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:
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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Lexus RX (RX 350L, RX450h) 2016-2024 Owners Manual > Instrument cluster: Gauges and meters
Except F SPORT models
F SPORT models
The units used on the meters may differ depending on the target region.
Engine coolant temperature gauge
Displays the engine coolant temperature
Hybrid System Indicator
Displays hybrid system power output or regeneration level
This display chang ...
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Audio And Visual System (for 12.3 Inch Display): Extension Module Malfunction 2 (B1556)
DESCRIPTION This DTC is stored when a malfunction occurs in the Navigation ECU. DTC No. Detection Item DTC Detection Condition Trouble Area B1556 Extension Module Malfunction 2 When any of the following conditions is met:
Internal power supply malfunction
Internal hard drive ma ...