2015 Kia Optima LimitedFACTORY OEM SERVICE PROCEDURE

General Information: DTC Detecting Condition

DTC DETECTING CONDITION AND POSSIBLE CAUSES

Item Detecting Condition Possible Cause
DTC Strategy
  • Electrical check
  1. Short to ground in signal harness
  2. Poor connection or damaged harness
  3. Faulty OTS
Enable Conditions
  • -9.8 Β°C < ECT < 100 Β°C
  • time after start > 300 sec
  • 6V
Threshold Value
  • oil Temp. >153 Β°C
Diagnostic Time
  • 5 sec
Mil On Condition
  • 2 Driving Cycles
Factory Service Tools

Use the Manual With the Right Hardware

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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.

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