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WIPERS AND WASHERS 1 FAULT DIAGNOSIS WIPER AND WASHER SYSTEM FAULTS This section covers mechanical, fuse, and possible relay faults that could occur in the wiper and washer system. 1. Symptom - Front Wiper System Inoperative. POSSIBLE CAUSE REMEDY 1. Blown wiper system fuse. 1. Check and replace fuse 25. 2. Loose wiper system electrical connections 2. Secure relevant connections. 3. Faulty relay. 3. Renew relay RL-1. 4. Faulty wiper motor. 4. Renew wiper motor. 5. Faulty multi-switch. 5. Refer to TestBook to confirm fault and renew multi-switch. 2. Symptom - Front Wipers Inoperative. POSSIBLE CAUSE REMEDY 1. Loose wiper motor electrical connections. 1. Check and secure all relevant connections. 2. Disengaged or loose wiper motor linkage. 2. Check, tighten, or renew linkage fixings. 3. Faulty wiper motor. 3. Renew wiper motor. 3. Symptom - Front Wipers Not Operating In Slow Or Fast Modes. POSSIBLE CAUSE REMEDY 1. Faulty relay. 1. Renew relay RL-8. |