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Home >> Kia >> 2020 >> Soul GT Line Turbo >> Repair and Diagnosis >> External Pages >> Different car >> Section 71 (Immobilizer Diagnosis) >> DTC P1688: Immobilizer Lock >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

WARNING: This page is about a different car, the 2021 Kia Soul. However, it is still accessible from the selected car via links, so may be relevant.
Item Detecting Condition Possible Cause
DTC Strategy
  • Check the communication status between ECM/PCM and KDS
  • Check for "LEARNT" ECM/PCM PIN code
  • Check for "LEARNT" ECM/PCM password
Enable Condition
  • Ignition "ON"
  • Normal battery voltage is 9 to 16V
Threshold Value
  • Invalid PIN or password is inputted for more than 3 times
Detecting Time
  • Immediately
Erase Condition
  • Normal PIN or password received
  • DTC erasing with KDS
  • Auto delete after standing for 1 hour at B+ power (Lock timer initialize when power reset)