Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

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.

Rear Seat Reminder System

Symptom

Suspected Area

Link

Rear seat reminder function does not operate

CAN communication system (for HEV Model)

CAN communication system (for Gasoline Model)

IG signal circuit

Rear door courtesy switch circuit

Main body ECU (Multiplex network body ECU)

Power distribution box assembly

Hybrid vehicle control ECU*1

ECM*2

Combination meter assembly

  • *1: for HEV Model
  • *2: for Gasoline Model

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     Seat Heater Switch

    RemovalREMOVAL CAUTION / NOTICE / HINT Procedure Part Name Code 1 SWITCH BASE 55449D - - - 2 REMOVE SEAT HEATER SWITCH 84751F

     Seat Heater System

     Parts Location

    PARTS LOCATION ILLUSTRATION *1 SEAT HEATER SWITCH (for LH) *2 SEAT HEATER SWITCH (for RH) *3 POWER DISTRIBUTION BOX ASSEMBLY - PANEL FUSE - S/HTR F/L FUSE - S/HTR F/R

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     Installation

    INSTALLATION CAUTION / NOTICE / HINT COMPONENTS (INSTALLATION) Procedure Part Name Code 1 FRONT POWER SEAT SWITCH 84922 - - - 2 SEAT ADJUSTER SHIELD CLAMP BRACKET 72714 - - - 3 RECLINING POWER SEAT SWITCH KNOB

     Right Front Wheel ABS Hold Solenoid Control Circuit Short to Battery (C12BB12,...,C12C649)

    DESCRIPTION The ABS solenoid relay and solenoid valves are built into the brake actuator assembly. The front solenoid valve RH controls the brake fluid pressure of the front wheel cylinder RH of the vehicle. When this DTC is stored, the fail-safe function operates and the ABS solenoid relay

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