Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

If there are no DTCs but the problem still occurs, check the suspected areas for each problem symptom in the order given in the table below and proceed to the relevant troubleshooting page.

Electronically Controlled Brake System

Symptom

Suspected Area

Link

ABS warning light abnormal (Remains on)

Refer to the procedure for "ABS Warning Light Remains ON"

ABS warning light abnormal (Does not come on)

Refer to the procedure for "ABS Warning Light does not Come ON"

Brake warning light / red (malfunction) abnormal (Remains on)

Refer to the procedure for "Brake Warning Light Remains ON"

Brake warning light / red (malfunction) abnormal (Does not come on)

Refer to the procedure for "Brake Warning Light does not Come ON"

Brake warning light / yellow (minor malfunction) abnormal (Remains on)

Refer to the procedure for "Brake Control Warning Light Remains ON"

Brake warning light / yellow (minor malfunction) abnormal (Does not come on)

Refer to the procedure for "Brake Control Warning Light does not Come ON"

Brake hold standby indicator light abnormal

Refer to the procedure for "Brake Hold Standby Indicator Light Circuit"

Brake hold operated indicator light abnormal

Refer to the procedure for "Brake Hold Operated Indicator Light Circuit"

Slip indicator light abnormal (Remains on)

Refer to the procedure for "Slip Indicator Light Remains ON"

Slip indicator light abnormal (Does not come on)

Refer to the procedure for "Slip Indicator Light does not Come ON"

TRAC does not operate

Refer to the procedure for "TRAC does not Operate"

Excessive brake pedal travel (No fluid leaks and no air in system)

Refer to the procedure for "Excessive Brake Pedal Travel (No Fluid Leaks and No Air in System)"

ABS does not operate

Refer to the procedure for "ABS does not Operate"

ABS operates before necessary when braking

Refer to the procedure for "ABS Operates Before Necessary When Braking"

VSC does not operate or VSC does not operate correctly

Refer to the procedure for "VSC does not Operate or VSC does not Operate Correctly"

Abnormal brake pedal response on first depression

Refer to the procedure for "Abnormal Brake Pedal Response on First Depression"

Brake actuator operation sound is loud during initial check

Refer to the procedure for "Brake Actuator Operation Sound is Loud during Initial Check"

VSC OFF switch abnormal

Refer to the procedure for "VSC OFF Switch Circuit"

Meter buzzer abnormal

Refer to Meter / Gauge system

Abnormal Noise is Heard from the Engine Compartment when Depressing the Brake Pedal

Refer to the procedure for "Abnormal Noise is Heard from the Engine Compartment when Depressing the Brake Pedal"

    Precaution

    Slip Indicator Light does not Come ON

    See More:

    Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Lighting System(for Hv Model With Cornering Light): Automatic High Beam Switch Indicator does not Come ON
    DESCRIPTION When the automatic high beam system is on, the main body ECU (multiplex network body ECU) illuminates the auto high beam switch indicator. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to this system before performing the following procedure. Befor ...

    Toyota Avalon (XX50) 2019-2022 Owners Manual

    Toyota Avalon (XX50) 2019-2022 Service & Repair Manual

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