DFFS fault codes
7,984 codes · 47 vehicle records · 0 ECU records · 0 live-data parameters
Codes 7,984
| Code | Description | Brands | System |
|---|---|---|---|
| P2033 | Exhaust Gas Temperature Sensor Circuit High (Bank 1 Sensor 2) | 37 | Powertrain |
| P2034 | Exhaust gas temperature sensor circuit bank 2 sensor 2 | 26 | Powertrain |
| P2035 | Exhaust gas temperature sensor circuit low bank 2 sensor 2 | 26 | Powertrain |
| P2036 | Exhaust gas temperature sensor circuit high bank 2 sensor 2 | 26 | Powertrain |
| P2037 | Reductant Injection Air Pressure Sensor Circuit | 25 | Powertrain |
| P2038 | Reductant Injection Air Pressure Sensor Circuit Range/Performance | 25 | Powertrain |
| P2039 | Reductant Injection Air Pressure Sensor Circuit Low | 25 | Powertrain |
| P203A | Reductant Level Sensor A Circuit | 29 | Powertrain |
| P203B | Reductant Level Sensor A Circuit Range/Performance | 29 | Powertrain |
| P203C | Reductant Level Sensor A Circuit Low | 29 | Powertrain |
| P203D | Reductant Level Sensor A Circuit High | 29 | Powertrain |
| P203E | Reductant Level Sensor A Circuit Intermittent/Erratic | 26 | Powertrain |
| P203F | Reductant Level Low | 25 | Powertrain |
| P2040 | Reductant Injection Air Pressure Sensor Circuit High | 25 | Powertrain |
| P2041 | Reductant Injection Air Pressure Sensor Circuit Intermittent | 25 | Powertrain |
| P2042 | Reductant Temperature Sensor Circuit | 26 | Powertrain |
| P2043 | Reductant Temperature Sensor A Circuit Range/Performance | 31 | Powertrain |
| P2044 | Reductant Temperature Sensor Circuit Low | 31 | Powertrain |
| P2045 | Reductant Temperature Sensor Circuit High | 29 | Powertrain |
| P2046 | Reductant Temperature Sensor Circuit Intermittent | 27 | Powertrain |
| P2047 | Reductant Injection Valve Circuit/Open Bank 1 Unit 1 | 32 | Powertrain |
| P2048 | Reductant Injection Valve Circuit Low Bank 1 Unit 1 | 30 | Powertrain |
| P2049 | Reductant Injection Valve Circuit High Bank 1 Unit 1 | 30 | Powertrain |
| P204A | Reductant Pressure Sensor Circuit | 25 | Powertrain |
| P204B | Reductant Pressure Sensor Circuit Range/Performance | 26 | Powertrain |
| P204C | Reductant pressure sensor circuit low | 25 | Powertrain |
| P204D | Reductant pressure sensor circuit high | 26 | Powertrain |
| P204E | Reductant Pressure Sensor Circuit Intermittent/Erratic | 24 | Powertrain |
| P204F | Reductant system performance bank 1 | 26 | Powertrain |
| P2050 | Reductant Injector Circuit/Open Bank 2 Unit 1 | 25 | Powertrain |
| P2051 | Reductant Injector Circuit Low Bank 2 Unit 1 | 25 | Powertrain |
| P2052 | Reductant Injector Circuit High Bank 2 Unit 1 | 25 | Powertrain |
| P2053 | Reductant Injection Valve Circuit/Open Bank 1 Unit 2 | 27 | Powertrain |
| P2054 | Reductant Injection Valve Circuit Low Bank 1 Unit 2 | 27 | Powertrain |
| P2055 | Reductant Injection Valve Circuit High Bank 1 Unit 2 | 27 | Powertrain |
| P2056 | Reductant Injector Circuit/Open Bank 2 Unit 2 | 25 | Powertrain |
| P2057 | Reductant Injector Circuit Low Bank 2 Unit 2 | 25 | Powertrain |
| P2058 | Reductant Injector Circuit High Bank 2 Unit 2 | 25 | Powertrain |
| P2059 | Reductant injection air pump control circuit/open | 25 | Powertrain |
| P205A | Reductant Tank Temperature Sensor A Circuit | 27 | Powertrain |
| P205B | Reductant Tank Temperature Sensor A Circuit Range/Performance | 27 | Powertrain |
| P205C | Reductant Tank Temperature Sensor A Circuit Low | 28 | Powertrain |
| P205D | Reductant Tank Temperature Sensor A Circuit High | 27 | Powertrain |
| P205E | Reductant Tank Temperature Sensor A Circuit Intermittent/Erratic | 26 | Powertrain |
| P205F | Reductant system performance bank 2 | 22 | Powertrain |
| P2060 | Reductant injection air pump control circuit low | 25 | Powertrain |
| P2061 | Reductant injection air pump control circuit high | 25 | Powertrain |
| P2062 | Reductant/Regeneration Supply Control Circuit/Open | 29 | Powertrain |
| P2063 | Reductant/Regeneration Supply Control Circuit Low | 29 | Powertrain |
| P2064 | Reductant/Regeneration Supply Control Circuit High | 29 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.