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 |
|---|---|---|
| P0087 | Fuel Rail/System Pressure - Too Low | The torque is reduced |
| P0088 | Fuel Rail/System Pressure - Too High | The torque is reduced |
| P0101 | Mass or Volume Air Flow Sensor "A" Circuit Range/Performance | Regeneration of the particulate filter is prohibited |
| P0123 | Throttle/Pedal Position Sensor/Switch "A" Circuit High | Regeneration of the particulate filter is prohibited |
| P0191 | Fuel Rail Pressure Sensor "A" Circuit Range/Performance | Regeneration of the particulate filter is prohibited |
| P0193 | Fuel Rail Pressure Sensor "A" Circuit High | Regeneration of the particulate filter is prohibited |
| P0238 | Turbocharger / Supercharger Boost Sensor "A" Circuit High |
|
| P0299 | Turbocharger / Supercharger "A" Underboost Condition |
|
| P0471 | Exhaust Pressure Sensor "A" Circuit Range/Performance | The torque is reduced |
| P0473 | Exhaust Pressure Sensor "A" Circuit High | Regeneration of the particulate filter is prohibited |
| P0546 | Exhaust Gas Temperature Sensor Circuit High Bank 1 Sensor 1 | Regeneration of the particulate filter is prohibited |
| P0638 | Throttle Actuator Control Range/Performance Bank 1 | Regeneration of the particulate filter is prohibited |
| P1034 | Throttle Valve Permanent Positive Governor Deviation | Regeneration of the particulate filter is prohibited |
| P1072 | Plausibility Test with Environment Pressure | The torque is reduced |
| P1471 | Permanent Negative Governor Deviation | The torque is reduced |
| P1551 | Plausibility Error for Oil Pressure Sensor | Engine shut off |
| P2127 | Throttle/Pedal Position Sensor/Switch "E" Circuit Low | Regeneration of the particulate filter is prohibited |
| P2227 | Barometric Pressure Sensor "A" Circuit Range/Performance | The torque is reduced |
| P2279 | Intake Air System Leak |
|
| P2454 | Diesel Particulate Filter Pressure Sensor "A" Circuit Low | Regeneration of the particulate filter is prohibited |
| P2455 | Diesel Particulate Filter Pressure Sensor "A" Circuit High | Regeneration of the particulate filter is prohibited |
| P2621 | Throttle Position Output Circuit Low | Regeneration of the particulate filter is prohibited |
| P2622 | Throttle Position Output Circuit High | Regeneration of the particulate filter is prohibited |