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DTC Information: DTC Detecting Condition

DTC DETECTING CONDITIONS AND POSSIBLE CAUSES

Item Detecting Condition Possible Cause
Main action
  • Monitor the spark timing
  1. Faulty Ignition Coil
  2. Faulty ECM
Prerequisite condition
  • After catalyst heating is active is higher than 4sec
  • BARO is greater than 80kPa
  • Engine load is greater than 55%
  • Vehicle is not rapidly accelerating or decelerating.
Threshold value
  • Target spark efficiency is over threshold greater than atucal spark efficiency
Diagnostic Time
  • 10 sec
MIL
  • 2 Drive Cycle
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