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Home >> Toyota >> 2017 >> Camry LE >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Cruise Control Systems >> Dynamic Radar Cruise Control System (Diagnostic Codes (P0500-U1102) & Circuit Tests) (Except Hybrid) >> Dynamic Radar Cruise Control System >> DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0122: Lost Communication with Vehicle Dynamics Control Module; DTC U0123: Lost Communication with Yaw Rate Sensor Module; DTC U0126: Lost Communication with Steering Angle Sensor Module; DTC U1104: Lost Communication with Driving Support ECU [08/2015 - ] >> Procedure
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DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0122: Lost Communication with Vehicle Dynamics Control Module; DTC U0123: Lost Communication with Yaw Rate Sensor Module; DTC U0126: Lost Communication with Steering Angle Sensor Module; DTC U1104: Lost Communication with Driving Support ECU [08/2015 - ]: Procedure

  1. CHECK CAN COMMUNICATION SYSTEM 
    1. Using the Techstream, check if the CAN communication system is functioning normally. Refer to DIAGNOSIS SYSTEM [08/2015 - ]

      Result

      Result Proceed to
      CAN communication is normal A
      CAN communication is malfunctioning B

    B → See step   2 

    A → See step   3 

  2. GO TO CAN COMMUNICATION SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [08/2015 - ] 
  3. USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [08/2015 - ]