Lexus ES: On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. REMOVE COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY
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2. REMOVE FRONT CENTER UPPER SUSPENSION BRACE SUB-ASSEMBLY
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3. OPERATION CHECK
(a) Slide the clip and disconnect the air tube from the vacuum pump assembly.
| (b) Connect the hose of the vacuum gauge to the vacuum pump assembly. |
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(c) Start the engine and warm it up for more than 2 minutes.
(d) With the engine idling, check the vacuum of the vacuum pump assembly.
Standard Pressure:
More than 86.7 kPa (650 mmHg, 25.6 in.Hg)
HINT:
If the result is not as specified, replace the vacuum pump assembly.
(e) Remove the vacuum gauge from the vacuum pump assembly.
(f) Connect the air tube to the vacuum pump assembly and slide the clip to secure it.
4. INSTALL FRONT CENTER UPPER SUSPENSION BRACE SUB-ASSEMBLY
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5. INSTALL COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY
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READ NEXT:
Removal
REMOVAL CAUTION / NOTICE / HINT HINT: Refer to the illustration to confirm the type of vacuum pump assembly. *A for Type A *B for Type B *a Label - - PROCEDURE 1. REMOVE THROTTL
Components
COMPONENTS ILLUSTRATION *1 CHECK VALVE GROMMET *2 VACUUM WARNING SWITCH ASSEMBLY ● Non-reusable part - -
SEE MORE:
Grille Shutter does not Operate
DESCRIPTION The swing grille actuator assembly receives signals from the ECM, hybrid vehicle control ECU and air conditioning amplifier assembly via CAN communication. Based on these signals, the swing grille actuator assembly operates the radiator shutter sub-assembly. WIRING DIAGRAM CAUTION / NOT
Speaker Circuit
DESCRIPTION If there is a short in a speaker circuit, the stereo component amplifier assembly detects it and stops output to the speakers. Thus sound cannot be heard from the speakers even if there is no malfunction in the stereo component amplifier assembly, DCM (telematics transceiver)* or speaker
