Lexus ES: System Diagram
SYSTEM DIAGRAM

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CAUTION / NOTICE / HINT HINT:
Before performing troubleshooting for the road sign assist system, make sure that the pre-collision system and lane control system are not malfunctioning.
Pre-collisio
CUSTOMIZE PARAMETERS CUSTOMIZE ROAD SIGN ASSIST SYSTEM NOTICE: Be sure to make a note of the current settings before customizing. (a) Customizing with the multi-information display (1) Turn the power
TERMINALS OF ECU NOTICE:
DTCs may be output when connectors are disconnected during inspection. Therefore, be sure to clear the DTCs using the Techstream once the inspection has been completed.
D
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CUSTOMIZE PARAMETERS CUSTOMIZE SLIDING ROOF SYSTEM HINT: The following items can be customized. NOTICE:
When the customer requests a change in a function, first make sure that the function can be customized.
Be sure to make a note of the current settings before customizing.
When troubleshooti
INSPECTION PROCEDURE 1. INSPECT STEERING COLUMN ASSEMBLY (a) Check that the 2 bushings are securely installed to the steering column assembly. HINT: If the bushings are deformed, missing or damaged, replace the steering column assembly with a new one.
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