2002 Subaru Forester Upstream O2 Sensor

Jesben air fuel ratio oxygen sensor afr sensor upstream o2 sensor 1 replacement for forester gt impreza wrx ej20 turbo 2 0l 2002 2005 saab 9 2x 2 0l 2005 22641 aa042 234 9011 5 0 out of 5 stars 3 73 99 73.

2002 subaru forester upstream o2 sensor.

Check engine light due to failed front o2 sensor on subaru forester problem description and possible solution the front oxygen air fuel ratio sensor element may develop a crack causing the check engine light to illuminate. It s responsible for sending information to the engine management computer which adjusts the fuel in your engine based on the amount of rich or lean mixtures present. Get more out of your vehicle by swapping out the o2 sensor for your subaru forester at autozone. 2002 subaru forester o2 sensor appears to be susceptible to failure prematurely but it can happen to any model year depending on the quality of gas your driving style and the amount of preventive maintenance you perform.

Rockauto ships auto parts and body parts from over 300 manufacturers to customers doors worldwide all at warehouse prices. Remove and replace oxygen sensor on a 2003 subaru 2 5. O2 oxygen sensor upstream for subaru legacy impreza outback forester 2000 2002 overview this replacement oxygen sensor features stainless steel shell hex nut shield teflon covered insulated wires high temperature rubber internal and external seals and threaded tube coated with anti seize compound. Remove and replace oxygen sensor on a 2003 subaru 2 5.

Forester bad o2 sensor symptoms causes. A failing sensor sends incorrect information to the engine s computer causing a rich air fuel mixture. Conclusion there may or may not be any noticeable symptoms when your subaru forester s oxygen sensor s go bad. The subaru forester oxygen sensor is located inside of the exhaust pipe.