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View Full Version : car pops on acceleration and looses power



kingdylan
06-25-2015, 05:08 AM
When I accelerate from 0 in my 2.4l 4 cylinder car it
pops and fells like it has no power its stops after a couple pops but when I stop and accelerate again it does the same thing I don't know how to fix it or what's wrong

kylecanthurdle
07-02-2015, 07:02 PM
is the check engine light on? it could be misfiring. that could lead to a faulty spark plug or ignition coil or maybe even an injector or low fuel pressure.

BIG_WILLY_831
07-08-2015, 11:59 AM
Or it could have pop back and a clogged cat. I've seen that happen to.

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kylecanthurdle
07-11-2015, 01:10 PM
if the cat was clogged you can pull the upper o2 sensor and see if it runs any better. itll be much louder but if the popping goes away then look down at the cat for clogs. if you cant see it, thread a compression gauge in the upper o2 sensor and see what the back pressure is at idle. it shouldnt be more than 2-3 psi at idle. any more, you have a clogged cat.