Lexus ES: Slip Indicator Light does not Come ON
DESCRIPTION
The skid control ECU (brake actuator assembly) controls the slip indicator light in the combination meter assembly via CAN communication.
CAUTION / NOTICE / HINT
NOTICE:
After replacing the skid control ECU (brake actuator assembly), perform acceleration sensor zero point calibration and store system information memorization.
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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.
Click here
| Tester Display |
|---|
| Slip Warning |
(e) Check the combination meter assembly.
OK:
The slip indicator light turns on or off in accordance with Techstream operation.
| OK |  | REPLACE BRAKE ACTUATOR ASSEMBLY |
| NG | | INSPECT METER / GAUGE SYSTEM |
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System Diagram
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System Diagram
SYSTEM DIAGRAM Transmitting ECU (Transmitter) Receiving ECU Signal Communication Method Skid control ECU (brake actuator assembly) Steering angle sensor Steering angle sensor re
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How To Proceed With Troubleshooting
PROCEDURE 1. CHECK TIRE AND WHEEL SYSTEM DIAGNOSIS OF IRREGULAR TIRE WEAR GO TO STEP 11
DIAGNOSIS OF TIRE VIBRATION 2. TIGHTEN WHEEL NUTS Click here
NEXT 3. INSPECT TIRES Click here NG GO TO STEP 10
OK
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