Acts as contact breaker

Prevents dirt, carbon into distributor

Conduct the ignition surge to the electrode

Distribute high tension surge to ignition coil

Fuel injection control system

Fuel pump control system

Idle speed control system

Ignition control system

More than 100 ohms

More than 150 ohms

More than 200 ohms

More than 400 ohms

Sense exhaust gas temperature

Sense engine coolant temperature

Indicate lubricant temperature

Indicate fuel temperature

Pyno meter

Tachometer

Galvano meter

Hydro meter