What happens if you have a dysfunctional ignition switch?
A dysfunctional ignition switch can cause plenty of troubles. It may result in some electrical components stop working, the car does not start or dies immediately after being started.
What are the different positions of the ignition switch?
The ignition switch has four different positions. Notice: Using a tool to force the key to turn in the ignition could cause damage to the switch or break the key. Use the correct key, make sure it is all the way in, and turn it only with your hand. If the key cannot be turned by hand, see your dealer.
How do you test ignition switch with multimeter?
How To Test Ignition Switch With Multimeter. Turn the ignition key to the off position. Use the positive lead of the multimeter to back-probe the module’s power feed wire. The negative lead should go into the distributor base’s good ground. Now the key has to go to the run position and you have to measure the voltage with the meter.
What does the D position on the Ignition Do?
D (START): This position starts the engine. When the engine starts, release the key. The ignition switch will return to ON/RUN for normal driving. A warning tone sounds when the driver door is opened if the ignition is still in ACC/ACCESSORY and the key is in the ignition.
What are the signs of a failing ignition switch?
Common Signs of a Failing Ignition Switch Engine Will Not Start. The problem here is probably: An anti-theft fault; Fault in the fuel pump circuit; Ignition circuit; Engine computer; If the anti-theft light is flashing, the computer is NOT recognizing the key or key fob and is; preventing the engine from starting.
The ignition switch has four different positions. Notice: Using a tool to force the key to turn in the ignition could cause damage to the switch or break the key. Use the correct key, make sure it is all the way in, and turn it only with your hand. If the key cannot be turned by hand, see your dealer.
Do you need to reprogram the ignition switch?
The ignition switch on some vehicles is part of an integrated anti-theft system. When you replace the switch, you will need to have your ignition key reprogrammed. This is normally only available through your vehicle’s dealership.
D (START): This position starts the engine. When the engine starts, release the key. The ignition switch will return to ON/RUN for normal driving. A warning tone sounds when the driver door is opened if the ignition is still in ACC/ACCESSORY and the key is in the ignition.