It is having a heavy misfire at idle and when revved the misfire goes away. I've read out the low pressure fuel system pressures which at idle varied by over 60 psi so I replaced both low pressure fuel pumps, fuel filter, and regulator, no fix.
The customer may experience occasional engine misfire at idle (rough idle). The malfunction indicator lamp may illuminate for single or multiple cylinder 3. A cylinder on the opposite bank very rarely may exhibit a misfire at idle. If the opposite bank now has a misfire, then the new keepers have allowed a...
Sep 14, 2008 · So my 1994 rt/10 has only 20,000 original miles and is 100% stock. I have all the service records since new. Lately I have noticed a minor misfire when I floor it. Also, when I am at a stop sign or light the idle goes up and down between 400-1200 RPMs.
2003 dodge Durango 4.7 idle air control My Durango has a weird idle problem. After giving the PCM plenty of time to relearn idle, idle still pulsates, especially in park. In drive it goes up and down slightly but in park it spikes up and then drops down to 400 or less and sounds like it may die, but recovers for a second before doing it again.
It idles very rough and shaky, . if i lightly touch the gas pedal, the idle evens out a bit and seems to stop the roughness/shaking at or the check engine light is on, and it does blink sometimes. the Only code that shows up is a cylinder 2 misfire..
Compression test. I have an '06 w/185k miles running on 6-1/2 cylinders. 6 were at 150psi, #2 is 110psi and #7 is 80psi. I know it's the exhaust valves because the Jet-Hot coating is getting burnt off my Doug Thorley headers on those two cylinders.
I have a 2001 Toyota Avalon with 150k miles, engine is a v6 (3.0). It has a rough idle and a steady misfire. You can drive it sometimes and it will run perfect and you can drive it sometimes and it will misfire. We are getting codes P0300,P0302, P0304,P0306. We have changed the VVT sensor. It has...
Aug 19, 2006 · Cylinder # 3 is the most likely cylinder to have idle misfire, a cylinder on the opposite bank very very rarely may exhibit a misfire at idle. NOTE: When monitoring which cylinder is misfiring, counts should be above 10 per minute. 3. Record misfire counts for 1 minute. 4.