Engine Control System
- Index For DTC
- Precautions
- Preparation
- Engine Control System
- Basic Service Procedure
- Idle Speed And Ignition Timing Check Idle Speed
- Idle Speed/Ignition Timing/Idle Mixture Ratio Adjustment
- Preparation
- Overall Inspection Sequence
- Inspection Procedure
- 1. Inspection Start
- 2. Repair Or Replace
- 3. Check Target Idle Speed
- 4. Perform Accelerator Pedal Released Position Learning
- 5. Perform Throttle Valve Closed Position Learning
- 6. Perform Idle Air Volume Learning
- 7. Check Target Idle Speed Again
- 8. Detect Malfunctioning Part
- 9. Check ECM Function
- 10. Check Ignition Timing
- 11. Perform Accelerator Pedal Released Position Learning
- 12. Perform Throttle Valve Closed Position Learning
- 13. Perform Idle Air Volume Learning
- 14. Check Target Idle Speed Again
- 15.Check Ignition Timing Again
- 16. Check Timing Chain Installation
- 17. Detect Malfunctioning Part
- 18. Check ECM Function
- 19. Check Heated Oxygen Sensor 1 (Bank 1) Signal
- 20. Check Heated Oxygen Sensor 1 (Bank 1) Signal
- 21. Check Heated Oxygen Sensor 1 (Bank 2) Signal
- 22. Check Heated Oxygen Sensor 1 (Bank 2) Signal
- 23. Check Heated Oxygen Sensor 1 (Bank 1) Harness
- 24. Check Heated Oxygen Sensor 1 (Bank 2) Harness
- 25. Perform Accelerator Pedal Released Position Learning
- 26. Perform Throttle Valve Closed Position Learning
- 27. Perform Idle Air Volume Learning
- 28. Check CO%
- 29. Check CO%
- 30. Reconnect Heated Oxygen Sensor 1 Harness Connector
- 31. Replace Heated Oxygen Sensor 1
- 32. Check Heated Oxygen Sensor 1 (Bank 1) / (Bank 2) Signal
- 33. Check Heated Oxygen Sensor 1 (Bank 1) / (Bank 2) Signal
- 34. Detect Malfunctioning Part
- 35. Erase Unnecessary DTC
- 36. Check ECM Function
- Accelerator Pedal Released Position Learning
- Throttle Valve Closed Position Learning
- Idle Air Volume Learning
- Fuel Pressure Check
- On Board Diagnostic (OBD) System
- Introduction
- Two Trip Detection Logic
- Emission-Related Diagnostic Information
- Emission-Related Diagnostic Information Items
- DTC And 1st Trip DTC
- Freeze Frame Data And 1st Trip Freeze Frame Data
- System Readiness Test (SRT) Code
- How to Display SRT Code
- How to Set SRT Code
- TEst Value And Test Limit (GST Only - Not Applicable To CONSULT-II)
- How To Erase Emission-Related Diagnostic Information
- IVIS (INFINITI Vehicle Immobilizer System - NATS)
- Malfunction Indicator Lamp (Mil)
- OBD System Operation Chart
- Relationship Between MIL, 1st Trip DTC, DTC, And Detectable Items
- Summary Chart
- Relationship Between MIL, DTC, 1st Trip DTC And Driving Patterns For "Misfire" < Exhaust Quality Deterioration>, "Fuel Injection System"
- Explanation For Driving Patterns For "Misfire < Exhaust Quality Deterioration>", "Fuel Injection System"
- Relationship Between MIL, DTC, 1ST Trip DTC And Driving Patterns Except For "Misfire < Exhaust Quality Deterioration>", "Fuel Injection System"
- Explanation For Driving Patterns Except For "Misfire < Exhaust Quality Deterioration>", "Fuel Injection System"
- Trouble Diagnosis
- Trouble Diagnosis Introduction
- DTC Inspection Priority Chart
- Fail-Safe Chart
- Basic Inspection
- 1. Inspection Start
- 2. Repair Or Replace
- 3. Check Target Idle Speed
- 4. Perform Accelerator Pedal Released Position Learning
- 5. Perform Throttle Valve Closed Position Learning
- 6. Perform Idle Air Volume Learning
- 7. Check Target Idle Speed Again
- 8. Detect Malfunctioning Part
- 9. Check ECM Function
- 10. Check Ignition Timing
- 11. Perform Accelerator Pedal Released Position Learning
- 12. Perform Throttle Valve Closed Position Learning
- 13. Perform Idle Air Volume Learning
- 14. Check Target Idle Speed Again
- 15. Check Ignition Timing Again
- 16. Check Timing Chain Installation
- 17. Detect Malfunctioning Part
- 18. Check ECM Function
- Symptom Matrix Chart
- Engine Control Component Parts Location
- Circuit Diagram
- ECM Harness Connector Terminal Layout
- ECM Terminals And Reference Value
- Consult-II Function
- Generic Scan Tool (GST) Function
- Consult-II Reference Value In Data Monitor Mode
- Major Sensor Reference Graph In Data Monitor Mode
- Trouble Diagnosis - Specification Value
- Trouble Diagnosis For Intermittent Incident
- Power Supply And Ground Circuit
- Wiring Diagram
- Diagnostic Procedure
- 1. Inspection Start
- 2. Check ECM Power Supply Circuit-I
- 3. Detect Malfunctioning Part
- 4. Check Ground Connections
- 5. Check ECM Ground Circuit For Open And Short-I
- 6. Detect Malfunctioning Part
- 7. Check Power Supply-II
