Mechanics

ENGINE LIGHT ON: MISFIRE #4

1997 Toyota 4Runner

Engine Mechanical problem
1997 Toyota 4Runner 6 cyl Four Wheel Drive Automatic 154000 miles

Complete tune up done. Gas cap replaced, 3 coils replaced. Still light engine on. Computer still shows a misfire on # 4. What else could be.
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Victor129
February 25, 2008.




A misfire in a specific cylinder should lead you to check the spark plug, fuel injector and compression.

Tiny
Rasmataz
Feb 26, 2008.


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