Proton fault codes
8,866 codes · 50 vehicle records · 175 ECU records · 0 live-data parameters
Codes 8,866
| Code | Description | Brands | System |
|---|---|---|---|
| U1172 | BMU LIN checksum error | 10 | Network |
| U1173 | Loss of serial communications for class 2 devices | 13 | Network |
| U1174 | Loss of serial communications for class 2 devices | 9 | Network |
| U1175 | Electronic parking LIN slave not responding | 14 | Network |
| U1176 | Loss of RFA communications | 16 | Network |
| U1180 | Loss of serial communications for class 2 devices | 11 | Network |
| U1190 | Loss of serial communications for class 2 devices | 14 | Network |
| U1191 | Loss of serial communications for class 2 devices | 10 | Network |
| U1195 | Loss of serial communications for class 2 devices | 10 | Network |
| U1196 | Loss of serial communications for class 2 devices | 9 | Network |
| U1197 | Loss of serial communications for class 2 devices | 8 | Network |
| U1198 | Coding not allowed | 13 | Network |
| U1199 | Loss of serial communications for class 2 devices | 12 | Network |
| U119A | Chassis No. mismatch | 2 | Network |
| U119B | VD1 end-to-end (E2E) failure | 5 | Network |
| U119C | Implausible coding data | 8 | Network |
| U11A0 | CMU01 CAN timeout | 4 | Network |
| U11A1 | CMU02 CAN timeout | 3 | Network |
| U11A2 | Electronic shift module (ESM) (HS1) message lost - ESM_4FE/ESM_FRAME | 5 | Network |
| U11A3 | CMU04 CAN timeout | 3 | Network |
| U11A4 | CMU05 CAN timeout | 3 | Network |
| U11A5 | CMU06 CAN timeout | 8 | Network |
| U11A6 | CMU07 CAN timeout | 4 | Network |
| U11A7 | CMU08 CAN timeout | 8 | Network |
| U11A8 | CMU09 CAN timeout | 8 | Network |
| U11A9 | CMU10 CAN timeout | 8 | Network |
| U11AA | CMU11 CAN timeout | 8 | Network |
| U11AB | CMU12 CAN timeout | 3 | Network |
| U11AC | Current sensor module lost | 8 | Network |
| U11AD | PTC heater lost | 8 | Network |
| U11AE | CMU01 CAN timeout | 8 | Network |
| U11AF | CMU02 CAN timeout | 8 | Network |
| U11B0 | CMU03 CAN timeout | 2 | Network |
| U11B1 | CMU04 CAN timeout | 2 | Network |
| U11B2 | CMU05 CAN timeout | 2 | Network |
| U11B3 | CMU07 CAN timeout | 4 | Network |
| U11B4 | CMU08 CAN timeout | 2 | Network |
| U11B5 | CMU09 CAN timeout | 2 | Network |
| U11B6 | CMU10 CAN timeout | 2 | Network |
| U11B7 | CMU11 CAN timeout | 3 | Network |
| U11B8 | Lost communication with Integrated Center Stack (ICS) - message missing | 3 | Network |
| U11B9 | Lost Communication with Radio Frequency Hub | 4 | Network |
| U11E1 | No description available | 2 | Network |
| U11E2 | No description available | 2 | Network |
| U11E3 | TCM Lost Communication With ESM on D-PT CAN | 5 | Network |
| U11E4 | CAN Communication Messages Missing | 5 | Network |
| U11E5 | No description available | 2 | Network |
| U11E6 | No description available | 2 | Network |
| U11E7 | No description available | 2 | Network |
| U11E8 | No description available | 2 | Network |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.