Back firing

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Jun 25, 2011 | 11:42 PM

altide8

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Joined: Dec 2010

Posts: 115

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From: Hoover,Alabama

Year: 1990

Model: Cherokee

Engine: straight 6-cylinder

Back firing

I took my jeep out to some trails today, it ran great. On the way home it started to back fire and sputter please help idk what it is.

Jun 26, 2011 | 03:33 AM

FL Denmark

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Joined: Apr 2011

Posts: 178

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From: Ringsted

Year: 1997

Model: Cherokee

Engine: 4.0 L

try go under your jeep and have a look at the upstream o2 sensors wirring, maybee the are broken due to you trail driving

good luck

Jun 26, 2011 | 07:23 AM

SeriousOffroad

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Joined: Apr 2008

Posts: 13,952

Likes: 17

Model: Cherokee

Make?
Model?
Year?
Engine?
Mods to fuel/ign system?
Mileage?
Mothers maiden name?

Jun 28, 2011 | 12:24 AM

altide8

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Joined: Dec 2010

Posts: 115

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From: Hoover,Alabama

Year: 1990

Model: Cherokee

Engine: straight 6-cylinder

1990 cherokee 4.0

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