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:
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If the pressure is less than the standard, disassemble and inspect the vacuum pump. If necessary, replace the vacuum pump assembly.
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- Always perform this operation check procedure after replacing or servicing 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:
Reassembly
REASSEMBLY PROCEDURE 1. INSTALL VACUUM PUMP VANE (a) Apply engine oil to the vacuum pump vane and vacuum pump vane caps and install the vacuum pump vane caps to the vacuum pump vane. (b) Apply engine
Removal
REMOVAL PROCEDURE 1. REMOVE THROTTLE BODY WITH MOTOR ASSEMBLY Click here 2. REMOVE NO. 2 SURGE TANK STAY Click here 3. SEPARATE ENGINE WIRE (a) Remove the 2 bolts and separate the engine wire.
SEE MORE:
Reassembly
REASSEMBLY 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. PRECAUTION NOTICE: After turning the engine switch (for Gasoline Model) or power switch (for HV Model) off, waiting time may be required befor
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 cylinder head gasket removal/installation are shown below. Necessary Procedure After Parts Removed/Insta
