Lexus RX (RX 350L, RX450h) 2016-2022 Repair Manual: ABS Warning Light does not Come ON

DESCRIPTION

The skid control ECU (brake actuator assembly) controls the ABS warning light in the combination meter assembly via CAN communication.

CAUTION / NOTICE / HINT

NOTICE:

After replacing the skid control ECU (brake actuator assembly), perform "Calibration".

Click here

PROCEDURE

1.

INSPECT COMBINATION METER ASSEMBLY

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(c) Enter the following menus: Body Electrical /Combination Meter / Active Test.

(d) Perform the Active Test of the combination meter assembly using the Techstream.

Body Electrical > Combination Meter > Active Test

Tester Display

Indicat. Lamp ABS

(e) Check the combination meter assembly.

OK:

The ABS warning light turns on or off in accordance with the Techstream operation.

OK

REPLACE BRAKE ACTUATOR ASSEMBLY

NG

INSPECT METER / GAUGE SYSTEM

    ABS Warning Light Remains ON
    DESCRIPTION This procedure is for troubleshooting when the ABS warning light remains on but no DTCs are output. The skid control ECU (brake actuator assembly) controls the ABS warning light in the com ...

    Brake Warning Light does not Come ON
    DESCRIPTION The skid control ECU (brake actuator assembly) controls the brake warning light in the combination meter assembly via CAN communication. CAUTION / NOTICE / HINT NOTICE: After replacing the ...

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