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Home >> Kia >> 2019 >> Optima EX >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis - 1.6L (5 Of 6) (Except HEV) >> DTC P062B: Internal Control Module Fuel Injector Control Performance >> DTC Information >> DTC Detecting Condition
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DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy Case1
  • Fuel injector driver boost voltage check
  • Poor Connector Connection
  • Unstable Power
  • Faulty ECM
Case2
  • Fuel injector driver performance check
Enable Conditions Case1
  • Engine speed over 32RPM
  • Time delay after engine start elapsed over 1s
Case2
  • Ignition "ON"
Threshold Value Case1
  • Mean value of boost voltage is out of range (50 to 75V)
Case2
  • SPI bus communication error detected
  • ATIC 124 disabled
  • Synchronization signal from uC missing
  • Initialization error
Diagnostic Time Case1
  • 3s
Case2
  • Continuously (15 segment/loop time segment)
MIL ON Condition
  • 2 driving cycle
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