Why does my car not start when I start the car?

Why does my car not start when I start the car?

If the car starts the fuel pump is bad and needs to be replaced. Most cars have a mass air flow sensor (MAF) which sends feedback data to the computer to trigger fuel to be allowed into the engine, when this sensor fails the computer will restrict fuel causing the engine not to start.

Where is the sensor on a car that is not starting?

When this sensor fails the computer see’s the engine as not turning which may not be the fault of the sensor as far as the computer is concerned such as a bad starter. These sensors are located either at the front, middle or rear of the engine near the bottom of the block where the crankshaft resides.

What does it mean when your car has no spark?

No spark indicates an ignition problem. In extreme cases the (PCM) may have failed. In some cases, a (PCM) problem will cause the vehicle not to run at all. The (PCM’s) functions include positioning the crankshaft and controlling the ignition spark and timing.

What does it mean when your car won’t start?

Car Won’t Start Symptom – Starter goes click. If the car clicks when trying to start, but still won’t start, this can be caused by a weak battery, dirty battery terminals, a worn starter motor or a stuck solenoid. Here are a few tricks to try if the car doesn’t start: Family Handyman.

What causes a car to not start at the base?

1 Faulty Starter motor 2 Low voltage/Bad car battery 3 Bad Fuel pump 4 Faulty Crankshaft Sensor 5 Faulty Ignition coil 6 Faulty Ignition Switch 7 Faulty Ignition Relay / Main Relay

What causes a car battery to not start?

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. If the battery passes the test, then it isn’t being sufficiently recharged. That could be caused by corrosion on the battery terminals, or a loose or faulty cable.

What happens when there is no power to the starter motor?

If there’s no power to the starter motor but power everywhere else you’d hear a “click!” noise when you turned to start but nothing else – ie. no whirring or cranking noises.