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 > Roof Headlining (w/o Rear No. 2 Seat): Reassembly
    REASSEMBLY PROCEDURE 1. INSTALL NO. 2 ROOF SILENCER PAD (for TMC Made) (a) Remove the release paper from 2 new No. 2 roof silencer pads. HINT: After removing the release paper, keep the exposed adhesive free from foreign matter. (b) Align the 2 No. 2 roof silencer pads with the markings on the roof ...

    Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Front Radar Sensor System: How To Proceed With Troubleshooting
    CAUTION / NOTICE / HINT HINT: Before performing troubleshooting for the front radar sensor system, perform troubleshooting for the pre-collision system. Click here *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CUSTOMER PROBLEM ANALY ...

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

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

    © 2024 Copyright www.lexusrx.net
    0.0162