TSRM/MK4 Supra/Repair Manual
Repair ManualWiring Diagrams
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BE/Body Electrical Systems72 / 203
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BODY ELECTRICAL SYSTEM — POWER WINDOW CONTROL SYSTEM — MK4 Supra Body Electrical Systems, page 72
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BE-72 BODY ELECTRICAL SYSTEM – POWER WINDOW CONTROL SYSTEM (b) Reverse the polarity, check that the motor turns counterclockwise. If operation is not as specified, replace the motor. Y M09813 2. INSPECT PTC OPERATION Driver's Door (a) Disconnect the connector from the master switch. (b) Connect the positive (+) lead from the battery to terminal 9 and the negative (–) lead to terminal 10 on the wire harness side connector and raise the window to the fully closed position. (c) Continue to apply voltage, check that there is a PTC operation noise within approximately 4 to 90 seconds. 9 10 BE2059 BE2615 BE6343 Z09157 (d) Reverse the polarity, check that the window begins to descend within approximately 60 seconds. If operation is not as specified, replace the motor. 9 10 BE2059 BE2615 BE6343 Z09157 Passenger's Door (a) Disconnect the connector from the power window switch. (b) Connect the positive (+) lead from the battery to terminal 2 and the negative (–) lead to terminal 5 on the wire harness side connector, and raise the window to the fully closed position. (c) Continue to apply voltage, check that there is a PTC operation noise within approximately 4 to 90 seconds. 2 5 BE2869 BE2815 BE6348 Z09159 (d) Reverse the polarity, check that the window begins to descend within approximately 60 seconds. If operation is not as specified, replace the motor. 2 5 BE2869 BE2817 BE6348 Z09160