FAIL-SAFE CHART
If any of the following DTCs are stored, the ECM enters fail-safe mode to allow the vehicle to be driven temporarily.
| DTC No. | Detection Item | Fail-safe Operation | Fail-safe Deactivation Condition |
|---|---|---|---|
| P0087 | Fuel Rail/System Pressure - Too Low | The engine power is reduced by 90%.* | Ignition switch off |
| P0088 | Fuel Rail/System Pressure - Too High | The engine power is reduced by 90%.* | Ignition switch off |
| P0093 | Fuel System Leak Detected - Large Leak | The engine power is reduced by 90%.* | Ignition switch off |
| P0101 | Mass or Volume Air Flow Circuit | The engine power is limited. | Ignition switch off |
| P0102 | Mass or Volume Air Flow Circuit Low Input | The engine power is limited. | Pass condition detected |
| P0103 | Mass or Volume Air Flow Circuit High Input | The engine power is limited. | Pass condition detected |
| P0107 | Manifold Absolute Pressure/Barometric Pressure Circuit Low Input | The turbo pressure is fixed at a specified value. | Pass condition detected |
| P0108 | Manifold Absolute Pressure/Barometric Pressure Circuit High Input | The turbo pressure is fixed at a specified value. | Pass condition detected |
| P0112 | Intake Air Temperature Circuit Low Input | The intake air temperature value is fixed. | Pass condition detected |
| P0113 | Intake Air Temperature Circuit High Input | The intake air temperature value is fixed. | Pass condition detected |
| P0115 | Engine Coolant Temperature Circuit | The engine coolant temperature sensor output is fixed at a specified value (the fixed value varies depending on conditions). | Pass condition detected |
| P0117 | Engine Coolant Temperature Circuit Low Input | The engine coolant temperature sensor output is fixed at a specified value (the fixed value varies depending on conditions). | Pass condition detected |
| P0118 | Engine Coolant Temperature Circuit High Input | The engine coolant temperature sensor output is fixed at a specified value (the fixed value varies depending on conditions). | Pass condition detected |
| P0122 | Throttle/Pedal Position Sensor/Switch "A" Circuit Low Input | The engine power is limited. | Ignition switch off |
| P0123 | Throttle/Pedal Position Sensor/Switch "A" Circuit High Input | The engine power is limited. | Ignition switch off |
| P0168 | Fuel Temperature Too High | The injection volume and maximum injection volume are reduced. | Pass condition detected |
| P0180 | Fuel Temperature Sensor "A" Circuit | The fuel temperature is fixed at a specified value. | Pass condition detected |
| P0182 | Fuel Temperature Sensor "A" Circuit Low Input | The fuel temperature is fixed at a specified value. | Pass condition detected |
| P0183 | Fuel Temperature Sensor "A" Circuit High Input [Fuel temperature sensor high input] |
The fuel temperature is fixed at a specified value. | Pass condition detected |
| P0190 | Fuel Rail Pressure Sensor Circuit |
|
Ignition switch off |
| P0191 | Fuel Rail Pressure Sensor Circuit Range / Performance |
|
Ignition switch off |
| P0192 | Fuel Rail Pressure Sensor Circuit Low Input |
|
Ignition switch off |
| P0193 | Fuel Rail Pressure Sensor Circuit High Input |
|
Ignition switch off |
| P0234 | Turbocharger / Supercharger Overboost Condition | The engine power is limited. | Pass condition detected |
| P0335 | Crankshaft Position Sensor "A" Circuit | The engine power is reduced by 90%.* | Pass condition detected |
| P0340 | Camshaft Position Sensor "A" Circuit (Bank 1 or Single Sensor) | The engine power is reduced by 90%.* | Pass condition detected |
| P0400 | Exhaust Gas Recirculation Flow | The engine power is limited. | Ignition switch off |
| P0405 | Exhaust Gas Recirculation Sensor "A" Circuit Low | The engine power is limited. | Ignition switch off |
| P0406 | Exhaust Gas Recirculation Sensor "A" Circuit High | The engine power is limited. | Ignition switch off |
| P0488 | Exhaust Gas Recirculation Throttle Position Control Range/Performance | The engine power is limited. | Ignition switch off |
| P0489 | Exhaust Gas Recirculation Control Circuit Low | The engine power is limited. | Ignition switch off |
| P0490 | Exhaust Gas Recirculation Control Circuit High | The engine power is limited. | Ignition switch off |
| P0500 | Vehicle Speed Sensor "A" | The vehicle speed is fixed at 0 km/h (0 mph). | Pass condition detected |
| P0606 | ECM / PCM Processor | The engine power is reduced by 90%.* | Pass condition detected |
| P060A | Internal Control Module Monitoring Processor Performance | The engine power is reduced by 90%.* | Pass condition detected |
| P0627 | Fuel Pump Control Circuit / Open | The engine power is limited. | Pass condition detected |
| P062D | Fuel Injector Driver Circuit Performance Bank 1 |
|
Ignition switch off |
| P1229 | Fuel Pump System | The engine power is limited. | Ignition switch off |
| P1251 | Turbocharger / Supercharger Overboost Condition (Too High) | The engine power is limited. | Ignition switch off |
| P1271 | Fuel Regulator Circuit Malfunction (EDU Drive) | The engine power is limited. | Ignition switch off |
| P1272 | Fuel Pressure Regulator Malfunction | The engine power is limited. | Ignition switch off |
| P1496 | Intake Air Temperature Sensor 1 Circuit Low | The intake air temperature is fixed at a specified value. | Pass condition detected |
| P1497 | Intake Air Temperature Sensor 1 Circuit High | The intake air temperature is fixed at a specified value. | Pass condition detected |
| P1625 | Idle Signal Transmitter Circuit | The engine power is limited. | Ignition switch off |
| P2120 | Throttle/Pedal Position Sensor/Switch "D" Circuit | The engine power is limited. | Ignition switch off |
| P2121 | Throttle/Pedal Position Sensor/Switch "D" Circuit Range/Performance | The engine power is limited. | Ignition switch off |
| P2122 | Throttle/Pedal Position Sensor/Switch "D" Circuit Low Input | The engine power is limited. | Ignition switch off |
| P2123 | Throttle/Pedal Position Sensor/Switch "D" Circuit High Input | The engine power is limited. | Ignition switch off |
| P2125 | Throttle/Pedal Position Sensor/Switch "E" Circuit | The engine power is limited. | Ignition switch off |
| P2127 | Throttle/Pedal Position Sensor/Switch "E" Circuit Low Input | The engine power is limited. | Ignition switch off |
| P2128 | Throttle/Pedal Position Sensor/Switch "E" Circuit High Input | The engine power is limited. | Ignition switch off |
| P2138 | Throttle/Pedal Position Sensor/Switch "D"/"E" Voltage Correlation | The engine power is limited. | Ignition switch off |
| P2141 | Diesel Throttle Motor Circuit Low | The engine power is limited. | Ignition switch off |
| P2142 | Diesel Throttle Motor Circuit High | The engine power is limited. | Ignition switch off |
| P2226 | Barometric Pressure Circuit | The atmospheric pressure is fixed at a specified value. | Pass condition detected |
| P2228 | Barometric Pressure Circuit Low Input | The atmospheric pressure is fixed at a specified value. | Pass condition detected |
| P2229 | Barometric Pressure Circuit High Input | The atmospheric pressure is fixed at a specified value. | Pass condition detected |
Tech Tips
*: Engine power is limited immediately after the DTC is stored.