install downpipe check engine light on

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Oct 16, 2004 | 02:09 PM

1stcrew

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install downpipe check engine light on

I installed an invidia downpipe and an exhaust on an 04STI, check engine light is on and cruise control stays on anyone have this problem and how did you fix it any knowledgeable advice would help thanks

Oct 16, 2004 | 02:31 PM

Speed Element

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iTrader: (39)

Joined: Nov 2002

Posts: 6,453

From: San Jose

Car Info: Evo X, 04 STI, 335i, Fit

1stcrew - You need a CEL fix for your car. Perrin has an o2 simulator available. I'm not 100% sure if the Helix CEL fix will work on your car.

-Soren

Oct 17, 2004 | 04:31 AM

Juggalo-racing

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down pipe check engine light

i got the PEP Exhaust Check engine light eliminator for 2004 WRX and STi. works great have no problems heres where you can get it these people are awsome very friendly and helpful. http://home.att.net/~teaguesauto/exh...%20Accessories