Lexus ES: System Diagram
Lexus ES (XZ10) Service Manual / Steering / Power Assist Systems / Power Steering System(for Gasoline Model) / System Diagram
SYSTEM DIAGRAM
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System Description
SYSTEM DESCRIPTION DESCRIPTION (a) The power steering ECU (rack and pinion power steering gear assembly) generates the necessary steering assist torque by calculating the steering assist force and con
Customize Parameters
CUSTOMIZE PARAMETERS DRIVE MODE CUSTOMIZATION (w/ Adaptive Variable Suspension System) When the drive mode is switched to "CUSTOM" mode using the drive mode select switch (combination switch assembly)
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the power steering system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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Active Grille Air Shutter "A" Circuit Short to Ground (P05A211,P05A212,P05A213)
DESCRIPTION Refer to DTC P059F73. Click here DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory Note P05A211 Active Grille Air Shutter "A" Circuit Short to Ground Either of the following conditions is met and the ECM receives a malfunction signal 17 times
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 oil to the vacuum pump vane with vacuum pump vane caps and install it to the vacuum pump housing. NO
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