C1616 Code – Cranking Signal System

What are the Possible Causes of the Code C1616?
  • Faulty Electronically Controlled System (ETACS) ECU
  • Faulty Ignition Switch
  • Electronically Controlled System (ETACS) ECU harness is open or shorted
  • Electronically Controlled System (ETACS) ECU 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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