Showing articles & questions for topic
fuel pressure

Related articles

How to Replace a Fuel Pressure Regulator
Fuel pressure regulators helps the fuel injector let out the right amount of fuel and maintains constant fuel pressure for optimal fuel usage.

Related questions

Question
No start with fuel pressure regulator 2012 Nissan Juke
Hello - I believe you have a fuel supply problem, which may or may not be the fuel pressure regulator. Monitoring fuel pressure while the engine is being cranked, and while it's running, will help you determine the real problem...
Question
After oxygen sensor replacement I'm getting a P1273 error. The engine starts up but won't stay on and stalls.
Hi there. For the code P1273 to show up on your Nissan, there is either an issue with the fuel system or the air intake control system. Check the fuel pressure on the fuel rail and see if there is...
Question
fuel injectors are not spraying fuel
Be sure that any engine immobilizer system (security system) is not activated, thus preventing the car from starting. Check for the characteristic, but momentary, whirring sound from the in-tank fuel pump at key "on". If no fuel pump operation is...
Question
Truck won't stay running no check engine codes
You should first identify if the vehicle has California emissions or not. The difference is one will have a mass air sensor in the air cleaner and the other will have a MAP sensor mounted on the a/c evaporator case...
Question
replaced fuel fulter on a 2001 jeep grand Cherokee laredo 6 cylinder engine
If the original diagnostic trouble code implicated a "fuel supply" issue (such as a clogged fuel filter) you may additionally have a problem with the fuel pump. The direction that a diagnostic would take will just depend on the specific...
Question
Long hesitation when starting
You may have a fuel pump that is not able to hold fuel pressure to the injectors. You will need to get the fuel pressure checked to see if the fuel pressure is leaking down after shutting off the vehicle....
Question
My 03 blazer was driving fine and all of a sudden it sputters then quits and has not started since. The fuel pump hums....?
Hi there. To start a vehicle, the electrical system, composed of the battery and starter, turns the engine over. Once running, the engine requires a constant flow of gasoline and good spark to keep that fuel igniting. If gasoline is...
Question
Gmc yukon has intermittent long cranks and has a rough idle. Tested fuel pressure at rail. 55psi.
Hello. A fuel pressure that is over 100 psi is extreme unless you vehicle has been modified to run that way. When this is the main focus of the problem you are likely having an issue with the fuel pressure...
Question
My car ran out of gas and now it will not start even after putting gas in the tank
If the starter motor itself is not functioning (i.e., no engine cranking), then the starter circuit has to be diagnosed. If the starter motor is functioning, but the car is not starting, you could have a circumstance where the fuel...
Question
Car won't start
Hi there. Check the three essentials that an engine needs to run. Air, Fuel, and Spark. If you have fuel and the fuel pump is working, then check the air filter and see if its plugged up. If the air...
Question
the truck turns over and over, but will not start
Without more information on the vehicle i would have to say you may have a fuel pump that is not pumping fuel. You should have the computer scanned for codes to the crankshaft or camshaft sensors. Then have the fuel...
Question
Car starts sometimes for a few seconds. Car ran completely out of gas. I changed the fuel filter, and change battery in the remote.
Hi there. The fuel pressure needs to be checked on the fuel rail. There should be at least 30 psi on the fuel rail. If the fuel pressure is good, then there could be air in the fuel rail causing...
Question
Ran out of gas put gas in it but not getting to carburetor maybe it's the fuel filter
You should first try to replace the fuel filter and then with fuel line disconnected test to see if the fuel pump is pumping close to 5 psi of fuel pressure and is pumping fuel. When the vehicle ran out...
Question
I have a P0193 Fuel Rail Pressure Sensor High Input Code and want to know how to fix this
The code P0193 pinpoint test should be done to verify the pressures and sensor indicate the same. You most likely have a defective sensor for the fuel pressure on the fuel rail. Replace the sensor and clear the codes. If...
Question
I have a hard start(long cranking) problem when the car is warm 1996 Chevrolet Impala
Hi there - first step is to check for problem codes, whether the Check Engine light is on or not. I suspect you still have a fuel pressure problem when it's hot. Check fuel pressure while starting cold, while it's...
Question
Fuel line pressure relief.
The fuel pressure can be relieved by disconnecting the fuel relay or inertia switch and letting engine run until it dies. Then try to crank the engine several times to make sure it is no able to start. Then you...
Question
My engine on my 2003 Chrysler Town & Country engine won't turn over.
If the engine has to be cranked 2 to 5 times and the key cycled on and off, then the fuel pressure is either too low or the fuel flow is too low. Try turning on the key wait 10...
Question
Gas tank is leaking
The tank is made of very sturdy stamped steel. It will withstand any conceivable vapor pressure that gasoline will create in a motor vehicle. If the tank is leaking, it leaks because it's rusted out. It's usually a waste of...
Question
When I accelerate truck starts to jerk
the problem sounds like the one fuel tank where you loose power is not producing enough pressure. You should test the fuel pressure at the fuel injector rail using both fuel tanks and compare them to each other. If either...

Need a mechanic?

Our certified mobile mechanics make house calls in over 700 U.S. cities. Fast, free online quotes for your car repair.

Get a quote

Post a question and get free advice from our certified mechanics.


Ask a question