ROEWE fault codes
Coverage shown is MG (SAIC) data: 7,311 codes · 85 vehicle records · 0 ECU records · 0 live-data parameters.
ROEWE shares fault-code data with MG (SAIC). Data may not cover ROEWE-specific systems.
Codes 7,311
| Code | Description | Brands | System |
|---|---|---|---|
| P2A01 | Front oxygen sensor deceleration fuel cut-off response too slow | 32 | Powertrain |
| P2A02 | O2 Sensor Circuit Range/Performance Bank 1 Sensor 3 | 22 | Powertrain |
| P2A03 | O2 Sensor Circuit Range/Performance Bank 2 Sensor 1 | 27 | Powertrain |
| P2A04 | O2 Sensor Circuit Range/Performance Bank 2 Sensor 2 | 28 | Powertrain |
| P2A05 | O2 Sensor Circuit Range/Performance Bank 2 Sensor 3 | 20 | Powertrain |
| P2A06 | O2 Sensor Negative Voltage Bank 1 Sensor 1 | 22 | Powertrain |
| P2A07 | O2 Sensor Negative Voltage Bank 1 Sensor 2 | 20 | Powertrain |
| P2A08 | O2 Sensor Negative Voltage Bank 1 Sensor 3 | 19 | Powertrain |
| P2A09 | O2 Sensor Negative Voltage Bank 2 Sensor 1 | 19 | Powertrain |
| P2A10 | O2 Sensor Negative Voltage Bank 2 Sensor 2 | 19 | Powertrain |
| P2A11 | O2 Sensor Negative Voltage Bank 2 Sensor 3 | 19 | Powertrain |
| P2AB8 | Wastegate position sensor 'A' circuit low | 12 | Powertrain |
| P2AB9 | Wastegate position sensor 'A' circuit high | 12 | Powertrain |
| P2BA7 | NOx exceedance - empty reagent tank | 26 | Powertrain |
| P2BA8 | NOx exceedance - interruption of reagent dosing activity | 22 | Powertrain |
| P2BA9 | NOx exceedance - insufficient reagent quality | 27 | Powertrain |
| P2BAA | NOx exceedance - low reagent consumption | 22 | Powertrain |
| P2BAB | NOx exceedance - incorrect EGR flow | 19 | Powertrain |
| P2BAC | NOx exceedance - deactivation of EGR | 18 | Powertrain |
| P2BAD | NOx exceedance - root cause unknown | 22 | Powertrain |
| P2BAE | NOx exceedance - NOx control monitoring system | 20 | Powertrain |
| P3000 | Hybrid/EV battery DC charging communication gateway module stuck on | 22 | Powertrain |
| P3001 | Engine torque comparison (signal compare failure) | 18 | Powertrain |
| P3002 | Engine speed (plausibility check for engine speed) | 17 | Powertrain |
| P300B | Hybrid/EV Battery DC Charging Output Current Performance | 11 | Powertrain |
| P300C | Hybrid/EV Battery DC Charging Port Temperature Sensor Circuit Low | 12 | Powertrain |
| P3012 | Electronic throttle body failure | 21 | Powertrain |
| P3017 | Hybrid/EV battery DC charging positive contactor control circuit high voltage | 21 | Powertrain |
| P3018 | Hybrid/EV battery DC charging negative contactor control circuit | 20 | Powertrain |
| P304B | Position sensor for heater control: electrical malfunction; Open circuit | 14 | Powertrain |
| P304C | Disengagement clutch: adaptation limit exceeded; Mechanical failure | 13 | Powertrain |
| P3093 | Internal control module: memory check sum error; Short to ground | 16 | Powertrain |
| P3094 | Immobilizer authentication failed | 15 | Powertrain |
| P3095 | Immobilizer no SIM response | 15 | Powertrain |
| P3096 | Internal control module: memory check sum error; Short to ground | 18 | Powertrain |
| P3400 | Cylinder Deactivation System (Bank 1) | 26 | Powertrain |
| P3401 | Cylinder 1 Deactivation/Intake Valve Control Circuit/Open | 25 | Powertrain |
| P3402 | Cylinder 1 Deactivation/Intake Valve Control Circuit Performance | 22 | Powertrain |
| P3403 | Cylinder 1 Deactivation/Intake Valve Control Circuit Low | 26 | Powertrain |
| P3404 | Cylinder 1 Deactivation/Intake Valve Control Circuit High | 26 | Powertrain |
| P3405 | Cylinder 1 Exhaust Valve Control Circuit/Open | 22 | Powertrain |
| P3406 | Cylinder 1 Exhaust Valve Control Circuit Performance | 24 | Powertrain |
| P3407 | Cylinder 1 Exhaust Valve Control Circuit Low | 21 | Powertrain |
| P3408 | Cylinder 1 Exhaust Valve Control Circuit High | 23 | Powertrain |
| P3409 | Cylinder 2 Deactivation/Intake Valve Control Circuit/Open | 23 | Powertrain |
| P3410 | Cylinder 2 Deactivation/Intake Valve Control Circuit Performance | 22 | Powertrain |
| P3411 | Cylinder 2 Deactivation/Intake Valve Control Circuit Low | 25 | Powertrain |
| P3412 | Cylinder 2 Deactivation/Intake Valve Control Circuit High | 25 | Powertrain |
| P3413 | Cylinder 2 Exhaust Valve Control Circuit/Open | 22 | Powertrain |
| P3414 | Cylinder 2 Exhaust Valve Control Circuit Performance | 22 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.