Lexus ES: System Diagram
SYSTEM DIAGRAM
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How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
*: Use the Techstream
Use the following procedure to troubleshoot the hybrid control system.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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Utility
UTILITY HINT:
With "All Readiness", you can check whether or not the DTC judgment has been completed by using the Techstream.
You should check "All Readiness" after simulating malfunction symptom
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE Hybrid Control System Symptom Suspected Area Link Cannot enter EV drive mode CAN communication system Pattern Select Switch EV Mode Circuit EV mod
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Inspection
INSPECTION PROCEDURE 1. INSPECT TURN SIGNAL SWITCH (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Light Control Switch Tester Connection Condition Specified Condition
*1: w/ Light Control Switch DRL OFF Position
2 (L_OFF) - 12 (EL)
Internal Control Module EEPROM Data Memory Failure (P062F44)
DESCRIPTION The ECM monitors its internal operation and will store this DTC when it detects an internal malfunction. DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory Note P062F44 Internal Control Module EEPROM Data Memory Failure ECM internal malfunction
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