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,U029387,U115187)
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
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Exhaust Gas Recirculation "A" Circuit Current Below Threshold (P040318,P040319,P140018,P140019)
DESCRIPTION Refer to DTC P040000. Click here DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory Note P040318 Exhaust Gas Recirculation "A" Circuit Current Below Threshold Open or short in EGR A circuit for 1 second or more (1 trip detection logic).
Assist Map Number Mismatch (C1582)
DESCRIPTION When an incorrect ECM, skid control ECU (brake actuator assembly) or AVS ECU (Absorber control ECU) (w/ Adaptive Variable Suspension System) is installed after the assist map has been written to the power steering ECU (rack and pinion power steering gear assembly), DTC C1582 is stored be
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