DTC Information: DTC Detecting Condition

2015 Kia Optima SX TurboSECTION DTC Detecting Condition
WARNING: This page is about a different variant/trim than selected.
DTC DETECTING CONDITION

Item Detecting Condition Possible Cause
DTC Strategy Case 1
  • Invalid voltage range check
  1. Open or short in harness
  2. Poor connection or damaged harness
  3. Faulty cruise remote control switch
Case 2
  • Check SET/COAST switch stuck
Case 3
  • Check RES/ACC switch stuck
Enable Conditions Case 1
  • 10V < Battery voltage <16V
Case 2 & 3
  • 10V < Battery voltage <16V
  • Cruise control not active
Threshold Value Case 1
  • 0.05 V < Switch voltage (SW) < 0.72 V or 0.85V < SW <2 V or 2.2 V < SW < 4.4 V or 4.8 V < SW
Case 2
  • 0.72 V < Switch voltage < 0.85V
Case 3
  • 2.0V < Switch voltage < 2.2V
Diagnostic Time Case 1
  • 31 Seconds
Case 2
  • 61 Seconds
Case 3
  • 61 Seconds
MIL On Condition
  • -
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.