Engine General Information & Diagnosis
- Precautions
- General Description
- Schematic and Routing Diagram
- Component Location
- Diagnostic Information and Procedures
- Strategy - Based Diagnostics
- DTC
- Reading Diagnostic Trouble Codes
- Notes
- Clearing Diagnostic Trouble Codes
- DTC Modes
- DTC Information Mode
- DTC Status
- Fail This Ign. (Fail This Ignition)
- History
- Last Test Fail
- MIL Request
- Not Run SCC (Not Run Since Code Clear)
- Test Fail SCC (Test Failed Since Code Clear)
- Specific DTC Mode
- Failed Last Test
- Failed Since Clear
- Failed This Ig. (Failed This Ignition)
- History DTC
- MIL Requested
- Not Run Since Cl (Not Run Since Cleared)
- Not Run This Ig. (Not Run This Ignition)
- Test Ran and Passed
- Primary System - Based Diagnostics
- Diagnostic Aids
- Idle Learn Procedure
- On-Board Diagnostic (OBD II) System Check
- Symptom Diagnosis
- Intermittents
- Hard Start
- Surges or Chuggles
- Lack of Power, Sluggishness, or Sponginess
- Detonation/Spark Knock
- Hesitation, Sag, Stumble
- Cuts Out, Misses
- Poor Fuel Economy
- Rough, Unstable, or Incorrect Idle, Stalling
- Excessive Exhaust Emissions or Odors
- Dieseling, Run-On
- Backfire
- Multiple ECM Information Sensor DTCs Set
- Engine Cranks But Will Not Run
- No Malfunction Indicator Lamp
- Malfunction Indicator Lamp On Steady
- Data Link Connector Diagnosis
- Clearing Trouble Codes
- Diagnostic Trouble Codes (DTC)
- DTC P0030: Upstream Heated Oxygen Sensor Bank 1 Heater Resistance Out of Limits
- DTC P0031: Upstream Heated Oxygen Sensor Bank 1 Heater Low Voltage
- DTC P0032: Upstream Heated Oxygen Sensor Bank 1 Heater High Voltage
- DTC P0036: Downstream Heated Oxygen Sensor Bank 1 Heater Resistance Out of Limits
- DTC P0037: Downstream Heated Oxygen Sensor Bank 1 Heater Low Voltage
- DTC P0038: Downstream Heated Oxygen Sensor Bank 1 Heater High Voltage
- DTC P0050: Upstream Heated Oxygen Sensor Bank 2 Heater Resistance Out of Limits
- DTC P0051: Upstream Heated Oxygen Sensor Bank 2 Heater Low Voltage
- DTC P0052: Upstream Heated Oxygen Sensor Bank 2 Heater High Voltage
- DTC P0056: Downstream Heated Oxygen Sensor Bank 2 Heater Resistance Out of Limits
- DTC P0057: Downstream Heated Oxygen Sensor Bank 2 Heater Low Voltage
- DTC P0058: Downstream Heated Oxygen Sensor Bank 2 Heater High Voltage
- DTC P0101: Mass Air Flow (MAF) Sensor Rationality Check
- DTC P0102: Mass Air Flow (MAF) Sensor Low Input
- DTC P0103: Mass Air Flow (MAF) Sensor High Input
- DTC P0106: Manifold Absolute Pressure (MAP) Sensor Rationality Check
- DTC P0107: Manifold Absolute Pressure Sensor Low Input
- DTC P0108: Manifold Absolute Pressure Sensor High Input
- DTC P0111: Intake Air Temperature (IAT) Sensor Rationality Check
- DTC P0112: Intake Air Temperature Sensor Low Input
- DTC P0113: Intake Air Temperature Sensor High Input
- DTC P0116: Engine Coolant Temperature Sensor (ECTS) Signal Stuck
- DTC P0117: Engine Coolant Temperature Sensor Low Input
- DTC P0118: Engine Coolant Temperature Sensor High Input
- DTC P0119: Engine Coolant Temperature Sensor (ECTS) Gradient Failure
- DTC P0121: Throttle Position Sensor (TPS) Rationality Check
- DTC P0122: Throttle Position Sensor Low Input
- DTC P0123: Throttle Position Sensor High Input
