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 motor generator control system.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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Utility
UTILITY ALL READINESS HINT:
With "All Readiness", you can check whether or not the DTC judgment has been completed by using the Techstream.
Check "All Readiness" after simulating malfunction symp
Terminals Of Ecu
TERMINALS OF ECU *1 Inverter with Converter Assembly HINT: Since the inverter with converter assembly uses waterproof connectors, the voltage and waveforms cannot be inspected directly. Stand
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DC/DC Converter Temperature Sensor "B" Circuit Voltage Out of Range (P0C3D1C)
DTC SUMMARY MALFUNCTION DESCRIPTION These DTCs indicate that the boost converter temperature sensor (lower) value is abnormal. The cause of this malfunction may be one of the following: Internal inverter malfunction
Inverter with converter assembly internal circuit malfunction
Hybrid cooling
Steering Angle Sensor (C1A47)
DESCRIPTION The blind spot monitor sensor receives steering angle signals from the steering sensor via CAN communication. Blind Spot Monitor Master DTC No. Detection Item DTC Detection Condition Trouble Area C1A47 Steering Angle Sensor A fail flag is transmitted from the steering an
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