Lexus ES: Inspection
INSPECTION
PROCEDURE
1. INSPECT VACUUM PUMP VANE
| (a) Check that the vacuum pump vane or vacuum pump vane caps are not damaged or excessively worn. HINT: If the vacuum pump vane or vacuum pump vane caps are damaged or excessively worn, replace the damaged parts with new ones. |
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| (b) Using a micrometer, measure length (A) of the vacuum pump vane with the vacuum pump vane caps removed. Minimum Length (A): 23.8 mm (0.937 in.) NOTICE: Measure the length 10 mm (0.394 in.) in from each end of the vacuum pump vane. HINT: If the length is not as specified, replace the vacuum pump vane and vacuum pump vane caps with new ones. |
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| (c) Using a vernier caliper, measure length (B) of the vacuum pump vane with the vacuum pump vane caps installed. Minimum Length (B): 80.5 mm (3.17 in.) NOTICE: Measure the length 5 mm (0.197 in.) in from each end of the vacuum pump vane caps. HINT: If the length is not as specified, replace the vacuum pump vane and vacuum pump vane caps with new ones. |
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2. INSPECT VACUUM PUMP HOUSING
| (a) Check that the areas shown in the illustration are not damaged or excessively worn. HINT: If the areas shown in the illustration are damaged or excessively worn, replace the vacuum pump assembly. |
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Installation
INSTALLATION PROCEDURE 1. INSTALL VACUUM PUMP ASSEMBLY (a) When using a new vacuum pump assembly: (1) Apply engine oil to the No. 2 O-ring and No. 3 O-ring which are installed to a new vacuum pump ass
On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. REMOVE COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY Click here 2. REMOVE FRONT CENTER UPPER SUSPENSION BRACE SUB-ASSEMBLY Click here 3. OPERATION CHECK (a) Slide the
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
SEE MORE:
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Before performing troubleshooting for the dynamic radar cruise control system, perform troubleshooting for the pre-collision system.
Click here
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NEXT 2. PRE-CHECK
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 engine water pump assembly (water inlet housing) removal/installation are shown below. Necessary Procedu
