CAN COMMUNICATION SYSTEM DIAGNOSTIC TROUBLE CODE CHART

CAN Communication System
DTC No. Detection Item DTC Output from Link
B1003 ECU Malfunction Central gateway ECU (network gateway ECU)

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U0129 Lost Communication with Skid Control ECU
  • Front steering control ECU (w/ Variable Gear Ratio Steering System)

  • Rack and pinion power steering gear assembly

  • Rear steering control ECU (w/ Dynamic Rear Steering System)

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U0130 Lost Communication with VGRS
  • Rear steering control ECU (w/ Dynamic Rear Steering System)

  • Rack and pinion power steering gear assembly

  • Skid control ECU assembly (skid control ECU) (w/o Vacuum Brake Booster)

  • Brake actuator assembly (skid control ECU) (w/ Vacuum Brake Booster)

  • Absorber control ECU (w/ Adaptive Variable Suspension System)

  • Suspension control ECU (w/ Air Suspension System)

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U0131 Lost Communication with Power Steering Control Module Front steering control ECU

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U0134 Lost Communication with DRS Module
  • Skid control ECU assembly (skid control ECU) (w/o Vacuum Brake Booster)

  • Brake actuator assembly (skid control ECU) (w/ Vacuum Brake Booster)

  • Front steering control ECU

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U1170 Lost Communication with Brake System Control Module(Chassis Local Bus)
  • Rear active stabilizer control ECU assembly

  • Front active stabilizer control ECU assembly

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