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Home >> Lexus >> 2014 >> LS 460 Base, RWD >> Repair and Diagnosis >> Electrical >> Body Electrical >> Electric Power Control System (Diagnostic Codes) >> Electric Power Control System >> DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0129: Lost Communication with Brake System Control Module; DTC U0131: Lost Communication with Power Steering Control Module; DTC U0142: Lost Communication with Gateway "A"; DTC U0164: Lost Communication with HVAC Control Module; DTC U1104: Lost Communication with Driving Support ECU; DTC U1111: Lost Communication with Front Controller Module [09/2013 - ] >> Description
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DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0129: Lost Communication with Brake System Control Module; DTC U0131: Lost Communication with Power Steering Control Module; DTC U0142: Lost Communication with Gateway "A"; DTC U0164: Lost Communication with HVAC Control Module; DTC U1104: Lost Communication with Driving Support ECU; DTC U1111: Lost Communication with Front Controller Module [09/2013 - ]: Description

These DTCs are output when the CAN communication system is judged to be malfunctioning.

DTC Code DTC Detection Condition Trouble Area
U0100 CAN communication lost
  • Passenger side junction block (Electric power control ECU)
  • CAN communication system
U0129 CAN communication lost
  • Passenger side junction block (Electric power control ECU)
  • CAN communication system
U0131 CAN communication lost
  • Passenger side junction block (Electric power control ECU)
  • CAN communication system
U0142 CAN communication lost
  • Passenger side junction block (Electric power control ECU)
  • CAN communication system
U0164 CAN communication lost
  • Passenger side junction block (Electric power control ECU)
  • CAN communication system
U1104 CAN communication lost
  • Passenger side junction block (Electric power control ECU)
  • CAN communication system
U1111 CAN communication lost
  • Passenger side junction block (Electric power control ECU)
  • CAN communication system