Ford 3.0L Index of Articles

This tutorial will help you to test the blower motor switch on the 1998, 1999, and 2000 3.0L Ford Ranger and Mazda B3000. You'll be able to test the low (L)O, medium 1... [read more]

This tutorial will help you to test the blower motor on the 1998, 1999, and 2000 3.0L Ford Ranger (Mazda B3000) pickup. Since the blower motor, on the 3.0L Ford Ranger... [read more]

This typical circuit diagram of the oxygen sensors applies to the 1994 3.0L V6 Ford Ranger and 1994 3.0L V6 Mazda B3000. Sensor #1 measure the oxygen content of the... [read more]

NOTE: This simplified alternator circuit wiring diagram applies only to the 1998, 1999, and 2000 3.0L Ford Ranger. In the next page you'll find the 2001 3.0L Ford... [read more]

Troubleshooting a misfire (or a rough idle condition), can seem like a very hard thing to do on the 1995-2008 3.0L V6 Ford Ranger (Mazda B3000). I can tell you from... [read more]

This typical circuit diagram of the blower motor and blower resistor circuit applies to the 1998, 1999, 2000 3.0L V6 Ford Ranger and Mazda B3000. More 3.0L Ford Ranger... [read more]

In this tutorial I'm gonna' explain how to do the 2 different types of compression test on the Ford Ranger's 3.0L V6 engine. The first test is a dry compression test.... [read more]

In this tutorial I'm gonna' explain how to test the internal heater of oxygen sensor #2 of the 1994 3.0L V6 Ford Ranger (Mazda B3000). Testing the O2 sensor #2's heater... [read more]

This typical circuit diagram of the blower motor and blower resistor circuit applies to the 1995, 1996, and 1997 3.0L Ford Ranger and Mazda B3000. You can find the blower... [read more]

Even though the 1994 3.0L V6 Ford Ranger (Mazda B3000) is OBD 1 equipped, it comes equipped with 2 heated oxygen sensors. In this tutorial I'll explain how to make sure... [read more]