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HOMESERVICE MANUALSKIA2015FORTE EXREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROL SYSTEM DIAGNOSIS (1 OF 2) - 2.0LDTC P0272: CYLINDER 4 CONTRIBUTION/BALANCEDTC INFORMATIONDTC DETECTING CONDITION
2015 Kia Forte EX

DTC Information: DTC Detecting Condition

2015 Kia Forte EXSECTION DTC Detecting Condition
Item Detecting Condition Possible Cause
DTC Strategy
  • Erratic Air/Fuel correction value
  1. Fuel leakage or stuck in injector
  2. Air leakage in cylinder
  3. Ignition system error in cylinder
  4. Abnormal compression pressure in cylinder
Enable Conditions
  • 70°C < Engine coolant temperature < 105°C
  • 500°C < Catalyst temperature < 900°C
  • 1520 < Engine RPM < 3000
  • 33% < Engine load < 60%
  • BARO > 55 kPa
  • Engaged gear ≥ 4
  • Fuel system status: Closed loop
  • Time after engine start > 20 sec.
  • Rough roads must not be detected
  • No gear change takes place
  • Circuit Monitoring of Upstream O2S: Complete
Threshold value
  • Cylinder #4 A/F deviation > 10%
  • Cylinder #4 A/F deviation < -10%
Diagnosis Time
  • -
MIL On Condition
  • 2 trips
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:

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