Differential DTCS
DIFFERENTIAL DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| C1240 | 4WD control module power supply circuit malfunction |
| C1243 | Internal circuit malfunction of 4WD control module |
| C1250 | Coupling air temperature sensor open |
| C1251 | Coupling air temperature sensor short |
| C1252 | Coupling assembly open |
| C1253 | Coupling assembly short |
| C1254 | 2WD/4WD switch malfunction |
| U0073 | Control module communication bus off |
| U0100 | Lost communication with ECM |
| U0101 | Lost communication with TCM |
| U0121 | Lost communication with ABS/ESP® control module |
| U0155 | Lost communication with instrument panel cluster (IPC) control module |