- 8. Detect Malfunctioning Part
- 9. Check Output Signal Circuit For Open And Short
- 10. Detect Malfunctioning Part
- 11. Check ECM Relay
- 12. Check ECM Power Supply Circuit-III
- 13. Check ECM Power Supply Circuit-IV
- 14. Detect Malfunctioning Part
- 15. Check Harness Continuity Between ECM Relay And ECM For Open And Short
- 16. Detect Malfunctioning Part
- 17. Check ECM Relay
- 18. Check Ground Connections
- 19. Check ECM Ground Circuit For Open And Short-II
- 20. Detect Malfunctioning Part
- 21. Check Intermittent Incident
- Ground Inspection
- Component Inspection
- DTC U1000, U1001: Can Communication Line
- DTC P0011, P0021: IVT Control
- Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Ground Connections
- 2. Check Intake Valve Timing Control Position Sensor Power Supply Circuit
- 3. Detect Malfunctioning Part
- 4. Check Intake Valve Timing Control Position Sensor Ground Circuit For Open And Short
- 5. Detect Malfunctioning Part
- 6. Check Intake Valve Timing Control Position Sensor Input Signal Circuit For Open And Short
- 7. Check Intake Valve Timing Control Position Sensor
- 8. Check Intake Valve Timing Control Solenoid Valve Power Supply Circuit
- 9. Detect Malfunctioning Part
- 10. Check Intake Valve Timing Control Solenoid Valve Output Signal Circuit For Open And Short
- 11. Check Intake Valve Timing Control Solenoid Valve
- 12. Check Crankshaft Position Sensor (POS)
- 13. Check Camshaft Position Sensor (Phase)
- 14. Check Camshaft
- 15. Check Intermittent Incident
- Component Inspection
- Removal And Installation
- DTC P0031, P0032, P0051, P0052: Ho2S1 Heater
- DTC P0037, P0038, P0057, P0058: Ho2S2 Heater
- DTC P0101: MAF Sensor
- Component Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Overall Function Check
- Wiring Diagram
- Diagnostic Procedure
- 1. Inspection Start
- 2. Check Intake System
- 3. Check Ground Connections
- 4. Check MAF Sensor Power Supply Circuit
- 5. Detect Malfunctioning Part
- 6. Check MAF Sensor Ground Circuit For Open And Short
- 7. Check MAF Sensor Input Signal Circuit For Open And Short
- 8. Check MASS Air Flow Sensor
- 9. Check Intermittent Incident
- Component Inspection
- Removal And Installation
- DTC P0102, P0103: MAF Sensor
- Component Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1. Inspection Start
- 2. Check Intake System
- 3. Check Ground Connections
- 4. Check MAF Sensor Power Supply Circuit
- 5. Detect Malfunctioning Part
- 6. Check MAF Sensor Ground Circuit For Open And Short
- 7. Check MAF Sensor Input Signal Circuit For Open And Short
- 8. Check Mass Air Flow Sensor
- 9. Check Intermittent Incident
- Component Inspection
- Removal And Installation
- DTC P0112, P0113: IAT Sensor
- DTC P0117, P0118: ECT Sensor
- DTC P0122, P0123: TP Sensor
- Component Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Ground Connections
- 2. Check Throttle Position Sensor 2 Power Supply Circuit
- 3. Check Throttle Position Sensor 2 Ground Circuit For Open And Short
- 4. Detect Malfunctioning Part
- 5. Check Throttle Position Sensor 2 Input Signal Circuit For Open And Short
- 6. Check Throttle Position Sensor
- 7. Replace Electric Throttle Control Actuator
- 8. Check Intermittent Incident
- Component Inspection
- Removal And Installation
- DTC P0125: ECT Sensor
- DTC P0127: IAT Sensor
- DTC P0128: Thermostat Function
- DTC P0132, P0152: Ho2S1
- DTC P0133, P0153: Ho2S1
- Component Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Overall Function Check
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Ground Connections
- 2. Retighten Heated Oxygen Sensor 1
- 3. Check For Exhaust Gas Leak
- 4. Check For Intake Air Leak
- 5. Clear The Self-Learning Data
- 6. Check HO2S1 Ground Circuit For Open And Short
- 7. Check HO2S1 Input Signal Circuit For Open And Short
- 8. Check Mass Air Flow Sensor
- 9. Check PCV Valve
- 10. Check Heated Oxygen Sensor 1
- 11. Check Intermittent Incident
- Component Inspection
- Removal And Installation
- DTC P0134, P0154: Ho2S1
- DTC P0138, P0158: Ho2S2
- DTC P0139, P0159: Ho2S2
- DTC P0171, P0174: Fuel Injection System Function
- DTC P0172, P0175: Fuel Injection System Function
- DTC P0181: FTT Sensor
- DTC P0182, P0183: FTT Sensor
- DTC P0222, P0223: TP Sensor
- Component Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1 . Check Ground Connections
- 2. Check Throttle Position Sensor 1 Power Supply Circuit
- 3. Check Throttle Position Sensor 1 Ground Circuit For Open And Short
- 4. Detect Malfunctioning Part
- 5. Check Throttle Position Sensor 1 Input Signal Circuit For Open And Short
