With a compression gauge!
Take spark plug out of cylinder 1,
insert gauge into the hole
start the engine
take note of compression on the dial
Engine off
Insert the spark plug
Do the same for all the other cylinder.
Laminar flow compession
That is the check engine light.That is the check engine light.
There are sensors all over the engine that can turn the check engine light on.There are sensors all over the engine that can turn the check engine light on.
No, oil level does not cause the check engine light.
The service engine light is the same thing as a check engine light.
head gasket lets compession push coolant ont into over flow
The check engine light is the light shaped like an engine, or the light that states Check Engine (Soon). If this light comes on, it is time to see what the issue is with the engine.
Check engine compression Check engine timing
A blown head gasket between 3 and 5 cylinders. Bent push rods. Burned valves. Valve adjustment done incorrectly. Valve adjustment lock nuts backed off, (replace with new nuts).
Check your engine, or refer to owners manual.
check engine
Backfiring.