Engine Control System (SFI) - Diagnostics
- How To Proceed With Troubleshooting
- Customer Problem Analysis Check
- Location
- Diagnosis System
- DTC Check/Clear
- Check Mode Procedure
- Basic Inspection
- Terminals Of ECM
- Data List/Active Test
- Definition Of Terms
- TOYOTA/LEXUS Part And System Name List
- List Of Disable A Monitor
- Checking Monitor Status
- Readiness Monitor Drive Pattern
- Diagnostic Trouble Code Chart
- Fail-Safe Chart
- Check For Intermittent Problems
- Problem Symptoms Table
- DTC P0010: Camshaft Position "A" Actuator Circuit (Bank 1)
- DTC P0011: Camshaft Position "A" -Timing Over-Advanced Or System Performance (Bank 1); DTC P0012: Camshaft Position "A" -Timing Over-Retarded (Bank 1)
- DTC P0016: Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor A)
- DTC P0031: Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 1); DTC P0032: Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 1); DTC P0037: Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2); DTC P0038: Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 2)
- DTC P0100: Mass Or Volume Air Flow Circuit; DTC P0102 Mass Or Volume Air Flow Circuit Low Input; DTC P0103: Mass Or Volume Air Flow Circuit High Input
- DTC P0101: Mass Or Volume Air Flow Circuit Range/Performance Problem
- DTC P0110: Intake Air Temperature Circuit; DTC P0112: Intake Air Temperature Circuit Low Input; DTC P0113: Intake Air Temperature Circuit High Input
- DTC P0115: Engine Coolant Temperature Circuit; DTC P0117: Engine Coolant Temperature Circuit Low Input; DTC P0118: Engine Coolant Temperature Circuit High Input
- DTC P0116: Engine Coolant Temp. Circuit Range/Performance Problem
- DTC P0120: Throttle/Pedal Position Sensor/Switch "A" Circuit; DTC P0122: Throttle/Pedal Position Sensor/Switch "A" Circuit Low Input; DTC P0123: Throttle/Pedal Position Sensor/Switch "A" Circuit High Input
- DTC P0121: Throttle/Pedal Position Sensor/Switch "A" Circuit Range/Performance Problem
- DTC P0125: Insufficient Coolant Temperature For Closed Loop Fuel Control
- DTC P0128: Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature)
- DTC P0130: Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 1); DTC P2195: Oxygen Sensor Signal Stuck Lean (Bank 1 Sensor 1); DTC P2196: Oxygen Sensor Signal Stuck Rich (Bank 1 Sensor 1)
- DTC P0133: Oxygen Sensor Circuit Slow Response (Bank 1 Sensor 1)
- DTC P0134: Oxygen Sensor Circuit No Activity Detected (Bank 1 Sensor 1)
- DTC P0136: Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 2)
- DTC P0171: System Too Lean (Bank 1) DTC P0172: System Too Rich (Bank 1)
- DTC P0300: Random/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 P0325: Knock Sensor 1 Circuit (Bank 1 Or Single Sensor), DTC P0327: Knock Sensor 1 Circuit Low Input (Bank 1 Or Single Sensor), DTC P0328: Knock Sensor 1 Circuit High Input (Bank 1 Or Single Sensor)
- DTC P0335: Crankshaft Position Sensor "A" Circuit, DTC P0339: Crankshaft Position Sensor "A" Circuit Intermittent
- DTC P0340: Camshaft Position Sensor "A" Circuit (Bank 1 Or Single Sensor), DTC P0341: Camshaft Position Sensor "A" Circuit Range/Performance (Bank 1 Or Single Sensor)
- DTC P0351: Ignition Coil "A" Primary/Secondary Circuit, DTC P0352: Ignition Coil "B" Primary/Secondary Circuit, DTC P0353: Ignition Coil "C" Primary/Secondary Circuit, DTC P0354: Ignition Coil "D" Primary/Secondary Circuit
- DTC P0420: Catalyst System Efficiency Below Threshold (Bank 1)
- DTC P0441: Evaporative Emission Control System Incorrect Purge Flow, DTC P0446: Evaporative Emission Control System Vent Control Circuit
- DTC P0442: Evaporative Emission Control System Leak Detected (Small Leak); DTC P0456: Evaporative Emission Control System Leak Detected (Very Small Leak)
- DTC P0451: Evaporative Emission Control System Pressure Sensor Range/Performance; DTC P0452: Evaporative Emission Control System Pressure Sensor/Switch Low Input; DTC P0453: Evaporative Emission Control System Pressure Sensor/Switch High Input
- DTC P0500: Vehicle Speed Sensor "A"
- DTC P0505: Idle Air Control System, DTC P0511 Idle Air Control Circuit
- DTC P0560: System Voltage
- DTC P0606: ECM/Pcm Processor
- DTC P0617: Starter Relay Circuit High
- ECM Power Source Circuit
- Fuel Pump Control Circuit
- Stop Light Switch Circuit
- Mil Circuit