- 6. Check Throttle Position Sensor
- 7. Replace Electric Throttle Control Actuator
- 8. Check Intermittent Incident
- Component Inspection
- Removal And Installation
- DTC P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307, P0308: No. 1 - 8 Cylinder Misfire, Multiple Cylinder Misfire
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Diagnostic Procedure
- 1. Check For Intake Air Leak
- 2. Check For Exhaust System Clogging
- 3. Perform Power Balance Test
- 4. Check Injector
- 5. Check Ignition Spark
- 6. Check Spark Plugs
- 7. Check Compression Pressure
- 8. Check Fuel Pressure
- 9. Detect Malfunctioning Part
- 10. Check Ignition Timing
- 11. Check Heated Oxygen Sensor 1 Bank 1/Bank 2
- 12. Check Mass Air Flow Sensor
- 13. Check Symptom Matrix Chart
- 14. Erase The 1st Trip DTC
- 15. Check Intermittent Incident
- DTC P0327, P0328, P0332, P0333: KS
- Component Description
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Ground Connections
- 2. Check Knock Sensor Input Signal Circuit For Open And Short-I
- 3. Check Knock Sensor Input Signal Circuit For Open And Short-II
- 4. Detect Malfunctioning Part
- 5. Knock Sensor Shield Circuit For Open And Short
- 6. Detect Malfunctioning Part
- 7. Check Knock Sensor
- 8. Check Intermittent Incident
- Component Inspection
- Removal And Installation
- DTC P0335: CKP Sensor (Pos)
- Component Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Ground Connections
- 2. Check Crankshaft Position (CKP) Sensor (POS) Power Supply Circuit
- 3. Detect Malfunctioning Part
- 4. Check CKP Sensor (POS) Ground Circuit For Open And Short
- 5. Detect Malfunctioning Part
- 6. Check CKP Sensor (POS) Input Signal Circuit For Open And Short
- 7. Detect Malfunctioning Part
- 8. Check CKPS (POS) Shield Circuit For Open And Short
- 9. Detect Malfunctioning Part
- 10. Check Crankshaft Position Sensor (POS)
- 11. Check Gear Tooth
- 12. Check Intermittent Incident
- Component Inspection
- Removal And Installation
- DTC P0340: CMP Sensor (Phase)
- Component Description
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1 . Check Starting System
- 2. Check Ground Connections
- 3. Check Camshaft Position (CMP) Sensor (Phase) Power Supply Circuit
- 4. Detect Malfunctioning Part
- 5. Check CMP Sensor (Phase) Ground Circuit For Open And Short
- 6. Detect Malfunctioning Part
- 7. Check CMP Sensor (Phase) Input Signal Circuit For Open And Short
- 8. Check Camshaft Position Sensor (Phase)
- 9. Check Intermittent Incident
- Component Inspection
- Removal And Installation
- DTC P0420, P0430: Three Way Catalyst Function
- DTC P0441: EVAP Control System
- System Description
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Overall Function Check
- Diagnostic Procedure
- 1. Check EVAP Canister
- 2. Check Purge Flow
- 3. Check Purge Flow
- 4. Check EVAP Purge Line
- 5. Check EVAP Purge Hose And Purge Port
- 6. Check EVAP Canister Purge Volume Control Solenoid Valve
- 7. Check EVAP Canister Purge Volume Control Solenoid Valve
- 8. Check EVAP Control System Pressure Sensor Connector
- 9. Check EVAP Control System Pressure Sensor Function
- 10. Check Rubber Tube For Clogging
- 11. Check EVAP Canister Vent Control Valve
- 12. Check EVAP Purge Line
- 13. Clean EVAP Purge Line
- 14. Check Intermittent Incident
- DTC P0442: EVAP Control System
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Diagnostic Procedure
- 1. Check Fuel Filler Cap Design
- 2. Check Fuel Filler Cap Installation
- 3. Check Fuel Filler Cap Function
- 4. Check Fuel Tank Vacuum Relief Valve
- 5. Install The Pressure Pump
- 6. Check For EVAP Leak
- 7. Check For EVAP Leak
- 8. Check Water Separator
- 9. Check EVAP Canister Vent Control Valve, O-Ring And Circuit
- 10. Check If EVAP Canister Saturated With Water
- 11. Check EVAP Canister
- 12. Detect Malfunctioning Part
- 13. Check EVAP Canister Purge Volume Control Solenoid Valve Operation
- 14. Check EVAP Canister Purge Volume Control Solenoid Valve Operation
- 15. Check Vacuum Hose
- 16. Check EVAP Canister Purge Volume Control Solenoid Valve
- 17. Check Fuel Tank Temperature Sensor
- 18. Check EVAP Control System Pressure Sensor
- 19. Check EVAP Purge Line
- 20. Clean EVAP Purge Line
- 21 . Check Refueling EVAP Vapor Line
- 22. Check Signal Line And Recirculation Line
- 23. Check Refueling Control Valve
- 24. Check Fuel Level Sensor
- 25. Check Intermittent Incident
- Component Inspection
- DTC P0444, P0445: EVAP Canister Purge Volume Control Solenoid Valve
- Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- Dtc Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1. Check EVAP Canister Purge Volume Control Solenoid Valve Power Supply Circuit
- 2. Detect Malfunctioning Part
- 3. Check EVAP Canister Purge Volume Control Solenoid Valve Output Signal Circuit For Open And Short
- 4. Check EVAP Canister Purge Volume Control Solenoid Valve Operation
- 5. Check EVAP Canister Purge Volume Control Solenoid Valve
- 6. Check Intermittent Incident
- Component Inspection
- Removal And Installation
- DTC P0447: EVAP Canister Vent Control Valve
- Component Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1. Inspection Start
- 2. Check EVAP Canister Vent Control Valve Circuit
- 3. Check EVAP Canister Vent Control Valve Power Supply Circuit
- 4. Detect Malfunctioning Part
- 5. Check EVAP Canister Vent Control Valve Output Signal Circuit For Open And Short
- 6. Detect Malfunctioning Part
- 7. Check Rubber Tube For Clogging
- 8. Check EVAP Canister Vent Control Valve
- 9. Check Intermittent Incident
- Component Inspection
- DTC P0452: EVAP Control System Pressure Sensor
- Component Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Ground Connections
- 2. Check Connector
- 3. Check EVAP Control System Pressure Sensor Power Supply Circuit
- 4. Detect Malfunctioning Part
- 5. Check EVAP Control System Pressure Sensor Ground Circuit For Open And Short
- 6. Detect Malfunctioning Part
- 7. Check EVAP Control System Pressure Sensor Input Signal Circuit For Open And Short
- 8. Detect Malfunctioning Part
- 9. Check EVAP Control System Pressure Sensor
- 10. Check Intermittent Incident
- Component Inspection
- DTC P0453: EVAP Control System Pressure Sensor
- Component Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Ground Connections
- 2. Check Connector
- 3. Check EVAP Control System Pressure Sensor Power Supply Circuit
- 4. Detect Malfunctioning Part
- 5. Check EVAP Control System Pressure Sensor Ground Circuit For Open And Short
- 6. Detect Malfunctioning Part
- 7. Check EVAP Control System Pressure Sensor Input Signal Circuit For Open And Short
- 8. Detect Malfunctioning Part
- 9. Check Rubber Tube
- 10. Check EVAP Canister Vent Control Valve
- 11. Check EVAP Control System Pressure Sensor
- 12. Check Water Separator
- 13. Check If EVAP Canister Saturated With Water
- 14. Check EVAP Canister
- 15. Detect Malfunctioning Part
- 16. Check Intermittent Incident
- Component Inspection
- DTC P0455: EVAP Control System
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Diagnostic Procedure
- 1 .Check Fuel Filler Cap Design
- 2. Check Fuel Filler Cap Installation
- 3. Check Fuel Filler Cap Function
- 4. Check Fuel Tank Vacuum Relief Valve
- 5. Check EVAP Purge Line
- 6. Clean EVAP Purge Line
- 7. Check EVAP Canister Vent Control Valve, O-Ring And Circuit
- 8. Install The Pressure Pump
- 9. Check For EVAP Leak
- 10. Check For EVAP Leak
- 11. Check EVAP Canister Purge Volume Control Solenoid Valve Operation
- 12. Check EVAP Canister Purge Volume Control Solenoid Valve Operation
- 13. Check Vacuum Hose
- 14. Check EVAP Canister Purge Volume Control Solenoid Valve
- 15. Check EVAP Canister Purge Volume Control Solenoid Valve
- 16. Check Fuel Tank Temperature Sensor
- 17. Check EVAP Control System Pressure Sensor
- 18. Check Refueling EVAP Vapor Line
- 19. Check Signal Line And Recirculation Line
- 20. Check Refueling Control Valve
- 21. Check Intermittent Incident
- DTC P0456: EVAP Control System
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Overall Function Check
- Diagnostic Procedure
- 1. Check Fuel Filler Cap Design
- 2. Check Fuel Filler Cap Installation
- 3. Check Fuel Filler Cap Function
- 4. Check Fuel Tank Vacuum Relief Valve
- 5. Install The Pressure Pump
- 6. Check For EVAP Leak
- 7. Check For EVAP Leak
- 8. Check Water Separator
- 9. Check EVAP Canister VENT Control Valve, O-Ring And Circuit
- 10. Check If EVAP Canister Saturated With Water
- 11. Check EVAP Canister
- 12. Detect Malfunctioning Part
- 13. Check EVAP Canister Purge Volume Control Solenoid Valve Operation
- 14. Check EVAP Canister Purge Volume Control Solenoid Valve Operation
- 15. Check Vacuum Hose
- 16. Check EVAP Canister Purge Volume Control Solenoid Valve
- 17. Check Fuel Tank Temperature Sensor
- 18. Check EVAP Control System Pressure Sensor
- 19. Check EVAP Purge Line
- 20. Clean EVAP Purge Line
- 21. Check Refueling EVAP Vapor Line
- 22. Check Signal Line And Recirculation Line
- 23. Check Refueling Control Valve
- 24. Check Fuel Level Sensor
- 25. Check Intermittent Incident
- Component Inspection
- DTC P0460: Fuel Level Sensor
