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2002 Ford Focus LX Base 4dr Sedan

2002 Ford Focus
Trim Info:
Front Wheel Drive, 4 Door Sedan, Compact
28 mpg city / 36 mpg hwy
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July 17, 2012, 11:48 am

Andy H
 

Question: Car jerky during acceleration and the speedometer jumps at that time.

Car jerky during acceleration and the speedometer jumps at that time.

2002 Focus ZX3, manual transmissoin, 170,000 miles


July 21, 2012, 6:02 pm

Elizabeth K
Expert Mechanic

Does the tachometer jump too? If so, that would be a sign of an ignition misfire problem. Coils going bad are very common on those, but starting with a spark plug inspection is a good idea. Here's a thread with some discussion on it:
http://www.focusfanatics.com/forum/showthread.php?t=192535


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