Ford 4.6L, 5.4L Index of Articles

If you have a multimeter, you can quickly test the fuel injectors on your 1999-2000 4.6L Crown Victoria to see if any have failed. This multimeter resistance test isn't... [read more]

Like most of the components on your car, the fuel injectors can be tested to find out if they are bad or not. In other words, you don't have to run out to your local auto... [read more]

If you've been wanting to know how to check the continuity of the wires between the throttle position sensor (TPS) and the PCM, well then this is the tutorial you've been... [read more]

What makes testing the fuel injectors on the 4.6L Ford V8 engine easy, is the fact that they're very easy to get to (on other fuel-injected V8 engines you have to do quite a... [read more]

The cam sensor on your 4.6L or 5.4L Ford pick up (or SUV) is a variable reluctance type sensor that has two wires coming out of its connector. In plain English, this means... [read more]

Testing the oxygen sensor for a heater circuit malfunction (specifically trouble code P0141: Heated Oxygen Sensor (HO2S-21) Circuit Malfunction) is pretty easy and can be... [read more]

NOTE: The throttle position sensor (TPS) wiring diagram and info in this page apply to 1997-1999 Ford 4.6L, 5.4L vehicles/model years. Here's a brief description of the... [read more]

This tutorial will help you troubleshoot a right front oxygen sensor (HO2S11) heater circuit performance problem, usually accompanied by the following diagnostic trouble... [read more]

NOTE: The mass air flow (MAF) sensor wiring diagram and info in this page apply to specific Ford vehicles/model years. Take a look at the Applies To: box on the right column... [read more]

This tutorial will show you how to test the continuity of the mass air flow (MAF) sensor circuits to see if they are shorted to each other. Before testing the continuity of... [read more]