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FRONT WIPER DOES NOT OPERATE WW-51 < SYMPTOM DIAGNOSIS > C D E F G H I J K M A B WW N O P FRONT WIPER DOES NOT OPERATE Description INFOID:0000000011280407 The front wiper does not operate under any operation conditions. Diagnosis Procedure INFOID:0000000011280408 Regarding Wiring Diagram information, refer to . 1. CHECK WIPER RELAY OPERATION CONSULT ACTIVE TEST 1. Select “FR WIPER” in “Active Test” of “BCM (WIPER)”. 2. Check front wiper operation. Is the inspection result normal? YES >> GO TO 5. NO >> GO TO 2. 2. CHECK FRONT WIPER MOTOR FUSE . Is the fuse blown? YES >> Replace the blown fuse after repairing the affected circuit. NO >> GO TO 3. 3. CHECK FRONT WIPER MOTOR GROUND CIRCUIT . Is the inspection result normal? YES >> GO TO 4. NO >> Repair or replace harness. 4. CHECK FRONT WIPER MOTOR OUTPUT VOLTAGE 1. Turn the ignition switch ON. 2. Select “FRONT WIPER” in “Active Test” of “IPDM E/R” with CONSULT. 3. Check voltage between IPDM E/R harness connector and ground while wipers are operating. Is the inspection result normal? YES >> Replace front wiper motor. Refer to WW-69, "Removal and Installation" NO >> Replace IPDM E/R. Refer to PCS-40, "Removal and Installation" . 5. CHECK FRONT WIPER REQUEST SIGNAL INPUT 1. Select “FR WIP REQ” in “Data Monitor” of “IPDM E/R” with CONSULT. 2. Switch the front wiper switch to HI and LO. 3. Check the status of FR WIP REQ while operating the switch. LO : Front wiper LO operation HI : Front wiper HI operation OFF : Front wiper stop IPDM E/R Ground FRONT WIPER Voltage (Approx.) Connector Terminal E121 48 LO Battery voltage OFF 0 V 45 HI Battery voltage OFF 0 V |