Lexus ES: System Diagram
SYSTEM DIAGRAM

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CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the lane control system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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CUSTOMIZE PARAMETERS CUSTOMIZE LTA 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 b
PROBLEM SYMPTOMS TABLE HINT:
If CAN communication system and lane control system DTCs are not output and any of the following problem symptoms exist, perform troubleshooting by checking the appropr
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DTC SUMMARY MALFUNCTION DESCRIPTION These DTCs indicate that the current sensor value is abnormal. The cause of this malfunction may be one of the following: Internal inverter malfunction
Inverter with converter assembly internal circuit malfunction
Inverter low-voltage circuit malfunction
On-vehicle InspectionON-VEHICLE INSPECTION PROCEDURE 1. INSPECT DEF RELAY (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition 3 - 4 Auxiliary battery voltage applied between terminals 1 and 2
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