- Component Description
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Ground Connections
- 2. Check Fuel Level Sensor Power Supply Circuit
- 3. Detect Malfunctioning Part
- 4. Check Fuel Level Sensor Ground Circuit For Open And Short
- 5. Detect Malfunctioning Part
- 6. Check Fuel Level Sensor Input Signal Circuit For Open And Short
- 7. Detect Malfunctioning Part
- 8. Check Fuel Level Sensor
- 9. Check Intermittent Incident
- Removal And Installation
- DTC P0461: Fuel Level Sensor
- DTC P0462, P0463: Fuel Level Sensor
- Component Description
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Ground Connections
- 2. Check Fuel Level Sensor Power Supply Circuit
- 3. Detect Malfunctioning Part
- 4. Check Fuel Level Sensor Ground Circuit For Open And Short
- 5. Detect Malfunctioning Part
- 6. Check Fuel Level Sensor Input Signal Circuit For Open And Short
- 7. Detect Malfunctioning Part
- 8. Check Fuel Level Sensor
- 9. Check Intermittent Incident
- Removal And Installation
- DTC P0500: VSS
- DTC P0506: ISC System
- DTC P0507: ISC System
- DTC P0550: PSP Sensor
- Component Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Ground Connections
- 2. Check PSP Sensor Power Supply Circuit
- 3. Detect Malfunctioning Part
- 4. Check PSP Sensor Ground Circuit For Open And Short
- 5. Detect Malfunctioning Part
- 6. Check PSP Sensor Input Signal Circuit For Open And Short
- 7. Detect Malfunctioning Part
- 8. Check PSP Sensor
- 9. Check Intermittent Incident
- Component Inspection
- Removal And Installation
- DTC P0605: ECM
- DTC P0650: Mil
- DTC P1065: ECM Power Supply
- DTC P1102: MAF Sensor
- DTC P1111, P1136: IVT Control Solenoid Valve
- DTC P1119: Radiator Coolant Temperature Sensor
- Component Description
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Ground Connections
- 2. Check Radiator Coolant Temperature Sensor Power Supply Circuit
- 3. Detect Malfunctioning Part
- 4. Check Radiator Coolant Temperature Sensor Ground Circuit For Open And Short
- 5. Detect Malfunctioning Part
- 6. Check Radiator Coolant Temperature Sensor
- 7. Check Intermittent Incident
- Component Inspection
- Removal And Installation
- DTC P1121: Electric Throttle Control Actuator
- DTC P1122: Electric Throttle Control Function
- Description
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Ground Connections
- 2. Check Throttle Control Motor Ground Circuit For Open And Short
- 3. Check Throttle Control Motor Relay Power Supply
- 4. Detect Malfunctioning Part
- 5. Check Throttle Control Motor Relay Input Signal Circuit For Open And Short
- 6. Detect Malfunctioning Part
- 7. Check Throttle Control Motor Relay Output Signal Circuit For Open And Short
- 8. Detect Malfunctioning Part
- 9. Check Throttle Control Motor Relay
- 10. Check Throttle Control Motor Output Signal Circuit For Open Or Short
- 11. Check Electric Throttle Control Actuator Visually
- 12. Check Throttle Control Motor
- 13. Check Intermittent Incident
- 14. Replace Electric Throttle Control Actuator
- Component Inspection
- Remove And Installation
- DTC P1124, P1126: Throttle Control Motor Relay
- Component Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Throttle Control Motor Relay Power Supply
- 2. Detect Malfunctioning Part
- 3. Check Throttle Control Motor Relay Input Signal Circuit For Open And Short
- 4. Detect Malfunctioning Part
- 5. Check Throttle Control Motor Relay Output Signal Circuit For Open And Short
- 6. Detect Malfunctioning Part
- 7. Check Throttle Control Motor Relay
- 8. Check Intermittent Incident
- Component Inspection
- DTC P1128: Throttle Control Motor
- DTC P1140, P1145: IVT Control Position Sensor
- Component Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Ground Connections
- 2. Check Intake Valve Timing Control Position Sensor Power Supply Circuit
- 3. Detect Malfunctioning Part
- 4. Check Intake Valve Timing Control Position Sensor Ground Circuit For Open And Short
- 5. Detect Malfunctioning Part
- 6. Check Intake Valve Timing Control Position Sensor Input Signal Circuit For Open And Short
- 7. Check Intake Valve Timing Control Position Sensor
- 8. Check Crankshaft Position Sensor (Pos)
- 9. Check Camshaft Position Sensor (Phase)
- 10. Check Camshaft
- 11. Check Intermittent Incident
- Component Inspection
- Removal And Installation
- DTC P1143, P1163: Ho2S1
- DTC P1144, P1164: Ho2S1
- DTC P1146, P1166: Ho2S2
- DTC P1147, P1167: Ho2S2
- DTC P1148, P1168: Closed Loop Control
- DTC P1211: TCS Control Unit
- DTC P1212: TCS Communication Line
- DTC P1217: Engine Over Temperature
- Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- Overall Function Check
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Cooling Fan Operation-I
- 2. Detect Malfunctioning Part
- 3. Check Cooling Fan Operation-II
- 4. Check Cooling Fan Operation-II
- 5. Check Ground Connections
- 6. Check Cooling Fan Speed Control Solenoid Valve Circuit
- 7. Check Cooling Fan Speed Control Solenoid Valve
- 8. Detect Malfunctioning Part
- 9. Check Radiator Coolant Temperature Sensor
- 10. Check For Coolant Leak
- 11. Detect Malfunctioning Part
- 12. Check Radiator Cap
- 13. Check Thermostat
- 14. Check Engine Coolant Temperature Sensor
- 15. Check Main 12 Causes
- Main 12 Causes Of Overheating
- DTC P1220: Fuel Pump Control Module (FPCM)
- Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Ground Connections
- 2. Check FPCM Power Supply Circuit
- 3. Detect Malfunctioning Part
- 4. Check FPCM Ground Circuit-I For Open And Short
- 5. Check FPCM Ground Circuit-II For Open And Short
- 6. Detect Malfunctioning Part
- 7. Check FPCM Input Signal Circuit For Open And Short
- 8. Detect Malfunctioning Part
- 9. Check FPCM Output Signal Circuit For Open And Short
- 10. Detect Malfunctioning Part
- 11. Check FPCM
- 12. Check Intermittent Incident
- Component Inspection
- DTC P1225: TP Sensor
- DTC P1226: TP Sensor
- DTC P1229: Sensor Power Supply
- DTC P1442: EVAP Control System
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Diagnostic Procedure
- 1. Check Fuel Filler Cap Design
- 2. Check Fuel Filler Cap Installation
- 3. Check Fuel Filler Cap Function
- 4. Check Fuel Tank Vacuum Relief Valve
- 5. Install The Pressure Pump
- 6. Check For EVAP Leak
- 7. Check For EVAP Leak
- 8. Check Water Separator
- 9. Check EVAP Canister Vent Control Valve, O-Ring And Circuit
- 10. Check If EVAP Canister Saturated With Water
- 11. Check EVAP Canister
- 12. Detect Malfunctioning Part
- 13. Check EVAP Canister Purge Volume Control Solenoid Valve Operation
- 14. Check EVAP Canister Purge Volume Control Solenoid Valve Operation
- 15. Check Vacuum Hose
- 16. Check EVAP Canister Purge Volume Control Solenoid Valve
- 17. Check Fuel Tank Temperature Sensor
- 18. Check EVAP Control System Pressure Sensor
- 19. Check EVAP Purge Line
- 20. Clean EVAP Purge Line
- 21. Check Refueling EVAP Vapor Line
- 22. Check Signal Line And Recirculation Line
- 23. Check Refueling Control Valve
- 24. Check Fuel Level Sensor
- 25. Check Intermittent Incident
- Component Inspection
- DTC P1444: EVAP Canister Purge Volume Control Solenoid Valve
- Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1. Check EVAP Canister Purge Volume Control Solenoid Valve Power Supply Circuit
- 2. Detect Malfunctioning Part
- 3. Check EVAP Canister Purge Volume Control Solenoid Valve Output Signal Circuit For Open And Short
- 4. Check EVAP Control System Pressure Sensor Connector.
- 5. Check EVAP Control System Pressure Sensor
- 6. Check EVAP Canister Purge Volume Control Solenoid Valve
- 7. Check EVAP Canister Purge Volume Control Solenoid Valve
- 8. Check Rubber Tube For Clogging
- 9. Check EVAP Canister Vent Control Valve
- 10. Check If EVAP Canister Saturated With Water
- 11. Check EVAP Canister
- 12. Detect Malfunctioning Part
- 13. Check Water Separator
- 14. Check Intermittent Incident
- Component Inspection
- Removal And Installation
- DTC P1446: EVAP Canister Vent Control Valve
- Component Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Rubber Tube
- 2. Check Water Separator
- 3. Check EVAP Canister Vent Control Valve
- 4. Check If EVAP Canister Saturated With Water
- 5. Check EVAP Canister
- 6. Detect Malfunctioning Part
- 7. Check EVAP Control System Pressure Sensor Connector
- 8. Check EVAP Control System Pressure Sensor
- 9. Check Intermittent Incident
- Component Inspection
- DTC P1448: EVAP Canister Vent Control Valve
- Component Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Overall Function Check
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Rubber Tube
- 2. Check EVAP Canister Vent Control Valve
- 3. Check Vacuum Cut Valve
- 4. Check If EVAP Canister Saturated With Water
- 5. Check EVAP Canister
- 6. Detect Malfunctioning Part
- 7. Check EVAP Control System Pressure Sensor Hose
- 8. Check EVAP Control System Pressure Sensor Connector
- 9. Check EVAP Control System Pressure Sensor
- 10. Check Intermittent Incident
- Component Inspection
- DTC P1456: EVAP Control System
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Overall Function Check
- Diagnostic Procedure
- 1. Check Fuel Filler Cap Design
