COR AT retarder
| Code |
description |
| 2 |
Control valve short circuit 1 |
| 3 |
Control valve short circuit 2 |
| 4 |
Stop lamp relay short circuit |
| 5 |
Temperature sensor problem |
| 6 |
Backup power supply problem |
| 7 |
Retarder unit problem |
| 8 |
ECU internal failure |
| 9 |
CAN problem |
| Code |
description |