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
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- 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 | .gif) | 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 ...
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Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
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Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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