- DTC P0125: Insufficient Engine Coolant Temperature for Closed Loop
- DTC P0128: Thermostat Stuck Open
- DTC P0131: Upstream Heated Oxygen Sensor Bank 1 Low Voltage
- DTC P0132: Upstream Heated Oxygen Sensor Bank 1 High Voltage
- DTC P0133: Upstream Heated Oxygen Sensor Bank 1 Slow Response/No Activity Detected
- DTC P0137: Downstream Heated Oxygen Sensor Bank 1 Low Voltage
- DTC P0138: Downstream Heated Oxygen Sensor Bank 1 High Voltage
- DTC P0139: Downstream Heated Oxygen Sensor Bank 1 Slow Response
- DTC P0140: Downstream Heated Oxygen Sensor Bank 1 No Activity Detected
- DTC P0151: Upstream Heated Oxygen Sensor Bank 2 Low Voltage
- DTC P0152: Upstream Heated Oxygen Sensor Bank 2 High Voltage
- DTC P0153: Upstream Heated Oxygen Sensor Bank 2 Slow Response/No Activity Detected
- DTC P0157: Downstream Heated Oxygen Sensor Bank 2 Low Voltage
- DTC P0158: Downstream Heated Oxygen Sensor Bank 2 High Voltage
- DTC P0159: Downstream Heated Oxygen Sensor Bank 2 Slow Response
- DTC P0160: Downstream Heated Oxygen Sensor Bank 2 No Activity Detected
- DTC P0171: Fuel Trim Malfunction Bank 1 (Too Lean)
- DTC P0172: Fuel Trim Malfunction Bank 1 (Too Rich)
- DTC P0174: Fuel Trim Malfunction Bank 2 (Too Lean)
- DTC P0175: Fuel Trim Malfunction Bank 2 (Too Rich)
- DTC P0222: Main Throttle Idle Actuator (MTIA) Low Input
- DTC P0223: Main Throttle Idle Actuator (MTIA) High Input
- DTC P0230: Fuel Pump Relay Low Voltage
- DTC P0261: Injector 1 Low Input
- DTC P0262: Injector 1 High Input
- DTC P0264: Injector 2 Low Input
- DTC P0265: Injector 2 High Input
- DTC P0267: Injector 3 Low Input
- DTC P0268: Injector 3 High Input
- DTC P0270: Injector 4 Low Input
- DTC P0271: Injector 4 High Input
- DTC P0273: Injector 5 Low Input
- DTC P0274: Injector 5 High Input
- DTC P0276: Injector 6 Low Input
- DTC P0277: Injector 6 High Input
- DTC P0300: Multiple Cylinder Misfire Detected
- DTC P0301: Cylinder 1 Misfire Detected
- DTC P0302: Cylinder 2 Misfire Detected
- DTC P0303: Cylinder 3 Misfire Detected
- DTC P0304: Cylinder 4 Misfire Detected
- DTC P0305: Cylinder 5 Misfire Detected
- DTC P0306: Cylinder 6 Misfire Detected
- DTC P0329: Knock Sensor 1 Malfunction
- DTC P0334: Knock Sensor 2 Malfunction
- DTC P0335: Crankshaft Position (CKP) Sensor Malfunction (Electrical Error)
- DTC P0336: Crankshaft Position (CKP) Sensor Malfunction (No Plausible Signal)
- DTC P0337: Crankshaft Position (CKP) Sensor Malfunction (No Signal)
- DTC P0341: Camshaft Position (CMP) Sensor Malfunction (No Plausible Signal)
- DTC P0342: Camshaft Position (CMP) Sensor Malfunction (No Signal)
- DTC P0400: Exhaust Gas Recirculation (EGR) Flow Malfunction
- DTC P0401: Exhaust Gas Recirculation (EGR) Flow Insufficient Detected (Blocked)
- DTC P0402: Exhaust Gas Recirculation (EGR) Flow Excessive Detected (Leakage)
- DTC P0403: Exhaust Gas Recirculation (EGR) Circuit Malfunction
- DTC P0404: Exhaust Gas Recirculation (EGR) Valve Failure
- DTC P0405: Exhaust Gas Recirculation (EGR) Potentiometer Low Voltage
- DTC P0406: Exhaust Gas Recirculation (EGR) Potentiometer High Voltage
- DTC P0420: Catalyst Efficiency below Threshold (Bank1)
- DTC P0430: Catalyst Efficiency below Threshold (Bank2)
- DTC P0442: Evaporative Emission Control System Small Leak Detected (1.0 mm)
