How to Test EGR Solenoid?

Answer EGR solenoids are used to switch engine vacuum on and off at the right time. The time is based strictly on engine load and temperature. If the EGR circuit activates too soon, the engine will miss ... Read More »

Top Q&A For: How to Test EGR Solenoid

How to Test a Starter Solenoid?

A starter solenoid operates to transfer the large amount of power within the vehicle's battery to the vehicle's starter motor. Within the solenoid are two large metal contacts. When the ignition ke... Read More »

How to Test Out a 12-Volt Solenoid?

On some cars, between the battery and the starter is a solenoid, essentially a large switch that when triggered by the ignition key, provides power between the battery and the starter. If this sole... Read More »

How to Test a Solenoid Switch?

When a solenoid switch encounters a high resistance to current flowing through the unit, it can be a result of a faulty or damaged switch. Quite often, this is because the main switch contacts are ... Read More »

How to Test a VTEC Solenoid?

The VTEC solenoid transforms electrical energy into mechanical energy. Signs of a faulty solenoid include a loud screeching sound from the engine, a sluggish or slow engine and the appearance of th... Read More »