P0xxx
error code P0420 to P0429
- error code P0420
- Catalyst System Efficiency Below Threshold
- error code P0421
- Warm Up Catalyst Efficiency Below Threshold
- error code P0422
- Main Catalyst Efficiency Below Threshold
- error code P0423
- Heated Catalyst Efficiency Below Threshold
- error code P0424
- Heated Catalyst Temperature Below Threshold
- error code P0425
- Catalyst Temperature Sensor Circuit
- error code P0426
- Catalyst Temperature Sensor Circuit Range/Performance
- error code P0427
- Catalyst Temperature Sensor Circuit Low
- error code P0428
- Catalyst Temperature Sensor Circuit High
- error code P0429
- Catalyst Heater Control Circuit