Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Problem Symptoms Table



  • 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.


Suspected Area


Tight-corner braking phenomenon*

Linear solenoid circuit

Steering sensor circuit

Brake control system

4WD ECU assembly

AWD warning message remains displayed

AWD warning circuit

AWD warning message is not displayed

AWD warning circuit


*: Tight corner braking phenomenon: a phenomenon in which an AWD vehicle may lurch and decelerate due to a rotational speed difference between the front and rear wheels, such as during low-speed cornering in AWD mode.


     Terminals Of Ecu

    TERMINALS OF ECU CHECK 4WD ECU ASSEMBLY (a) Measure the voltage and resistance of the connector. Terminal No. (Symbol) Terminal Description Condition S

     Freeze Frame Data

    FREEZE FRAME DATA FREEZE FRAME DATA (a) When a DTC is stored, the 4WD ECU assembly stores the current vehicle state as Freeze Frame Data. HINT: Freeze Frame Data at the time a DTC is stored:

     Fail-safe Chart

    FAIL-SAFE CHART FAIL-SAFE CHART Dynamic Torque Control AWD System DTC No. Trouble Area AWD Warning message Fail-safe Operation Memory



    INSPECTION PROCEDURE 1. INSPECT REAR DOOR LOCK WITH MOTOR ASSEMBLY LH (a) Check the door lock motor operation. (1) Apply auxiliary battery voltage to the motor connector and check the operation of the door lock motor. OK: Measurement Condition Specified Condition Auxi


    INSPECTION PROCEDURE 1. INSPECT HAZARD WARNING SIGNAL SWITCH ASSEMBLY (a) Check that the resistance. (1) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition I38-6 (TB) - I38-3 (E)

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