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U2520 Code – Invalid Data Received From Active Safety Control Module 1 On High Speed CAN B

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What are the Possible Causes of the Code U2520?
  • Reprogram Active Safety Control Module 1
    • Faulty Active Safety Control Module 1
  • Active Safety Control Module 1 harness is open or shorted
  • Active Safety Control Module 1 circuit poor electrical connection

    • Need help with this OBD II code? Our mechanics are available within west Michigan to help. Outside of our service area? Visit our Car Help Section where you can ask questions and get answers.

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