A bad fuel injector, a bad spark plug, a bad spark plug wire, a bad distributor cap or it could be a mechanical problem such as a burned valve, bent pushrod, broken rocker arm or a large vacuum leak.
cylinder 5 missfire detected. could be plug, wire, or bad coil...
A bad fuel injector poppet could cause that.
you neede to have the pcm scanned it will tell you which cylinder is misfiring. most prob. cause is the coil pack on that cylinder.
a leak in a head gasket could cause coolant to go into only one cylinder.
this could be a bad plugwire or sparkplug or a bad coil for cylinder 7.
It could have, Just count the spark plugs. 4 plugs= 4 cylinder 6 plugs= 6 cylinder 8 plugs= 8 cylinder
The lack of compression in one cylinder of a Chevy 355 engine could be caused by a number of issues such as a leaking valve, a blown head gasket, a cracked piston, or improper sealing of the piston rings. It is recommended to perform a compression test and further diagnostic tests to identify the exact cause of the low compression in that cylinder.
this could be a coil or the modgul in the dist or broken rotor or bad coil packs depending on what u have also the knock senser could cause this hope this helps
Could be, Out of adjustment Worn camshaft Worn lifters Worn pushrods Worn rockers All of the above.
Anything that could cause a cylinder misfire can cause the check engine light to flash. A restricted fuel filter is one.Anything that could cause a cylinder misfire can cause the check engine light to flash. A restricted fuel filter is one.
trottle control module
a broken valve spring could be the cause, or a lifter. Start by checking the compression for the number 8 cylinder, then remove the valve cover to inspect the rockers and lifters.