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: Information on replacement parts

Hi, thanks for writing in. There are a vast variety of companies out on the market that make aftermarket brake pads and wheel bearings for nearly every car on the market including your Jeep. Just be sure to identify the...

Q: battery keeps going flat when left overnight

You didn't indicate the age of the battery. If the battery is "new" (less than 2.5 years old) and passes a load test, you should check for parasitic loads. With all car accessories off and key out of the ignition,...

Q: Car is idling rough - 1983 Jeep CJ7

Hello. This behavior sounds like the power brake booster has a leak or rupture, which acts like an air leak to the engine. Since the brake booster vacuum is generated by the engine's air intake, their functions and potential problems...

Related articles

How Do Power Car Windows Increase Passenger Safety?
Power windows are responsible for approximately 2,000 emergency room visits every year. When a power window closes, it exerts enough force to bruise or break bones, crush fingers, or restrict an airway. Though...
P0240 OBD-II Trouble Code: Turbocharger Boost Sensor B Circuit Range/Performance
P0240 code definition Turbocharger Boost Sensor B Circuit Range/Performance What the P0240 code means P0240 is an OBD-II generic code triggered when the Engine Control Module (ECM) detects the intake boost...
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...