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Home >> Kia >> 2017 >> Niro EX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (6 Of 6) >> DTC P3190-00: Poor Engine Power >> System Inspection >> Engine Compression Pressure Inspection

Engine Compression Pressure Inspection

  1. Measure compression pressure of the each cylinder.

Specification: 

10.0kgf/cm2 (300 ~ 350 RPM)

Limit: 8.5kgf/cm2 (300 ~ 350 RPM)

Differential pressure among cylinders: below 1.0kg/cm2

Good 
  • Fault might be intermittent and caused either by poor contact in connectors or wiring harness, or it has been repaired and control module memory is not cleared yet. Thoroughly check terminal of battery, all connectors (and connections) for looseness, bending, corrosion, contamination, deterioration, and/or damage. Repair or replace as necessary and then go to "Verification Of Repair " procedure.
No Good 
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