2002 Kia Rio ENG CODE

Tiny
DREW MIDD
  • MEMBER
  • 2002 KIA RIO
  • 4 CYL
  • 2WD
  • MANUAL
  • 170,000 MILES
ENG LIGHT COMES WITH CODE P0172
Wednesday, February 10th, 2010 AT 7:34 PM

1 Reply

Tiny
BLUELIGHTNIN6
  • MECHANIC
  • 16,542 POSTS
DTC P0172 : Fuel System Too Rich

Possible causes:

Faulty ignition system
Faulty EVAP Purge Control Solenoid Valve (PCSV)
Intake or exhaust system leak
Faulty fuel delivery system
Faulty Heated Oxygen Sensor (HO2S), Mass Airflow (MAF) sensor, or Throttle Position (TP) sensor

Most common cause of this code to appear is faulty HO2S.
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Wednesday, February 10th, 2010 AT 7:52 PM

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