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Home >> Scion >> 2016 >> FR-S Automatic Trans >> Repair and Diagnosis (Single Page) >> Electrical >> Gauges >> Meter / Gauge / Display (Diagnostic Codes & Symptom Tests) >> Meter / Gauge System >> DTC U0073: Control Module Communication Bus "A" Off; DTC U0100: Lost Communication With ECM / Pcm "A"; DTC U0122: Lost Communication With Vehicle Dynamics Control Module; DTC U0131: Lost Communication With Power Steering Control Module; DTC U0140: Lost Communication With Body Control Module; DTC U0151: Lost Communication With Restraints Control Module [05/2014 - ] >> Description
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DTC U0073: Control Module Communication Bus "A" Off; DTC U0100: Lost Communication With ECM / Pcm "A"; DTC U0122: Lost Communication With Vehicle Dynamics Control Module; DTC U0131: Lost Communication With Power Steering Control Module; DTC U0140: Lost Communication With Body Control Module; DTC U0151: Lost Communication With Restraints Control Module [05/2014 - ]: Description

The combination meter communicates with the ECM, skid control ECU (brake actuator assembly), power steering ECU assembly, main body ECU (network gateway ECU) and airbag sensor assembly via the CAN communication system.

DTC No. DTC Detection Condition Trouble Area
U0073 Lost Communication with each ECU CAN communication system
U0100 ECM communication error
  • CAN communication system
  • ECM
U0122 Skid control ECU (brake actuator assembly) communication error
  • CAN communication system
  • Skid control ECU (brake actuator assembly)
U0131 Power steering ECU assembly communication error
  • CAN communication system
  • Power steering ECU assembly
U0140 Main body ECU (network gateway ECU) communication error
  • CAN communication system
  • Main body ECU (network gateway ECU)
U0151 Airbag sensor assembly communication error
  • CAN communication system
  • Airbag sensor assembly
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