Lexus ES: On-vehicle Inspection
Lexus ES (XZ10) Service Manual / Brake / Brake System (other) / Vacuum Warning Switch (for Gasoline Model) / On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT BRAKE FLUID LEVEL IN RESERVOIR
Click here .gif)
2. INSPECT BRAKE BOOSTER ASSEMBLY
Click here
3. INSPECT VACUUM WARNING SWITCH ASSEMBLY
(a) Start the engine and stop it after 1 or 2 minutes.
(b) Remove the battery.
Click here
(c) Disconnect the connector from the vacuum warning switch assembly.
(d) Measure the resistance of the vacuum warning switch assembly.
Standard Resistance:
10 kΩ or higher
(e) With the engine stopped, depress the brake pedal several times to release vacuum from the brake booster assembly, and measure the resistance of the vacuum warning switch assembly.
Standard Resistance:
Below 1 Ω
(f) Connect the connector to the vacuum warning switch assembly.
(g) Install the battery.
Click here
READ NEXT:
On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT BRAKE FLUID LEVEL IN RESERVOIR Click here 2. INSPECT BRAKE BOOSTER ASSEMBLY Click here 3. INSPECT VACUUM WARNING SWITCH ASSEMBLY (a) Start the engine an
Removal
REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during vacu
SEE MORE:
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Lane Control System DTC No. Detection Item Link C1A7496 Steering Vibrator Component Internal Failure U010087 Lost Communication with ECM/PCM "A" Missing Message U012587 Lost Communication with Multi-axis Acceleration Sensor Module Miss
Brake Switch "A" Circuit Short to Battery (P057112)
DESCRIPTION The skid control ECU (brake actuator assembly) receives stop light switch assembly signals and uses them to determine whether or not the brakes are applied. DTCs may be stored if either of the following occurs:
Stop light switch assembly stuck on malfunction.
The accelerator and bra
© 2016-2026 Copyright www.lexguide.net
