B1600 Code – PATS Ignition Key Transponder Signal Is Not Received

What are the Possible Causes of the Code B1600?
  • Faulty Passive Anti-Theft System (PATS) key
  • Faulty PATS transceiver
  • Faulty Powertrain Control Module (PCM)
  • 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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