Ignition Switch

Ignition switch is the place in which the key is turn to activate a vehicle's electrical circuits and start the vehicle. It enables the operator to start and run the engine or to turn it off by turning the ignition on and off.

Position of Ignition Switch
There are four main positions of the ignition switch

• Off: It shuts off the electrical system.
• Accessory: It turns on power to the whole vehicle electrical system except the ignition circuit.
• Ignition On: It turns on the entire electrical system along with including the ignition circuit.
• Start: It energize the starter. It is spring-loaded and return to the Ignition-on position when the key is released.

Maintenance of Ignition Switch
Ignition switch does not cause much trouble but some caution need to be taken.

• While washing two-wheelers, ignition switch should be covered with a plastic sheet.
• When the switch is activated and the power is available, but still the current fails to flow to the coil and distributor, or the starter motor will not operate then check should be done for loose wires and the switch should be replaced if it is bad.