Wiper/Washer System DTCS
WIPER/WASHER SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description | Source | Test |
|---|---|---|---|
| P0500 | Vehicle Speed Signal Circuit Failure | GEM | GO To PINPOINT TEST F . |
| B1342 | GEM is Defective | GEM | CLEAR the DTCs. REPEAT the GEM self-test. If DTC B1342 is retrieved, INSTALL a new GEM; REFER to MULTIFUNCTION ELECTRONIC CONTROL MODULES article. |
| B1431 | Wiper Brake/Run Relay - Circuit Failure | GEM | If the wipers are inoperative, Go To PINPOINT TEST A . If the wipers are always on, Go To PINPOINT TEST B . |
| B1432 | Wiper Brake/Run Relay Short to Battery | GEM | Go To PINPOINT TEST A . |
| B1434 | Wiper Hi/Lo Speed Relay - Circuit Failure | GEM | If the high and low speed mode are not operating correctly, Go To PINPOINT TEST C . If the low speed mode the is not operating correctly, Go To PINPOINT TEST G . |
| B1436 | Wiper Hi/Lo Speed Relay Circuit Short to Battery | GEM | If the high and low speed mode are not operating correctly, Go To PINPOINT TEST C . If the low speed mode is not operating correctly, Go To PINPOINT TEST G . |
| B1438 | Wiper Mode Select Switch Circuit Failure | GEM | If the high and low speed mode are not operating correctly, Go To PINPOINT TEST C . If the intermittent is not operating correctly, Go To PINPOINT TEST D . |
| B1441 | Wiper Mode Select Switch Input Short to Ground | GEM | If the wipers are always on, Go To PINPOINT TEST B . If the high and low speed mode are not operating correctly, Go To PINPOINT TEST C . |
| B1446 | Wiper Park Sense Circuit Failure | GEM | Go To PINPOINT TEST D . |
| B1450 | Wiper/Washer Interval Delay Switch Input Circuit Failure | GEM | If inoperative, Go To PINPOINT TEST A . If the high and low speed mode are not operating correctly, Go To PINPOINT TEST C . If the wiper/washer pump is inoperative, Go To PINPOINT TEST E . If the intermittent mode is not operating correctly, Go To PINPOINT TEST D . |
| B1453 | Wiper/Washer Interval Delay Switch Input Short to Ground | GEM | If the wipers are always on, Go To PINPOINT TEST B . If the intermittent mode is not operating correctly, Go To PINPOINT TEST D . If the wiper/washer pump is inoperative, Go To PINPOINT TEST E . |
| B1458 | Wiper/Washer Pump Motor Relay Circuit Failure | GEM | Go To PINPOINT TEST E . |
| B1460 | Wiper/Washer Pump Motor Relay Coil Short to Battery | GEM | Go To PINPOINT TEST E . |
| B1466 | Wiper Hi/Lo Speed Not Switching | GEM | If the high and low speed mode are not operating correctly, Go To PINPOINT TEST C . If the low speed mode only not operating correctly, Go To PINPOINT TEST G . |
| B1467 | Wiper Hi/Lo Speed Circuit Motor Short to Battery | GEM | Go To PINPOINT TEST G . |
| B1473 | Wiper Low Speed Circuit Motor Failure | GEM | If the wipers are on continuously, Go To PINPOINT TEST B . If the high and low speed modes are not operating correctly, Go To PINPOINT TEST C . If the low speed mode only is not operating correctly, Go To PINPOINT TEST G . |
| B1476 | Wiper High Speed Circuit Motor Failure | GEM | If the wipers are on continuously, Go To PINPOINT TEST B . If the high and low speed modes are not operating correctly, Go To PINPOINT TEST C . |
| B1611 | Wiper Rear Mode Select Switch Circuit Failure | GEM | If the rear wipers are inoperative, Go To PINPOINT TEST J (early build) or Go To PINPOINT TEST L (late build). If the rear wiper is not operating correctly, Go To PINPOINT TEST K (early build). |
| B1614 | Wiper Rear Mode Select Switch Circuit Short to Ground | GEM | If the rear wipers are inoperative, Go To PINPOINT TEST J (early build) or Go To PINPOINT TEST L (late build). If the rear wiper is not operating correctly, Go To PINPOINT TEST K (early build). |
| B1814 | Wiper Rear Motor Down Relay Circuit Failure | GEM | Go To PINPOINT TEST J . |
| B1816 | Wiper Rear Motor Down Relay Coil Circuit Short to Battery | GEM | Go To PINPOINT TEST J . |
| B1818 | Wiper Rear Motor Up Relay Coil Circuit Failure | GEM | Go To PINPOINT TEST J (early build) or Go To PINPOINT TEST L (late build). |
| B1820 | Rear Wiper Motor Up Relay Circuit Short to Battery | GEM | Go To PINPOINT TEST J (early build) or Go To PINPOINT TEST L (late build). |
| B1839 | Wiper Rear Motor Circuit Failure | GEM | If the rear wipers are inoperative, Go To PINPOINT TEST J (early build) or Go To PINPOINT TEST L (late build). If the rear wiper is not operating correctly, Go To PINPOINT TEST K (early build). |
| B1840 | Wiper Front Power Circuit Failure | GEM | Go To PINPOINT TEST A . |
| B1894 | Wiper Rear Motor Speed Sense Circuit Failure | GEM | If the rear wipers are inoperative, Go To PINPOINT TEST J (early build) or Go To PINPOINT TEST L (late build). If the rear wiper is not operating correctly, Go To PINPOINT TEST K (early build). |
| All Other DTCs | - | GEM | Refer to MULTIFUNCTION ELECTRONIC CONTROL MODULES article. |