FixVault

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • ROM checksum error
  1. ROM data reprogram illegally
  2. PCM/TCM
Enable Conditions
  • Ignition "ON"
  • Battery voltage is above 10V
Threshold value
  • Checksum error or PCM/TCM fault
Detecting Time
  • 1event
Fail safe
  • Locked into 4th gear