U0122 - Communication Stop from VSC to ECM

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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Possible causes

  • Faulty Skid Control ECU
  • Skid Control ECU harness is open or shorted
  • Skid Control ECU circuit poor electrical connection
  • Faulty Engine Control Module (ECM)
  • Possible symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)
  • U0122 Description

    Vehicle Ski Control (VSC). The Skid Control Electronic Control Unit (ECU) sends signals such as cruise control cancel demand signals and brake operation demand from Engine Control Module (ECM) response signals to the ECM when the cruise control system is in operation. While cruise control is either preparing for operation or operating, if communication data from skid control ECU is invalid for a certain amount of time, ECM records communication cut off code
    OBDII Code U0122 - Communication Stop from VSC to ECM - AutoCodes.com

    U0122 Information for specific makes

  • U0122 ACURA Communication Stop from VSC to ECM
  • U0122 LEXUS Communication Stop from VSC to ECM
  • U0122 TOYOTA Communication Stop from VSC to ECM
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    Related Information

    U0122 Comments

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