Wiper/Washer Systems DTCS
GEM/CTM DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Perform Test |
|---|---|---|
| B1373 | Interior Lamp Relay Coil Circuit Short To Power | B |
| B1432 | Wiper Brake/Run Relay Short To Power | A |
| B1436 | Wiper Hi/Low Speed Relay Circuit Short To Power | C |
| B1446 This DTC may also be present from GEM/CTM wiggle test. | Wiper Park Sense Circuit Failure | D |
| B1458 | Wiper/Washer Pump Motor Relay Circuit Failure | E |
| B1460 | Wiper/Washer Pump Motor Relay Coil Short To Power | E |
| B1814 GEM only code. | Rear Wiper Motor Down Relay Circuit Failure | K |
| B1816 GEM only code. | Rear Wiper Motor Down Relay Coil Circuit Short To Power | K |
| B1820 GEM only code. | Rear Wiper Motor Up Relay Circuit Short To Power | K |
| B1839 GEM only code. | Rear Wiper Motor Circuit Failure | K |
| B1840 | Front Wiper Power Circuit Failure | A |
| B1894 GEM only code. | Rear Wiper Motor Speed Sense Circuit Failure | K |
| P0500 GEM only code. | Vehicle Speed Signal Circuit Failure | F |