Question: What Is Wrong When You Turn The Key And Nothing Happens?

Why wont my car start but the radio and lights work?

The most common causes of no-start conditions are the battery, starter, battery cable, ignition switch, or the fuel pump.

Any of these can be intermittent issues, which will not always act up.

Given that you have had success with shaking the battery cables, this may indicate that one of the cables is failing..

How do you tell if its your starter or your battery?

When you attempt to start the car, there is a low whining sound. If jump starting gets your engine started and running, but the car will not start again once you turn it off, the battery is probably the problem.

How do I test my ignition switch?

Put the ignition key into the ignition switch and crank the engine. If the engine cranks, then your ignition switch is obviously working fine. If the engine does not crank, and you hear a “click” when you first turn the key to the “III” position, then your ignition switch is not the problem.

How do you tell if it’s your starter or ignition switch?

The starter is an electric motor that cranks the engine, effectively starting the car. It is under the hood, usually on the passenger side at the bottom of the motor next to the transmission. The ignition switch is a set of electrical contacts that activates the starter and usually is located on the steering column.

How do you know if your starter relay is bad?

The most obvious warning sign that a problem with the starter relay exists is when the vehicle won’t start when you engage the ignition process. … If you press this button or if you turn the key on a manual ignition switch and the vehicle does not turn over, it may be caused by a problem with the starter relay.

What does it mean when your car won’t start but all the lights come on?

This is usually due to battery failure, poor connections, damaged battery terminals, or a dead battery. Another sign of your “car won’t start, but lights come on” issue is that you have to jiggle the key to start the car. This shows you have a bad ignition switch, and the solenoid is not being activated.

What are the signs of a bad ignition switch?

These are the most common symptoms of ignition switch trouble.Car Fails to Start. One of the most obvious signs of a failing or faulty ignition switch is if the car won’t start when the key is turned. … Key will not Turn. … Vehicle Stalls. … No Noise from the Starter Motor. … Dashboard Lights Flicker.

How do you fix a car that won’t start when you turn the key?

Try: Cycling the Key If your car turns on but won’t start, turn on the dome light and watch it while you try to start the engine. If the light goes out, it’s a sign the battery is really weak—almost dead. To heat up the battery, terminals and starter, try the “key cycling” trick.

Can spark plugs cause car not to start?

Without a spark, there would be no way for fuel to ignite in the combustion chamber. Spark plugs have been a critical component of the internal combustion engine for years. … Good spark plugs will burn fuel efficiently, while bad or failing spark plugs can cause the motor not to start at all.

What causes a car not to start if the battery is good?

If your vehicle won’t start, it’s usually caused by a dying or dead battery, loose or corroded connection cables, a bad alternator or an issue with the starter. It can be hard to determine if you’re dealing with a battery or an alternator problem.

Why wont my car start but I have power?

First, the starter can crank but the car will not start. This is usually due to battery failure, which is due to something being left on and causing the battery to drain. It could also be due to poor connections, damaged battery terminals, or a bad or dead battery.

How do you diagnose a car not starting?

Car Won’t Start Diagnose GuideIs the engine cranking? … Check the trouble code memory. … Check the crankshaft/camshaft sensors. … Check the fuel pressure. … Check the spark from the ignition coil. … Check if the injectors are opening. … Check the Crankshaft/Camshaft timing. … Check compression/leak down test.