- DTC P0444: EVAP Purge Control Valve Circuit Open
- DTC P0445: EVAP Purge Control Valve Circuit Shorted
- DTC P0447: EVAP Vent Control Circuit Open
- DTC P0448: EVAP Vent Control Circuit Shorted
- DTC P0449: Evaporative Emission System Vent Shut OFF Valve Malfunction
- DTC P0451: Fuel Tank Pressure Sensor Signal Stuck
- DTC P0452: Fuel Tank Pressure Sensor Low Input
- DTC P0453: Fuel Tank Pressure Sensor High Input
- DTC P0454: Fuel Tank Pressure Sensor Signal Noise
- DTC P0455: Evaporative Emission Control System Large Leak Detected
- DTC P0456: Evaporative Emission Control System Small Leak Detected (0.5 mm)
- DTC P0461: Fuel Level Sensor Circuit Rationality Check
- DTC P0462: Fuel Level Sensor Low Input
- DTC P0463: Fuel Level Sensor High Input
- DTC P0480: Cooling Fan Low Relay Malfunction
- DTC P0481: Cooling Fan High Relay Malfunction
- DTC P0501: Vehicle Speed Sensor Unplausible Signal
- DTC P0510: Closed Throttle Position Switch (Idle Switch) Malfunction
- DTC P0532: A/C Pressure Sensor Circuit Low Input
- DTC P0533: A/C Pressure Sensor Circuit High Input
- DTC P0562: System Voltage Low
- DTC P0563: System Voltage High
- DTC P0601: Engine Control Module Checksum Error
- DTC P0604: Engine Control Module Internal/External RAM Error
- DTC P0605: Engine Control Module Non Volatile Memory (ROM) Write Error
- DTC P0646: A/C Compressor Relay Low Input
- DTC P0647: A/C Compressor Relay High Input
- DTC P0650: Malfunction Indicator Lamp (MIL) Low Voltage
- DTC P0661: Variable Intake System Circuit Low Voltage
- DTC P0662: Variable Intake System Circuit High Voltage
- DTC P0700: Transaxle Control Module Error
- DTC P1171: Lambda Controller Limit Malfunction Bank 1 (Too Rich)
- DTC P1172: Lambda Controller Limit Malfunction Bank 1 (Too Lean)
- DTC P1174: Lambda Controller Limit Malfunction Bank 2 (Too Rich)
- DTC P1175: Lambda Controller Limit Malfunction Bank 2 (Too Lean)
- DTC P1231: Fuel Pump Relay High Voltage
- DTC P1320: Crankshaft Segment Malfunction (Segment Time Adaptation at the Limit)
- DTC P1321: Crankshaft Segment Malfunction (Period Tooth Error)
- DTC P1382: Wheel Speed Sensor Malfunction
- DTC P1443: Evaporative Emission System Purge Control Valve Malfunction (stuck in Open Position)
- DTC P1449: Evaporative Emission System Vent Shut OFF Valve Malfunction (stuck in Closed Position)
- DTC P1504: Vechicle Sped Sensor CAN Malfunction
- DTC P1511: Main Throttle Idle Actuator (MTIA) Circuit Malfunction
- DTC P1512: Main Throttle Idle Actuator Malfunction (Mechanical Failure)
- DTC P1513: Main Throttle Idle Actuator (MTIA) Malfunction (Functional Failure)
- DTC P1562: System Voltage Too Low
- DTC P1563: System Voltage Too High
- DTC P1610: Main Relay Circuit High Voltage
- DTC P1611: Main Relay Circuit Low Voltage
- DTC P1650: Malfunction Indicator Lamp (MIL) High Voltage
- DTC P1670: CAN Communication Error (No Message from ABS Module)
- DTC P1671: CAN Communication Error (No Message from TCM)
- DTC P1672: CAN Communication Error (CAN Bus Off)
- DTC P1673: CAN Communication Error (ECM Cannot Emit Message)
- Fuel Pump Relay Circuit Check
- Main Relay Circuit Check
- Manifold Absolute Pressure Check
- Idle Air Control System Check
- Ignition System Check
- Engine Cooling Fan Circuit Check
- Specifications