Toyota CH-R Service Manual: Problem Symptoms Table



  • Inspect the fuses and relays related to this system before inspecting the suspected areas below.
  • Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Window Defogger System


Suspected Area


Rear window defogger system does not operate

Refer to the "Rear Window Defogger System does not Operate"

    Operation Check
    OPERATION CHECK CHECK WINDOW DEFOGGER SYSTEM (a) Turn the ignition switch to ON. (b) Check that the rear window defogger wire becomes warm by operating the rear window defogger switch of the air ...

    Terminals Of Ecu
    TERMINALS OF ECU CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY (for TMMT Made) (a) Disconnect the F72 air conditioning amplifier assembly connector. (b) Measure the voltage and resistance according t ...

    Other materials:

    Toyota CH-R Service Manual > Fuel Lid Opener Switch: Installation
    INSTALLATION PROCEDURE 1. INSTALL FUEL LID OPENER SWITCH (a) Engage the claws to install the fuel lid opener switch as shown in the illustration. Install in this Direction 2. INSTALL FUSE BOX OPENING COVER Click here 3. CONNECT HOOD LOCK CONTROL LEVER ...

    Toyota CH-R Service Manual > Air Conditioning System(for Automatic Air Conditioning System With Side-mounted Air Conditioner Pressure Sensor): Compressor Solenoid Circuit (B1451)
    DESCRIPTION In this circuit, the cooler compressor assembly (compressor solenoid) receives a refrigerant compression demand signal from the air conditioning amplifier assembly. Based on this signal, the cooler compressor assembly (compressor solenoid) changes the amount of compressor output. ...

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