Trailer Lamps
DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Source | Perform Test |
|---|---|---|---|
| B1342 | ECU is Defective | SJB | CLEAR the DTCs. RETRIEVE the DTCs. If DTC B1342 is retrieved, INSTALL a new SJB. REFER to MULTIFUNCTION ELECTRONIC MODULES . |
| B2070 | Trailer Tow Relay Coil(s) Circuit Failure | SJB | If trailer lamp is inoperative, GO to PINPOINT TEST W
. If trailer lamp is always on, GO to PINPOINT TEST X . |