why will my car start sometimes but not others

If the starter solenoid is not connected it can cause the car to start intermittently. Make sure you check for disconnected or contaminated wires that can prevent the electrical current from getting to the starter motor.

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Faulty glow plugs one or more.

. Sounds like you may have a bad ground from the engine to the body of the car you need to take a jumper cable that you use to jump-start a car and clamp one end of the jumper cable will say the black wire of the jumper cable and hook it to some part of the engine that is all metal. If your car cant pump the gas to fuel the engine it wont start. An empty gas tank is another simple reason why your car wont start.

After several tries it eventually starts. Sometimes the problem is in loose connections while in other cases starter replacement may be necessary. Engine can be hot or cold from over night and this makes no difference to when problem occurs.

Dont overthink this one it is a common problem. If compression is okay check for a faulty glow plug in case of a cold start. On the other hand if the car still doesnt start look at the next possible reason.

Up to 20 cash back Why does my car start sometimes but not at other times. When inserting the key the engine may crank the engine may sound like it is trying to start clicking may be heard or nothing may. For starters make sure the steering wheel isnt locked.

The problem is easily diagnosed and the solution can be implemented at the same time install a new starter. A dead battery is a very common reason your car will not start. A jump start should revive the battery but keep jumper cables handy for the next time you try to start the car just in case the problem lies elsewhere.

Up to 8 cash back Does the car crank every time and will not start sometimes. Or poor connections at one of these parts. The battery is what the car uses to provide electrical power to the entire car and electrical components eg.

Before calling for help there are things you can check yourself. The car the car wont crank or start but you saw a spark near the engine motor mount. If the battery is weak but not totally dead the starter may turn slowly.

If your car starts then obviously it is a dead battery. Corrosion on the cables can also restrict the flow of power but batteries do die for a number of reasons. Try jumpstarting the car when its not working if it works you can cross off the battery as a possible problem Also make sure battery cablesground have good connection and arent corroded.

Consider hiring an experienced technician such as one from YourMechanic to come to your home or business. Get them cleaned and tightened. Most auto parts stores will test a battery for free to see if it has enough voltage and cold-cranking amps to start the engine.

That causes intermittent unreliable operation just like what you are experiencing. When this happens you can try to start it a number of times and it will still not crank. Or starting fluid anything flammable into the engine through either the throttle body or the vacuum hoose off the brake booster.

Should be 600 total partslabor if so. The car sometimes will not start. Then check the fuel filters and lines for obstructions.

Why does the abs - Answered by a verified Mercedes Mechanic. Given that yours will start sometimes but not other leaves a few possible causes. An intermittent no-start condition references any time where starting is possible sometimes and other times the engine will not start.

If that does not fix it then you may well have either a defective starter or a worn out ignition sw. It is hard to pinpoint the exact cause but the end result is that your car will not start. Your starter solenoid is failing or has a bad connection.

If the injection pump isnt pushing fuel through the lines to the injectors it may have a faulty solenoid. There are many reasons why your car wont start. You left the dome light on overnight a wire is loose water inside the component evaporated leading to poor conductivity.

One way to know if the dead battery is the problem is to use jumper cables. The most likely causes would include a fault with the ignition switch battery cables fuel pump starter or low fuel pressure. Jump-starting a vehicle may work for starter problems but there is no guarantee.

In this case you may suspect worn out plugs or low fuel pressure. An engine can seize if your cars internal components get locked up and the crankshaft isnt able to turn on the bearings. While the vehicle is.

A faulty ignition module or ignition coil for petrol engines clogged fuel filter or fuel line. The first thing to have your automotive buddy check dear are the battery posts and lugs. Come back in a few minutes and it will start with no problem.

My car will not crank sometimes. Another reason your car wont start is a clicking noise is a locked-up or damaged engine. We use cookies to give you the best possible experience on our website.

No compression because of a damaged timing chain also is a possibility. If the vehicle will crank sometimes and others it will not you may have a faulty starter. This implies that the difference between starting and failure to start is not understood.

When the sender gauge starts acting up it is usually indicating a problem with the pump also. A dead battery is the most common reason why your car wont start. Faulty glow plug control module for diesel engines mostly when the engine is cold.

Eventually the battery goes flat after a few attempts of trying to. Then I go to start it again and it wont start. Up to 8 cash back Starters sometimes develop bad spots on the armature of the starter motor.

If the starter solenoid is not working correctly your car wont start then starts the next day. A quick way to test for a fuel system problem is to spray some carbbrake cleaner. The battery is fine and has the required amount of voltage.

However if the motor and the wires are in good condition this is not the reason why your car starts intermittently. Car wont start sometimes-cranks but doesnt start. The engine is turning over so cant be the starter motor but it wont start.

This usually happens when the car has been driven for a little bit then turned off. You may go a week without any problems and then problem returns. You slide into your car ready to start your busy day whenuh oh your car wont start.

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