Skip the auto shop - Our mechanics make house calls

Q: Have2012 Dodge Ram 1500 5.7 hemi turns over but won't start and is giving 2 codes p0001&p1457

asked by on

Truck turns over but won't start fuel pump was running when truck was off but not it is not running at all

A: The P0001 OBD-II error code is describing...

Hello:

The P0001 OBD-II error code is describing an issue with the circuit which runs from your engine computer (ECM) to your fuel pressure regulator on your fuel injection rail on your engine. The ECM regulates your fuel pressure from your fuel pump going to your engine through this circuit. When the computer detects a fault in the circuit, it will set a Check Engine Light. The code will affect fuel economy and possibly damage the engine. There are several possible component that could trigger this code, so you should contact a professional mechanic to complete a car is hard to start inspection.

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: How do I use the delayed locking feature?

The delayed locking feature is present on some models of the vehicle. The feature occurs automatically whenever the door lock switch is pressed inside of the vehicle while a door is open. When all doors are closed, the vehicle will...

Q: Death wobble

Hello. Chrysler is in a constant legal battle conserning the death wobble. There are several legal actions filed against them at this time. This loss of control is cause by the grade and design of the entire suspension system. The...

Q: How do I open the rear seat storage compartments?

In select models, the rear seat storage compartments offer extra storage under the rear seats. Accessing this storage space requires a few steps. Left the rear seats up, folding them towards the back of the seats. Locate the latch...

Related articles

What Causes Hoses to Leak?
While the largest part of your engine is mechanical, hydraulics plays a significant role. You’ll find fluids at work in a number of different areas. Your car's fluids include: Engine oil Transmission...
P0052 OBD-II Trouble Code: HO2S Heater Control Circuit High (Bank 2 Sensor 1)
P0052 code definition HO2S Heater Control Circuit High (Bank 2 Sensor 1) What the P0052 code means This code is seen when the Engine Control Module (ECM) tries to control the...
What are the Car Pool Rules in Hawaii?
Hawaii is widely regarded as a land of vacation and relaxation, and as such, its scenic roads and routes are far better known than the state’s freeways. But, as with all...