Lexus ES manuals

Lexus ES: System Diagram

SYSTEM DIAGRAM

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 Terminals Of Ecu

TERMINALS OF ECU STEREO COMPONENT EQUALIZER ASSEMBLY Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition G15-1 (CANH) P CAN communication signal

 Lost Communication With ECM/PCM "A" Missing Message (U010087,U012987,U014087,U016487)

DESCRIPTION These DTCs are stored when a malfunction occurs in the CAN communication circuit. DTC No. Detection Item DTC Detection Condition Trouble Area U010087 Lost Communication With

 Active Noise Control System(for Hv Model)

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 Brake Switch "B" Circuit Short to Battery (P070312)

DESCRIPTION The purpose of the stop light switch signal circuit is to prevent the engine from stalling when the brakes are suddenly applied while driving in the lock-up condition. When the brake pedal is depressed, the stop light switch assembly sends a signal to the ECM. The ECM then cancels the op

 GPS Antenna Connection Malfunction(short) (B15C0,B15C1)

DESCRIPTION These DTCs are stored when a malfunction occurs in the navigation antenna assembly. DTC No. Detection Item DTC Detection Condition Trouble Area B15C0 GPS Antenna Connection Malfunction(short) GPS Antenna Connection Malfunction(short) Navigation antenna assembly An

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