On-vehicle Inspection ON-VEHICLE INSPECTION PROCEDURE 1. CHECK REAR WINDOW DEFOGGER OPERATION (a) When the ignition switch is ON and the rear window defogger switch is pressed, check that the window defogger system operates. 2. INSPECT REAR WINDOW DEFOGGER WIRE (BACK WINDOW GLASS) NOTICE:
(b) Turn the rear window defogger switch on.
(e) Place the negative (-) lead of the voltmeter with the foil strip against the wire on the ground side. (f) Slide the positive (+) lead from the battery side to the ground side. The point where the voltage drops to below 1 V from 11 to 14 V is the place where the rear window defogger wire is broken. HINT: If the rear window defogger wire is not broken, the voltmeter should indicate 11 to 14 V at the battery side. As the positive (+) lead is moved to the ground side, the voltage gradually decreases to below 1 V. Repair REPAIR PROCEDURE 1. REPAIR REAR WINDOW DEFOGGER WIRE (BACK WINDOW GLASS)
(a) Clean the broken wire tips with a grease, wax and silicone remover. (b) Place masking tape along both sides of the wire.
(d) Using a fine tip brush, apply a small amount of the agent to the wire. (e) After a few minutes, remove the masking tape. NOTICE: Do not use the rear window defogger for at least 24 hours after performing the repair. |
Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Sliding Roof System(for Hv Model): Remote Control System does not Operate
DESCRIPTION The main body ECU (multiplex network body ECU) receives remote control signals from the driver door key cylinder or electrical key transmitter sub-assembly. Then, the main body ECU (multiplex network body ECU) activates the power window motor and sends the remote control signals to the s ...