OBD2 trouble code reference
8,155 codes across 1 prefix groups on this page.
P0xxx
- P040E Exhaust Gas Recirculation Temperature Sensor "A" Circuit Intermittent/Erratic powertrain
- P040F Exhaust Gas Recirculation Temperature Sensor "A"/"B" Correlation powertrain
- P0410 Secondary Air Injection System Malfunction powertrain
- P0411 Secondary Air Injection System Incorrect Flow Detected powertrain
- P0412 Secondary Air Injection System Switching Valve A Circuit Malfunction powertrain
- P0413 Secondary Air Injection System Switching Valve A Circuit High powertrain
- P0414 Secondary Air Injection System Switching Valve A Circuit Low powertrain
- P0415 Secondary Air Injection System Relay Malfunction powertrain
- P0416 Secondary Air Injection System Relay Circuit High powertrain
- P0417 Secondary Air Injection System Relay Circuit Low powertrain
- P0418 Secondary Air Injection System Relay Circuit Range/Performance Problem powertrain
- P0419 Secondary Air Injection System Performance powertrain
- P041A Exhaust Gas Recirculation Temperature Sensor "B" Circuit powertrain
- P041B Exhaust Gas Recirculation Temperature Sensor "B" Circuit Range/Performance powertrain
- P041C Exhaust Gas Recirculation Temperature Sensor "B" Circuit Low powertrain
- P041D Exhaust Gas Recirculation Temperature Sensor "B" Circuit High powertrain
- P041E Exhaust Gas Recirculation Temperature Sensor "B" Circuit Intermittent/Erratic powertrain
- P041F Secondary Air Injection System Switching Valve "A" Circuit Low powertrain
- P0420 Catalyst System Efficiency Below Threshold (Bank 1) emissions
- P0421 Warm Up Catalyst Efficiency Below Threshold (Bank 1) powertrain
- P0422 Main Catalyst Efficiency Below Threshold (Bank 1) powertrain
- P0423 Heated Catalyst Efficiency Below Threshold (Bank 1) powertrain
- P0424 Catalyst Temperature Sensor Range/Performance Problem (Bank 1) powertrain
- P0425 Catalyst Temperature Sensor Low Input (Bank 1) powertrain
- P0426 Catalyst Temperature Sensor High Input (Bank 1) powertrain
- P0427 Catalyst Temperature Sensor Range/Performance Problem (Bank 2) powertrain
- P0428 Catalyst Temperature Sensor Low Input (Bank 2) powertrain
- P0429 Catalyst Temperature Sensor High Input (Bank 2) powertrain
- P042A stands for "Warm Up Catalyst Efficiency Below Threshold (Bank 1) powertrain
- P042B Warm Up Catalyst Efficiency Below Threshold (Bank 1) powertrain
- P042C Catalyst Temperature Sensor Circuit Low (Bank 1 Sensor 2) powertrain
- P042D Catalyst Temperature Sensor Circuit High (Bank 1 Sensor 2) powertrain
- P042E Exhaust Gas Recirculation "A" Control Stuck Open powertrain
- P042F Exhaust Gas Recirculation "A" Control Stuck Closed powertrain
- P0430 Catalyst System Efficiency Below Threshold (Bank 2) emissions
- P0431 Warm Up Catalyst Efficiency Below Threshold (Bank 2) powertrain
- P0432 Main Catalyst Efficiency Below Threshold (Bank 2) powertrain
- P0433 Heated Catalyst Efficiency Below Threshold (Bank 2) powertrain
- P0434 Catalyst Temperature Sensor Range/Performance Problem (Bank 2) powertrain
- P0435 Catalyst Temperature Sensor Low Input (Bank 2) powertrain
- P0436 Catalyst Temperature Sensor High Input (Bank 2) powertrain
- P0437 Catalyst Temperature Sensor Range/Performance Problem (Bank 3) powertrain
- P0438 Catalyst Temperature Sensor Low Input (Bank 3) powertrain
- P0439 Catalyst Temperature Sensor High Input (Bank 3) powertrain
- P043A Catalyst Temperature Sensor Circuit (Bank 2 Sensor 2) powertrain
- P043B Catalyst Temperature Sensor Circuit Range/Performance Bank 2 Sensor 2) powertrain
- P043C Catalyst Temperature Sensor Circuit Low (Bank 2 Sensor 2) powertrain
- P043D stands for "Oxygen Sensor Performance (Bank 1) powertrain
- P043E Evaporative Emission System Leak Detection Reference Orifice Low Flow powertrain
- P043F stands for "Purge Flow Sensor Range/Performance Problem powertrain