with 100% correct answers
what will cause fuel smell - correct answers ✔✔stuck open purge valve
voltage spike not high enough on one cylinder - correct answers ✔✔failed spark plug
flashing check engine light - correct answers ✔✔misfire
a catalytic converter - correct answers ✔✔turns hc into c02 and h20
during cylinder leakage test air escapes at the throttle body - correct answers ✔✔leak at intake valve
a car with this will not start - correct answers ✔✔bad crank sensor
in efi fuel pressure is controlled by - correct answers ✔✔engine vacuum
if egr valve goes out the fumes can go back into the intake and cause - correct answers ✔✔rough idle
and stalling
injector pulse width is - correct answers ✔✔the time an injector is open
the carbon canister is a part of - correct answers ✔✔the fuel recovery
white spark plug tip - correct answers ✔✔too hot
a leaking intake manifold can cause - correct answers ✔✔a lean condition because additional air makes
it into the combustion chamber