Troubleshooting steps for common problems that cause engine hesitation, ... An
engine that hesitates, stumbles or misfires when accelerating or when it is under
A few misfires are to be expected under these conditions, and should cause no ...
or run rough, stumble when accelerating, waste gas and fail an emissions test.
A misfire under load complaint can usually be broken down into 2 categories.
The "soft" misfire, often called a surge, is commonly associated with fuel related ...
There are other more dire causes: computer or wiring problems, breakage in the
... This engine misfire didn't arrive only under load: It could as well show up at idle
... Of course, a misfire while accelerating meant the Toyota V6 got even slower.
Hesitation is when your engine misfires, stumbles or lacks power when you ...
lean causing a misfire that produces a hesitation or stumble when accelerating or
The engine may shake so badly at idle that it causes vibrations that can be felt in
... Or, it may start and idle fine but then misfire or hesitate when it comes under
load. ... All the firing voltages should increase during the snap-kV acceleration
If the engine is misfiring, it can cause all sorts of problems and leave you ... but
also because the throttle plate opens when accelerating causing ignition coil or ...
Mar 8, 2010 ... Hello, I recently purchased a 383 stroker. I am having a misfire under load
problem. The motor only has about 20 miles on it. I know the ...
Oct 31, 2005 ... If it still misfires under acceleration or at higher speed with richer mixture, then it
has to be a spark problem. This is not what causes it to run bad ...
Misfiring under hard accelaration E39 (1997 - 2003) ... coils are parts that go
wrong frequently and will cause a misfire under hard acceleration.