Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual: 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 combination meter assembly via CAN communication.

CAUTION / NOTICE / HINT

NOTICE:

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

    Click here

  • Before performing this procedure, depress the brake pedal and confirm that the stop lights illuminate.

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

    Control Module Communication Bus "B" Off Bus Off (U007488,U010087,U010187,U012587,U012687,U015187)
    DESCRIPTION The skid control ECU (brake actuator assembly) receives signals from the ECM, steering angle sensor, yaw rate and acceleration sensor (for TFT Meter Type) and airbag sensor assembly via CA ...

    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 s ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Navigation System: Pointer Displayed/not Displayed Repeatedly
    WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Navigation System. Click here Inspect the fuses for circuits related ...

    Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Front Axle Hub: On-vehicle Inspection
    ON-VEHICLE INSPECTION CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH side and LH side. The following procedure is for the LH side. PROCEDURE 1. REMOVE FRONT WHEEL Click here 2. SEPARATE FRONT DISC BRAKE CALIPER ASSEMBLY Click here 3. REMOVE FRONT DISC Click here 4. INS ...

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual

    © 2024 Copyright www.lexusrx.net
    0.0111