Toyota CH-R Service Manual: Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

NOTICE:

If the battery voltage is low, the mirror heater function may not operate. In this case, check the Data List item "Battery Control Count (Body ECU)".

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HINT:

  • 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.
  • Inspect the fuses and relays related to this system before inspecting the suspected areas below.
Power Mirror Control System

Symptom

Suspected Area

Link

Electrical remote control mirror does not operate

Outer mirror switch assembly

-

Outer rear view mirror assembly LH

Outer rear view mirror assembly RH

Wire harness or connector

-

Power retract mirrors do not operate with power retract mirror switch*

Proceed to "Power Retract Mirrors do not Operate with Power Retract Mirror Switch"

AUTO power retract mirrors do not operate*

Proceed to "AUTO Power Retract Mirrors do not operate"

Mirror heater does not operate

Proceed to "Mirror Heater does not Operate with Rear Defogger Switch"

  • *: w/ Retract Mirror
    Customize Parameters
    CUSTOMIZE PARAMETERS CUSTOMIZE POWER MIRROR CONTROL SYSTEM HINT: The following items can be customized. NOTICE: When the customer requests a change in a function, first make sure that ...

    Terminals Of Ecu
    TERMINALS OF ECU CHECK MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) AND INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY (w/ Retract Mirror) (a) Remove the main body ECU (multiplex network body ECU) from ...

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