How to use the multimeter in your car

The digital multimeter is very useful when diagnosing electrical or electronic problems in your car.
For any type of diagnosis in your car with the multimeter it is necessary to make one or up to four measurements: continuity, resistance, current and voltage.
With the help of the multimeter you can know the status of fuses, cables, relays, coils, lights, radio, computer, sensors, actuators, IAC valve, EGR valve, temperature sensor, etc.