Jeep 4.7L Index of Articles

The MAP sensor, on the 1999, 2000, and 2001 4.7L Jeep Grand Cherokee, can be tested without a scan tool. In this tutorial, I'll show you how to test it using a multimeter.... [read more]

There ar two methods to check to see if the fuel pump has failed. One is to use starting fluid and the other is to use a fuel pressure gauge. In this tutorial I'll explain... [read more]

If you suspect that you have a Blown Head Gasket on your hands, then this tutorial will show you the three most common tests done to check for a Blown Head Gasket. A... [read more]

The 1999-2004 4.7L Jeep Grand Cherokee's throttle position sensor (TPS) can be tested using a simple multimeter to see if it's bad (or not). As a matter of fact, you don't... [read more]

Crankshaft Position (CKP) Sensors and Camshaft Positions (CMP) Sensors used on cars and trucks today come in all sorts of different... [read more] at:

In this tutorial, I'll help you diagnose a bad COP ignition coil on your Dodge 4.7L SUV or Pickup. In case you've been wondering what the acronym COP stands for: Coil On... [read more]

Bench testing the starter is the most effective way to find out if the Starter Motor is in fact bad. This is an easy test that you... [read more] at:

Testing the Compression of the Engine, on your 4.7L Dodge or Jeep SUV or pickup is not hard to do and in this tutorial, I'll show you how to do it and more importantly,... [read more]

This is the EASIEST on car test for testing a bad alternator! If you've been wondering how to test the alternator on your car, this... [read more] at:

In this this tutorial, I'll show you one of the ways to test for a bad Fuel Injector by doing a Fuel Injector resistance test. Since the 4.7L V8 Engine is equipped with 8... [read more]