Lexus ES: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
If DTCs are not output but the malfunction persists, use the following table to determine which circuits to inspect for each problem symptom.
HINT:
Refer to each inspection procedure for related problem symptoms.
Electronically Controlled Brake System| 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 warning light / red (malfunction) abnormal (Remains on) | Refer to the procedure for "Brake Warning Light Remains ON" | |
| Brake warning light / red (malfunction) 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 abnormal | Refer to the procedure for "VSC OFF Switch Circuit" | |
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