Lexus ES: System Diagram
Lexus ES (XZ10) Service Manual / Vehicle Exterior / Exterior Panels / Trim / Grille Shutter System / System Diagram
SYSTEM DIAGRAM
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System Description
SYSTEM DESCRIPTION GRILLE SHUTTER SYSTEM (a) General description The swing grille actuator assembly receives signals from the ECM, hybrid vehicle control ECU and air conditioning amplifier assembly vi
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use these procedures to troubleshoot the grille shutter system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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Initialization
INITIALIZATION CHANGE GRILLE SHUTTER CONTROL MODE AND/OR PERFORM INITIALIZATION (a) In the following situations, it is necessary to change the grille shutter control mode and/or initialize the grille
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Fail-safe Chart
FAIL-SAFE CHART FAIL-SAFE CHART (a) When the skid control ECU (brake actuator assembly) detects a solenoid valve malfunction or abnormal signal from a sensor, the brake actuator assembly cuts power and sends a signal indicating a malfunction of the electronically controlled brake system to the ECM.
Inspection
INSPECTION PROCEDURE 1. INSPECT OUTER MIRROR SWITCH ASSEMBLY (w/o Memory) (a) Check the mirror select switch and mirror surface adjust switch. (1) Select the mirror select switch to the L position. *a Mirror Surface Adjust Switch *b Mirror Select Switch *c Component wit
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