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DTC Detection Logic

DTC No. Trouble diagnosis name DTC detection condition Possible cause
B2620 NEUTRAL SW BCM detects the following status for 10 seconds 3 times
  • Park/neutral position switch input: Battery voltage
  • Vehicle speed: 40 km/h (24.8 MPH) or more
  • Harness or connector (CAN communication line is open or shorted.)
  • Harness or connector (Park/neutral position switch circuit is open or shorted)
  • Park/neutral position switch
  • Combination meter
  • BCM
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