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1996 Chevrolet S10 2.2L Cyl #4
Posted to GM Engine on 5/6/2013 8 Replies

Checked all 4 cyl with timing light. Cyl 1, 2, 3 have double spark output. Cyl 4 has only waste spark firing Could this be the module or ECU? It seems the coil is fine since 2 is firing correctly. Any input. Thanks

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  Related Documents & Media  1996 Chevrolet S10

 
Message Closed w/FIX

car Vehicle Data

1996 Chevrolet S10

VIN 1GCCS1941T
Engine2.2 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFuel Injection
AffectedCyl #4
ConditionsMisfire
Message Closed w/FIX

car Vehicle Data

1996 Chevrolet S10

VIN 1GCCS1941T
Engine2.2 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFuel Injection
AffectedCyl #4
ConditionsMisfire