Troubleshooting steps for common problems that cause engine hesitation, ... An
engine that hesitates, stumbles or misfires when accelerating or when it is under
An engine misfires under acceleration due to faults in the spark plugs, plug wires
or coils, or a weak fuel pump. Broken rods, pistons or crank bearings, cooling ...
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 ...
If the engine is misfiring, it can cause all sorts of problems and leave you ... the
gas (under a load), but also because the throttle plate opens when accelerating ...
The cause is typically a vacuum leak in the intake manifold, throttle body or
vacuum plumbing, a defective Exhaust ... Hesitation or misfiring when
www.ask.com/youtube?q=Causes Misfire under Acceleration&v=Nsm9SekQVHw
May 21, 2013 ... I still have not found the issue. Ive tried: Checked spark plugs, Good. Replacing
distributor, Replacing spark plug wires, Seafoam & Fuel injector ...
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 ...
an engine misfiring under strain can be literally a myriad of issues. There's no
definitive method ... What could cause this? ... Eos has a clever ECU and when
plugged into diagnostics should be able to tell you what is failing under
An engine misfire under load like you describe is usually caused an ignition
system component. I ... cause a misfire at idle, but can also when accelerating.
Nov 12, 2012 ... A vacuum leak can cause a rough idle, misfire, and poor fuel economy. .... If the
O2 reading is normal at idle but lean under acceleration, then ...