Toyota Corolla Cross: System Diagram
Toyota Corolla Cross (2022-2025) Service Manual / Vehicle Exterior / Window / Glass / Windshield Deicer System / System Diagram
SYSTEM DIAGRAM
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System Description
SYSTEM DESCRIPTION GENERAL The windshield deicer system uses thin heater wires attached to the inside of the windshield glass to help deice the window surface more quickly. An indicator light illumina
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the windshield deicer system.
*: Use the GTS.
PROCEDURE
1. VEHICLE BROUGHT TO WORKSHOP
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Operation Check
OPERATION CHECK CHECK WINDSHIELD DEICER SYSTEM
(a) Turn the ignition switch to ON. (b) Check that the windshield deicer wire (windshield glass) becomes warm by operating the front wiper deicer switch
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Ambient Temperature Sensor Circuit Short to Battery or Open (P007015)
DESCRIPTION The thermistor assembly is installed in front of the cooler condenser assembly to detect the ambient temperature, which is used to control the air conditioning system. This sensor is connected to the air conditioning amplifier assembly and detects fluctuations in the ambient temperature.
On-vehicle Inspection
ON-VEHICLE INSPECTION CAUTION / NOTICE / HINT
CAUTION: To prevent injury due to contact with an operating V-ribbed belt or cooling fan, keep your hands and clothing away from the V-ribbed belt and cooling fan when working in the engine compartment with the engine running or the ignition switch ON.
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