- 2. Check Fuel Filler Cap Installation
- 3. Check Fuel Filler Cap Function
- 4. Check Fuel Tank Vacuum Relief Valve
- 5. Install The Pressure Pump
- 6. Check For EVAP Leak
- 7. Check For EVAP Leak
- 8. Check Water Separator
- 9. Check EVAP Canister Vent Control Valve, O-Ring And Circuit
- 10. Check If EVAP Canister Saturated With Water
- 11. Check EVAP Canister
- 12. Detect Malfunctioning Part
- 13. Check EVAP Canister Purge Volume Control Solenoid Valve Operation
- 14. Check EVAP Canister Purge Volume Control Solenoid Valve Operation
- 15. Check Vacuum Hose
- 16. Check EVAP Canister Purge Volume Control Solenoid Valve
- 17. Check Fuel Tank Temperature Sensor
- 18. Check EVAP Control System Pressure Sensor
- 19. Check EVAP Purge Line
- 20. Clean EVAP Purge Line
- 21. Check Refueling EVAP Vapor Line
- 22. Check Signal Line And Recirculation Line
- 23. Check Refueling Control Valve
- 24. Check Fuel Level Sensor
- 25. Check Intermittent Incident
- Component Inspection
- DTC P1464: Fuel Level Sensor
- DTC P1480: Cooling Fan Speed Control Solenoid Valve
- DTC P1490: Vacuum Cut Valve Bypass Valve
- Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1. Inspection Start
- 2. Check Vacuum Cut Valve Bypass Valve Circuit
- 3. Check Vacuum Cut Valve Bypass Valve Power Supply Circuit
- 4. Detect Malfunctioning Part
- 5. Check Vacuum Cut Valve Bypass Valve Output Signal Circuit For Open And Short
- 6. Detect Malfunctioning Part
- 7. Check Vacuum Cut Valve Bypass Valve
- 8. Check Intermittent Incident
- Component Inspection
- DTC P1491: Vacuum Cut Valve Bypass Valve
- Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Overall Function Check
- Wiring Diagram
- Diagnostic Procedure
- 1. Inspection Start
- 2. Check Vacuum Cut Valve Bypass Valve Operation
- 3. Check Vacuum Cut Valve Bypass Valve Operation
- 4. Check EVAP Purge Line
- 5. Check EVAP Purge Port
- 6. Check EVAP Canister
- 7. Check Bypass Hose
- 8. Check Vacuum Cut Valve Bypass Valve
- 9. Check Vacuum Cut Valve
- 10. Check EVAP Control System Pressure Sensor Hose
- 11. Check EVAP Control System Pressure Sensor Connector
- 12. Check EVAP Control System Pressure Sensor
- 13. Check Rubber Tube For Clogging
- 14. Check EVAP Canister Vent Control Valve
- 15. Check Refueling EVAP Vapor Cut Valve
- 16. Check Refueling Control Valve
- 17. Check Intermittent Incident
- Component Inspection
- DTC P1706: PNP Switch
- Component Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Overall Function Check
- Wiring Diagram
- Diagnostic Procedure
- 1. Inspection Start
- 2. Check PNP Switch Signal
- 3. Check PNP Switch
- 4. Check PNP Switch Circuit
- 5. Check PNP Switch Input Signal Circuit For Open And Short-I
- 6. Detect Malfunctioning Part
- 7. Check PNP Switch Input Signal Circuit For Open And Short-II
- 8. Check PNP Switch Input Signal Circuit For Open And Short-III
- 9. Detect Malfunctioning Part
- 10. Check Fuse Block (J/B) No. 1
- 11. Check Intermittent Incident
- DTC P1720: Vehicle Speed Sensor (A/T Output)
- DTC P1780: Shift Change Signal
- DTC P1805: Brake Switch
- DTC P2122, P2123: App Sensor
- Component Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Ground Connections
- 2. Check APP Sensor 1 Power Supply Circuit
- 3. Check APP Sensor 1 Ground Circuit For Open And Short
- 4. Detect Malfunctioning Part
- 5. Check APP Sensor 1 Input Signal Circuit For Open And Short
- 6. Check APP Sensor
- 7. Replace Electric Throttle Control Actuator
- 8. Check Intermittent Incident
- Component Inspection
- Removal And Installation
- DTC P2127, P2128: App Sensor
- DTC P2135: TP Sensor
- Component Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Ground Connections
- 2. Check Throttle Position Sensor Power Supply Circuit
- 3. Check Throttle Position Sensor Ground Circuit For Open And Short
- 4. Detect Malfunctioning Part
- 5. Check Throttle Position Sensor Input Signal Circuit For Open And Short
- 6. Check Throttle Position Sensor
- 7. Replace Electric Throttle Control Actuator
- 8. Check Intermittent Incident
- Component Inspection
- Removal And Installation
- DTC P2138: App Sensor
- Component Description
- Consult-II Reference Value In Data Monitor Mode
- On Board Diagnosis Logic
- DTC Confirmation Procedure
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Ground Connections
- 2. Check APP Sensor Power Supply Circuit
- 3. Check APP Sensor Ground Circuit For Open And Short
- 4. Detect Malfunctioning Part
- 5. Check APP Sensor Input Signal Circuit For Open And Short
- 6. Check APP Sensor
- 7. Replace Electric Throttle Control Actuator
