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International Automotive Technicians Network
2004 Kia Rio 1.6L Poor Idle Quality
Posted to Asian Driveability on 6/2/2012 14 Replies

Hello IATN, I have a 2004 Kia Rio with a surging idle. This car has been an issue for a while now with running rough and throwing O2S codes. The customer brought it back to us earlier in the week and couldn't drive over 20MPH. Brought the car in and scaned it ...

14 Replies Received (View Replies)

  Related Documents & Media  2004 Kia Rio

 
Message Closed w/FIX

car Vehicle Data

2004 Kia Rio

VIN KNADC12554
Engine1.6 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursIdle

Trouble Codes

P0121Throttle Position Sensor Range/Performance
P0171Fuel System Too Lean (Bank 1)
P1166Air Fuel Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction
Message Closed w/FIX

car Vehicle Data

2004 Kia Rio

VIN KNADC12554
Engine1.6 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursIdle

Trouble Codes

P0121Throttle Position Sensor Range/Performance
P0171Fuel System Too Lean (Bank 1)
P1166Air Fuel Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction