Skip the auto shop - Our mechanics make house calls

Q: Diesel don't want to come out of diesel pump

asked by on

Diesel was coming out fine out of pump and diesel pump was working fine but after I changed computer box no diesel wane come out of pump send pump away to be checked but their was nothing wrong with pump don't know what else to do car just don't want to start

A: This is most likely a computer issue if the...

This is most likely a computer issue if the pump is working correctly. I would start with diagnosing the computer itself to be sure it is supplying power to the fuel pump. Check the fuel pump relay and fuses as well to eliminate those since they are also potential problems. If you need help with fixing this, I would recommend having one of our mobile technicians come to your home to diagnose your starting issue firsthand.

Was this answer helpful?

Need advice from certified mechanic? Get help now!

Over 1000 mechanics are ready to answer your question.
The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Ask a Mechanic
(100% Free)

Have a car question? Get free advice from our top-rated mechanics.

Ask A Mechanic
Over 10,000 questions answered!

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing

Get a quote

What others are asking

Q: Shifting issues on jeep laredo

As you may know, the speed sensorslocated on the input and output shafts of the transmission relay information to the transmission control module which controls when the vehicle shifts based upon shift points. When these sensors are relaying incorrect information...

Q: 07 xterra cranks but wont always start. sometimes starts and shuts off immediately. sometimes just cranks and cranks

The best way to diagnose a problem like this is to play with certain components and attempt to replicate the issue. Components that could be causing these symptoms are the fuel pump, fuel filter, a number of solenoids and sensors,...

Q: My 2007 Grand Caravan has hard detonation problems.

Hello. Engine detonation and power loss can be caused by a few different things. Keep in mind that engine detonation can quickly become a bigger issue if left unchecked, and in serious cases can even lead to engine damage. It...

Related articles

How Long Does a Distributor O Ring Last?
The distributor is part of the ignition system in your vehicle and its purpose is to route high voltage from the ignition coil to the spark plug. The spark plug then...
Rules of the Road For Iowa Drivers
Driving on the roads requires knowledge of the rules, many of which are based on common sense and courtesy. However, even though you know the rules in...
P2103 OBD-II Trouble Code: Throttle Actuator Control Motor Circuit High
P2103 means there is a fault with the throttle actuator control motor circuit, likely due to a defective electrical component or part.