- 8. Check Intermittent Incident
- Component Inspection
- Removal And Installation
- Variable Induction Air Control System (VIAS)
- Description
- Consult-II Reference Value In Data Monitor Mode
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Overall Function
- 2. Check Vacuum Existence
- 3. Check Vacuum Existence
- 4. Check Vacuum Hose
- 5. Check Vacuum Tank
- 6. Check VIAS Control Solenoid Valve Power Supply Circuit
- 7. Detect Malfunctioning Part
- 8. Check VIAS Control Solenoid Valve Output Signal Circuit For Open And Short
- 9. Check VIAS Control Solenoid Valve
- 10. Check Intermittent Incident
- Component Inspection
- Removal And Installation
- Ignition Signal
- Component Description
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Engine Start
- 2. Check Overall Function
- 3. Check Overall Function
- 4. Check Ignition Coil Power Supply Circuit-I
- 5. Check Ignition Coil Power Supply Circuit-II
- 6. Check Ignition Coil Power Supply Circuit-III
- 7. Detect Malfunctioning Part
- 8. Check Ignition Coil Power Supply Circuit-IV
- 9. Detect Malfunctioning Part
- 10. Check ECM Relay
- 11. Check Condenser Circuit For Open And Short
- 12. Check Condenser
- 13. Check Ignition Coil Power Supply Circuit-V
- 14. Detect Malfunctioning Part
- 15. Check Ignition Coil Ground Circuit For Open And Short
- 16. Check Ignition Coil Output Signal Circuit For Open And Short
- 17. Check Ignition Coil With Power Transistor
- 18. Check Intermittent Incident
- Component Inspection
- Removal And Installation
- Injector Circuit
- Start Signal
- Fuel Pump Circuit
- Description
- Consult-II Reference Value In Data Monitor Mode
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Overall Function
- 2. Check Fuel Pump Relay Power Supply Circuit
- 3. Detect Malfunctioning Part
- 4. Check Fuel Pump Power Supply And Ground Circuit For Open And Short
- 5. Detect Malfunctioning Part
- 6. Check Fuel Pump Relay Output Signal Circuit For Open And Short
- 7. Detect Malfunctioning Part
- 8. Check Dropping Resistor
- 9. Check Fuel Pump Relay
- 10. Check Fuel Pump
- 11 . Check Intermittent Incident
- Component Inspection
- Removal And Installation
- Refrigerant Pressure Sensor
- Component Description
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Refrigerant Pressure Sensor Overall Function
- 2. Check Ground Connections
- 3. Check Refrigerant Pressure Sensor Power Supply Circuit
- 4. Detect Malfunctioning Part
- 5. Check Refrigerant Pressure Sensor Ground Circuit For Open And Short
- 6. Detect Malfunctioning Part
- 7. Check Refrigerant Pressure Sensor Input Signal Circuit For Open And Short
- 8. Detect Malfunctioning Part
- 9. Refrigerant Pressure Sensor Shield Circuit For Open And Short
- 10. Detect Malfunctioning Part
- 11. Check Intermittent Incident
- Removal And Installation
- Electrical Load Signal
- Description
- Consult-II Reference Value In Data Monitor Mode
- Wiring Diagram
- Diagnostic Procedure
- 1. Check Load Signal Circuit Overall Function-I
- 2. Check Load Signal Circuit Overall Function-II
- 3. Check Rear Window Defogger Function
- 4. Check Rear Window Defogger Input Signal Circuit For Open Or Short
- 5. Detect Malfunctioning Part
- 6. Check Combination Meter
- 7. Check Headlamp Function
- 8. Check Headlamp Input Signal Circuit
- 9. Detect Malfunctioning Part
- 10. Check Combination Meter
- 11. Check Intermittent Incident
- Data Link Connector
- Evaporative Emission System
- On Board Refueling Vapor Recovery (ORVR)
- System Description
- Diagnostic Procedure
- Symptom: Fuel Odor From Evap Canister Is Strong.
- Symptom: Cannot Refuel/Fuel Odor From The Fuel Filler Opening Is Strong While Refueling.
- 1. Check EVAP Canister
- 2. Check If EVAP Canister Saturated With Water
- 3. Replace EVAP Canister
- 4. Check Water Separator
- 5. Detect Malfunctioning Part
- 6. Check Vent Hoses And Vent Tubes
- 7. Check Filler Neck Tube
- 8. Check Refueling Control Valve
- 9. Check Refueling EVAP Vapor Cut Valve
- 10. Check Fuel Filler Tube
- 11. Check One-Way Fuel Valve-I
- 12. Check One-Way Fuel Valve-II
- Component Inspection
- Positive Crankcase Ventilation
- Service Data And Specifications (SDS)
- Fuel Pressure Regulator
- Idle Speed And Ignition Timing
- Calculated Load Value
- Mass Air Flow Sensor
- Intake Air Temperature Sensor
- Engine Coolant Temperature Sensor
- Heated Oxygen Sensor 1
- Heated Oxygen Sensor 2
- Fuel Temperature Sensor
- Crankshaft Position Sensor (Pos)
- Camshaft Position Sensor (Phase)
- Radiator Coolant Temperature Sensor
- Throttle Control Motor
- Injector
- Fuel Pump