What causes a carburetor to misfire when under load?
A hesitation, stumble or misfire that occurs when the engine is under load can be caused by a faulty power valve inside the carburetor. A carburetor uses intake vacuum to pull fuel through its metering circuits. As engine load increases and the throttle opens wider, intake vacuum drops.
What should I do if my car misfire after warm up?
Misfire after warm up. Runs great when cold. Has new engine new plugs wires injectors when starts misfiring can shut down start back up and runs fine until a few minutes then starts again. have the same problem? This sounds like you have an intake valve that is leaking. Can you do a leak down test to confirm the issue? This guide can help as well.
How can I tell if my carburetor is leaking?
If the RPM stays higher, check to make sure that nothing is hanging up the throttle. If you are sure the throttle is closing and the idle is still high, that’s an indication that the engine is getting air from some other source and you have a vacuum leak.
What causes a misfire after a warm up?
Misfire After Warm Up: Misfire After Warm Up. Runs Great When Cold… Misfire after warm up. Runs great when cold. Has new engine new plugs wires injectors when starts misfiring can shut down start back up and runs fine until a few minutes then starts again. have the same problem? This sounds like you have an intake valve that is leaking.
What was the settlement with Honda engine misfire?
The Honda engine misfire settlement will resolve a class action lawsuit ( Soto, et al. v. Honda Motor Co. Inc.) alleging that Honda manufactured more than 1.5 million defective vehicles that excessively burned oil. Honda has denied the allegations in the class action lawsuit.
Who are the class members of Honda engine misfire?
Class Members of the Honda engine defect class action settlement include all current and former owners or lessees of one or more of the following Honda vehicles equipped with a 6-cylinder engine with Variable Cylinder Management (“VCM-2”), purchased or leased in the United States:
Can you get compensation for a Honda engine misfire?
If you purchased a 2008-2012 Honda Accord, 2008-2013 Honda Odyssey, 2009-2013 Honda Pilot, 2010-2011 Honda Accord Crosstour or 2012 Honda Crosstour equipped with a 6-cylinder engine with Variable Cylinder Management (“VCM-2”), you could be eligible to receive compensation for repairs or a warranty extension.
How can I find out if my engine is misfired?
Some car computers detect misfires by measuring electrical activity [ionization] at the spark plug electrodes. You can retrieve stored Diagnostic Trouble Codes with a code reader (for OBD I systems on pre-1996 vehicle models) or a generic scan tool (for OBD II systems-1996 or newer models; some scan tools can read both OBD I and II).