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
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2. INSPECT BRAKE BOOSTER ASSEMBLY
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3. INSPECT VACUUM WARNING SWITCH ASSEMBLY
(a) Start the engine and stop it after 1 or 2 minutes.
(b) Remove the battery.
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(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.
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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
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Installation
INSTALLATION CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.
PROCEDURE 1. INSTALL SIDE TURN SIGNAL LIGHT ASSEMBLY (a) Engage the 4 guides and 2 claws to install the side turn signal light assembly. 2. INSTALL OUTER
Steering Sensor Signal Malfunction (C1784)
DESCRIPTION Steering sensor signals are sent to the absorber control ECU via CAN communication. If a communication error is detected, DTC C1784 is stored. DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Memory C1784 Steering Sensor Signal Malfunction
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