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Home >> Lexus >> 2015 >> GS 350 Base, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Exterior Lights >> Lighting System (Exterior) - Diagnostic Codes & Circuit Tests >> Lighting System >> DTC U0073: Control Module Communication Bus Off; DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0101: Lost Communication with TCM; DTC U0126: Lost Communication with Steering Angle Sensor Module; DTC U0129: Lost Communication with Skid Control ECU; DTC U0130: Lost Communication with VGRS; DTC U0134: Lost Communication with DRS Module; DTC U0142: Lost Communication with Main Body ECU [09/2014 - 10/2015] >> Description
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DTC U0073: Control Module Communication Bus Off; DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0101: Lost Communication with TCM; DTC U0126: Lost Communication with Steering Angle Sensor Module; DTC U0129: Lost Communication with Skid Control ECU; DTC U0130: Lost Communication with VGRS; DTC U0134: Lost Communication with DRS Module; DTC U0142: Lost Communication with Main Body ECU [09/2014 - 10/2015]: Description

These DTCs are stored when the self-diagnosis of the headlight swivel ECU determines that the CAN communication system is malfunctioning.

DTC Code DTC Detection Condition Trouble Area
U0073 Control module communication bus off CAN communication system
U0100 Lost communication with ECM / PCM "A"
U0101 Lost communication with TCM
U0126 Lost communication with steering angle sensor
U0129 Lost communication with skid control ECU
U0130 Lost communication with VGRS
U0134 Lost communication with DRS module
U0142 Lost communication with main body ECU (multiplex network body ECU)