ok check this out..

General discussion forum about the 240sx, and a great place to introduce yourself to the board!
fastass
Posts: 364
Joined: Thu Oct 15, 2009 8:51 am
Car: 95 240sx

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i took out my cat and now my car runs worse.. i replaced it with a down pipe it runs like trash. i need some help the car wont start now. it turns over but just does'nt want to start. it has fire and getting good fuel pressure.. i can not figure this out any input would help greatly.


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LoserCard
Posts: 506
Joined: Sun Oct 14, 2007 11:21 pm
Car: Forest Green 1993 240SX SE Fastback
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Post

Did you forget to plug-in/damage your o2 sensor?

fastass
Posts: 364
Joined: Thu Oct 15, 2009 8:51 am
Car: 95 240sx

Post

they are plugged in. may be bad replacing tomm.

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safin
Posts: 1138
Joined: Sun Jan 21, 2007 6:35 am

Post

that or the only thing holding that engine together was back pressure. good luck to you


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