Cummins misfire when turbo boost above 10 psi
We own a 2004 Holiday Rambler Scepter with the 350HP Cummins turbo engine. The motor home has less than 30K miles on it. While on the road yesterday, I encountered a problem whereby the engine sta...
Forum Discussion
Tom/Barb wrote:dougmac wrote:Tom/Barb wrote:Pogoil wrote:
Clogged fuel filters will cause what fills like a miss at higher demand of fuel.
Happened to me with a 5.9 Cummins. Fuel filter change fixed it.
Pogoil.
The 8.3 350 ISC is a computer driven engine / tranny system, it will give you a engine service light when it senses a low fuel pressure. the OP has no light.
that he has told us about.
You will only see a check engine light for a fuel delivery problem on a common rail fuel system. I suspect he has a CAPS fuel system. If this is the case, you would not see a check engine light for low fuel pressure.
When we got his symptoms we always got a light and the computer read out of fuel pressure not with in parameters.
Sorry, I should say... may not see a check engine light on a CAPS system... dependent on the severity of the problem.
