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2004 Kia Rio Cinco 1.6L MIL Lamp on
Posted to Asian Driveability on 10/7/2016 6 Replies

Car Came in failed smog . Code p1166, Had new frt. O2 REPLACED REAR O2 VERY OLD & Crusty. Checked frt. O2 , CROSS Threaded, not sure if correct one so replaced it. Put a new PCV VALVE , IACV, & [...] suggestion on forums with KIA RIOS WITH THIS CODE. Help ,thi...

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car Vehicle Data

2004 Kia Rio Cinco

VIN KNADC16524
Engine1.6 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P1166Air Fuel Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction
Message Closed

car Vehicle Data

2004 Kia Rio Cinco

VIN KNADC16524
Engine1.6 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P1166Air Fuel Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction