Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
If there are no DTCs output and the problem still occurs, check the suspected areas for each problem symptom in the order given in the following table and proceed to the relevant troubleshooting page.
NOTICE:
When replacing the skid control ECU (brake actuator assembly), sensors, etc., turn the engine switch off.
HINT:
- Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
- Inspect the fuses and relays related to this system before inspecting the suspected areas below.
| Symptom | Suspected Area | Link |
|---|---|---|
| ABS warning light abnormal (Remains on) | Refer to the procedure for "ABS Warning Light Remains ON" | |
| ABS warning light abnormal (Does not come on) | Refer to the procedure for "ABS Warning Light does not Come ON" | |
| Brake system warning light abnormal (Remains on) | Refer to the procedure for "Brake Warning Light Remains ON" | |
| Brake system warning light abnormal (Does not come on) | Refer to the procedure for "Brake Warning Light does not Come ON" | |
| Brake hold standby indicator light abnormal | Refer to the procedure for "Brake Hold Standby Indicator Light Circuit" | |
| Brake hold operated indicator light abnormal | Refer to the procedure for "Brake Hold Operated Indicator Light Circuit" | |
| Slip indicator light abnormal (Remains on) | Refer to the procedure for "Slip Indicator Light Remains ON" | |
| Slip indicator light abnormal (Does not come on) | Refer to the procedure for "Slip Indicator Light does not Come ON" | |
| TRAC does not operate | Refer to the procedure for "TRAC does not Operate" | |
| Excessive brake pedal travel (No fluid leaks and no air in system) | Refer to the procedure for "Excessive Brake Pedal Travel (No Fluid Leaks and No Air in System)" | |
| ABS operates before necessary when braking | Refer to the procedure for "ABS Operates Before Necessary When Braking" | |
| VSC does not operate or VSC does not operate correctly | Refer to the procedure for "VSC does not Operate or VSC does not Operate Correctly" | |
| Brake actuator operation sound is loud during initial check | Refer to the procedure for "Brake Actuator Operation Sound is Loud during Initial Check" | |
| VSC OFF switch (Combination switch assembly) abnormal | Refer to the procedure for "VSC OFF Switch Circuit" | |
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Test Mode Procedure
TEST MODE PROCEDURE ACTIVATE DEALER MODE (SIGNAL CHECK) HINT:
Signals related to the vehicle stability control system can be inspected by performing a Dealer Mode (Signal Check) inspection. During ...
Terminals Of Ecu
TERMINALS OF ECU TERMINALS OF ECU *a Component without harness connected (Skid Control ECU (Brake Actuator Assembly)) - - Terminal No. (Symbol) Terminal Description 1 (GND1) Sk ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual > Vehicle Stability Control System: Freeze Frame Data
FREEZE FRAME DATA FREEZE FRAME DATA (a) Using the Techstream, check the vehicle condition (ECU, sensor) when the brake system operates or a DTC is output. CHECK FREEZE FRAME DATA WHEN DTC WAS STORED HINT:
Freeze frame data is stored when a DTC is output.
Once freeze frame data is stored when a ...
Chevrolet Trax (2013-2022) Owner's Manual > OnStar: OnStar Overview
Voice Command Button
Blue OnStar Button
Emergency Button
This vehicle may be equipped with a
comprehensive, in-vehicle system
that can connect to a live OnStar
Advisor for Emergency, Security,
Navigation, Connection, and
Diagnostic Services. OnStar
services may require a paid
subscription. OnSt ...
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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Chevrolet Trax (2013-2022) Owner's Manual
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