The most common reason a car cranks too long is due to poor circulation of fuel. If there isn’t enough fuel reaching over for combustion, the engine will not be able to generate sufficient energy to turn over as normal. And that may either be a result of low fuel pressure, an obstruction in delivery, or something as simple as low fuel in the tank.
What causes extended crankshaft?
One of the most popular causes for extended crank is a "slow to come to pressure" fuel pump in other words the fuel pump works, but its weak and it takes time to bring the fuel system up to the correct pressure for the system to work properly.
Why does my car have a hard start?
Normal wear and usage can cause a hard start condition due to lack of fuel pressure, poor intake air management, false readings to the car's computer or weak spark. Some of these repairs are simple and are included in the normal maintenance of the engine. This can sound complicated, but it really isn't, today's vehicles are easier ...
How often does your truck fire up when you crank it up?
Roughly about 9 times out of 10 the truck fires right up when you crank the truck over...no problems. When the truck is running it runs great. no check engine lights or anything like that either. But the other 10% of the time is what concerns me.
What causes low power on a high mileage engine?
Typically on high mileage engines (200k to 300k) the pistons rings can wear causing low compression which increases crank time and causes low power. This is because the compression ratio is low and it takes momentum for the engine to gain enough speed to ignite the fuel air mixture.
How do you fix a car that cranks too long?
0:005:52Here are Some Tricks to Diagnose a Car That Cranks Too Long Before it ...YouTubeStart of suggested clipEnd of suggested clipAlright so the first thing I recommend you do is to next time you're getting your car and try toMoreAlright so the first thing I recommend you do is to next time you're getting your car and try to start the engine to put in the key in the ignition.
What causes long cranking when engine is hot?
One of the most common reasons for a bad ignition is a weak spark. Spark plugs serve a crucial role to initiate the combustion process, they set in motion the actual burning of fuel and turn the engine over. And for that reason, almost all hard starting issues can be to some level attributed to a faulty spark plug.Jun 11, 2021
What are the causes of hard starting in a vehicle?
3 Reasons Your Car Has a Hard Time Starting After Sitting for Just a Few Hours in Salem, ORThe Fuel Pump Is Bad. The fuel pump feeds fuel from your vehicle's gas tank into the engine, where it can be mixed with air and enter the cylinders to create combustion. ... The Fuel Filter Is Clogged. ... The Fuel Injectors Are Clogged.Feb 22, 2019
What is a hot start problem?
“Hot-starting” refers to the ability of an engine to fire up and start whilst still at operating temperature (after a breif period of being off).
What are the symptoms of a bad spark plug?
What are the signs your Spark Plugs are failing?Engine has a rough idle. If your Spark Plugs are failing your engine will sound rough and jittery when running at idle. ... Trouble starting. Car won't start and you're late for work… Flat battery? ... Engine misfiring. ... Engine surging. ... High fuel consumption. ... Lack of acceleration.Apr 5, 2016
Can fuel pump cause hard starting?
Difficult Starts If your vehicle's fuel pump cannot get gas from the tank to the engine, you will have trouble starting your car. The car will struggle to start and run because the pump cannot push enough gas through. A worn pump loses its pressure and the engine is being starved of gasoline.Jul 1, 2020
What is wrong if your car hesitates to start?
Failing spark plugs are one of the most common reasons why your car hesitates to start. This can happen especially if the electrical connections of the ignition system are damaged or if the ignition coil is failing. If you do see problems with the spark plugs then you need to change them.
Can a weak battery cause hard starting?
A weak car battery can cause a hard vehicle starting condition if the weakened battery has sufficiently low levels of cranking power, or amps, needed to quickly and efficiently start a vehicle. Starting a vehicle requires tremendous battery power, and a weak battery may make vehicle starting difficult or impossible.
VIDEO: ACDelco Starter And Alternators
High underhood temps, increased power demands and vibration can damage alternators or starters. Sponsored by ACDelco.
VIDEO: Replacement Long Block Engines
Don’t settle for “almost” - it matters where the engine is manufactured or remanufactured. Sponsored by ACDelco.
VIDEO: Brake Pads Deconstructed
Brake pads are thoroughly developed to produce the best result. This video is sponsored by ZF Aftermarket.
Why Full Synthetic Media is Important
Get the latest news, insights, and more delivered directly to you inbox.
VIDEO: ACDelco Starter and Alternators
High under-hood temps, increased power demands and vibration can damage alternators or starters. Sponsored by ACDelco.
VIDEO: Replacement Long Block Engines
Don’t settle for “almost” - it matters where the engine is manufactured or remanufactured. Sponsored by ACDelco.
VIDEO: Brake Pads Deconstructed
Brake pads are thoroughly developed to produce the best result. This video is sponsored by ZF Aftermarket.
Earn Customer Trust with Ideal Spark Plugs for GDI Engines
Get the latest news, insights, and more delivered directly to you inbox.
How to tell if a long crank is fuel related?
First, before you try cranking the engine over, turn the ignition key to the run position then back off without cranking the starter. What this will do is run the fuel pump and in most cases, you will be able to hear the fuel pump running.
Can you check if a fuel line is leaking?
Checking for leaking fuel lines is pretty self-explanatory and in most cases, a fuel smelling will be very apparent. But you will still want to do a quick visual inspection of the fuel system for leaks and repair as needed. Last but not least, lets check the fuel pump.
Why is my car hard to start?
Normal wear and usage can cause a hard start condition due to lack of fuel pressure, poor intake air management, false readings to the car's computer or weak spark. Some of these repairs are simple and are included in the normal maintenance of the engine. This can sound complicated, but it really isn't, today's vehicles are easier ...
How long does it take for an engine to start?
Description: An engine should start up and run in about 2 to 3 seconds of turning the ignition key to the crank over position, if not you have a hard starting condition. This guide will help by starting with simple fixes and conclude with the more difficult.
