TSRM/MK4 Supra/Repair Manual
Repair ManualWiring Diagrams
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BE/Body Electrical Systems35 / 203
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TROUBLESHOOTING — MK4 Supra Body Electrical Systems, page 35
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TROUBLESHOOTING The table below will be useful for you in troubleshooting these electrical problems. The most likely causes of the malfunction are shown in the order of their probability. Inspect each part in the order shown, and replace the part when it is found to be faulty. Trouble | Parts name | (See page) Wipers and washers do not operate. 1. ALT Fuse (BE–5) 2. AM1 Fuse (BE–5) 3. WIPER Fuse (BE–6) 4. Ignition Switch (BE–8) 5. Wiper and Washer Switch (BE–36) 6. Wire Harness Front wiper does not operate. 1. Front Wiper and Washer Switch (BE–36) 2. Front Wiper Motor (BE–38) 3. Wire Harness Rear wiper does not operate. 1. Rear Wiper and Washer Switch (BE–37) 2. Rear Wiper Motor and Relay (BE–39) 3. Wire Harness Front washer does not operate. 1. Front Wiper and Washer Switch (BE–36) 2. Washer Motor (BE–39) 3. Wire Harness Rear washer does not operate. 1. Rear Wiper and Washer Switch (BE–37) 2. Washer Motor (BE–39) 3. Wire Harness