Mechanics

P0304

2003 Kia Optima • 4 cylinder FWD Automatic • 126,000 miles

What is cyclinder 4 misfire
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Jdkbanks23
August 19, 2011.



This is possibly a faulty spark plug, lead or injector, a low compression can also set this code, the problem is only associated with cyl No 4.

Mhpautos
Aug 23, 2011.
Check sparkplig, compression and injector for no.4

Rasmataz
Aug 23, 2011.