CHEVROLET fault codes
Coverage shown is GM data: 17,703 codes · 2,212 vehicle records · 180 ECU records · 10,756 live-data parameters.
CHEVROLET shares fault-code data with GM. Data may not cover CHEVROLET-specific systems.
Codes 17,703
| Code | Description | Brands | System |
|---|---|---|---|
| P23AE | NOx Sensor Circuit Low Bank 1 Sensor 3 | 9 | Powertrain |
| P23AF | NOx Sensor Circuit High Bank 1 Sensor 3 | 9 | Powertrain |
| P23B1 | NOx Sensor Heater Control Circuit/Open Bank 1 Sensor 3 | 9 | Powertrain |
| P23B2 | NOx-sensor varmekreds lav, bank 1, sensor 3 | 9 | Powertrain |
| P23B3 | NOx Sensor Heater Control Circuit High Bank 1 Sensor 3 | 9 | Powertrain |
| P23B4 | Krog grelca senzorja NOx, banka 1, senzor 3 | 9 | Powertrain |
| P23B5 | NOx Sensor Heater Sense Circuit Range/Performance Bank 1 Sensor 3 | 9 | Powertrain |
| P23B6 | NOx Sensor Supply Voltage Circuit Bank 1 Sensor 3 | 9 | Powertrain |
| P23B8 | Niz kruga senzora grejača NOx niz 1 senzor 3 | 9 | Powertrain |
| P23B9 | NOx-sensorvarmerfølerkreds høj, bank 1, sensor 3 | 9 | Powertrain |
| P23C1 | NOx Sensor Performance - Sensing Element Bank 1 Sensor 3 | 9 | Powertrain |
| P23C4 | Kylvätskebypassventil 'C' lägesgivarkrets låg | 9 | Powertrain |
| P23C5 | Internal Control Module Throttle Actuator Controller Performance | 9 | Powertrain |
| P23C6 | Engine Running And Neutral SW OFF | 9 | Powertrain |
| P23D2 | Cylinder 1 bränslevärmare styrkrets hög | 9 | Powertrain |
| P23D3 | Battery. Monitoring Module. - Temperature Regulation. Operation Failure | 9 | Powertrain |
| P23D4 | Door Module.'E'. - Incorrect Or Unreliable Data | 9 | Powertrain |
| P23D6 | Cylinder 2 bränslevärmare styrkrets hög | 9 | Powertrain |
| P23D7 | Cylinder 2 bränslevärmare styrkrets låg | 9 | Powertrain |
| P23D8 | Coolant Temperature Sensor Plausibility/Drift | 9 | Powertrain |
| P23DA | Cylinder 3 bränslevärmare styrkrets hög | 9 | Powertrain |
| P23DB | Cylinder 3 bränslevärmare styrkrets låg | 9 | Powertrain |
| P23DC | Výkon ohrievača paliva valca 3 | 9 | Powertrain |
| P23DE | VDM (Vehicle Dynamics Module). Warning Lamp | 9 | Powertrain |
| P23DF | High Voltage Locking System. Circuit O | 9 | Powertrain |
| P23E0 | Výkon ohrievača paliva valca 4 | 9 | Powertrain |
| P23FE | Bank 1 System 'B' Air-Fuel Ratio Imbalance | 7 | Powertrain |
| P2400 | Evaporative Emissions (EVAP) System Leak Detection Pump Control Loop Open Circuit | 32 | Powertrain |
| P2401 | Short circuit to negative or open circuit | 33 | Powertrain |
| P2402 | EVAP System Leak Detection Pump Control Circuit High | 35 | Powertrain |
| P2403 | EVAP system leak detection pump sense circuit/open | 25 | Powertrain |
| P2404 | EVAP system leak detection pump sense circuit range/performance | 30 | Powertrain |
| P2405 | EVAP system leak detection pump sense circuit low | 26 | Powertrain |
| P2406 | EVAP system leak detection pump sense circuit high | 26 | Powertrain |
| P2407 | Evaporative Emissions (EVAP) System Leak Detection Pump Detection Circuit Intermittent/Unstable | 28 | Powertrain |
| P2408 | Fuel cap sensor/switch circuit | 27 | Powertrain |
| P2409 | Fuel cap sensor/switch circuit range/performance | 26 | Powertrain |
| P240A | Evaporative Emissions (EVAP) System Leak Detection Pump Heating Circuit Open Circuit | 25 | Powertrain |
| P240B | Evaporative Emissions (EVAP) System Leak Detection Pump Heating Circuit Low Voltage | 25 | Powertrain |
| P240C | Evaporative Emissions (EVAP) System Leak Detection Pump Heating Circuit High Voltage | 25 | Powertrain |
| P240D | Alternative Fuel Low Pressure System Leak | 13 | Powertrain |
| P240E | Alternative Fuel High Pressure System Leak | 10 | Powertrain |
| P2410 | Fuel cap sensor/switch circuit low | 25 | Powertrain |
| P2411 | Fuel cap sensor/switch circuit high | 25 | Powertrain |
| P2412 | Fuel cap sensor/switch circuit intermittent/erratic | 23 | Powertrain |
| P2413 | EGR System Performance | 32 | Powertrain |
| P2414 | O2 Sensor Exhaust Sample Error Bank 1 Sensor 1 | 28 | Powertrain |
| P2415 | O2 Sensor Exhaust Sample Error Bank 2 Sensor 1 | 27 | Powertrain |
| P2416 | O2 Sensor Signals Swapped Bank 1 Sensor 2/Bank 1 Sensor 3 | 22 | Powertrain |
| P2417 | O2 Sensor Signals Swapped Bank 2 Sensor 2/Bank 2 Sensor 3 | 22 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.