Chrysler 3.9L, 5.2L, 5.9L Index of Articles

How to Test the Crank Sensor (1994-1996 3.9L, 5.2L, 5.9L Chrysler)

How to Test the Crank Sensor (1994-1996 3.9L, 5.2L, 5.9L Chrysler)

The crank sensor (crankshaft position sensor) is one of the most important sensors that the PCM in your Dodge pickup (van, SUV, or 1994-96 Jeep Grand Cherokee) relies on to start and keep the engine running. So when this bad boy fails......   read more >>

How to Test Trouble Code P0131 (Dodge 3.9L, 5.2L, 5.9L)

How to Test Trouble Code P0131 (Dodge 3.9L, 5.2L, 5.9L)

Testing a P0131 O2 Sensor Circuit Low Voltage (Bank 1 Sensor 1) is not hard. In this tutorial, I'm gonna' show you some of the basics you need to know about what DTC P0131 means and a step-by-step test of the upstream oxygen sensor. Although...   read more >>

How to Test the MAP Sensor (P0107, P0108) (Dodge 3.9L, 5.2L, 5.9L)

How to Test the MAP Sensor (P0107, P0108) (Dodge 3.9L, 5.2L, 5.9L)

The manifold absolute pressure (MAP) sensor can be accurately tested with a multimeter and a vacuum pump and in this article I'll show you how. When the MAP sensor goes BAD, you'll usually see one of the following diagnostic trouble codes stored...   read more >>

How to Test Trouble Code P0132 (Dodge 3.9L, 5.2L, 5.9L)

How to Test Trouble Code P0132 (Dodge 3.9L, 5.2L, 5.9L)

Troubleshooting the cause of a P0132 O2 Sensor Circuit High Voltage (Bank 1 Sensor 1) is not hard. In this tutorial, I'm gonna' show you some of the basics you need to know about what DTC P0132 means and a step-by-step test of the upstream...   read more >>

How to Test the Throttle Position Sensor (TPS) (Dodge 3.9L, 5.2L, 5.9L)

How to Test the Throttle Position Sensor (TPS) (Dodge 3.9L, 5.2L, 5.9L)

The throttle position sensor can be easily tested using only a multimeter and in this article, I'll show you how. This article covers troubleshooting diagnostic trouble codes (DTCs) P0121, P0122, P0123 on Dodge 3.9L, 5.2L and 5.9L pick ups, vans...   read more >>

How to Test the Starter Motor (Dodge 3.9L, 5.2L, 5.9L)

How to Test the Starter Motor (Dodge 3.9L, 5.2L, 5.9L)

Testing the starter motor on your Dodge 3.9L, 5.2L, 5.9L (or 5.2L, 5.9L) is not hard. In this tutorial, I'll show you how to test it on the vehicle in a step-by-step manner. Here are the contents of this article at a quick glance:...   read more >>

How to Diagnose Misfire Codes (Dodge 3.9L, 5.2L, 5.9L)

How to Diagnose Misfire Codes (Dodge 3.9L, 5.2L, 5.9L)

Troubleshooting misfire codes (P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307, P0308) can be a challenge. In this article, I'll shed some light on the basic causes of a misfire condition on the Dodge 3.9L, 5.2L, and 5.9L equipped pick ups,...   read more >>

How Can I Tell If My Automatic Transmission Needs an Overhaul?

How Can I Tell If My Automatic Transmission Needs an Overhaul?

This tutorial is a primer that'll help you find out if the problem with your Dodge or Jeep's 42RE, 44RE or 46RE computer controlled transmission is electrical in nature or if the problem is due to internal damage that'll require an overhaul...   read more >>

How to Test the Fuel Injectors (Dodge 3.9L, 5.2L, 5.9L)

How to Test the Fuel Injectors (Dodge 3.9L, 5.2L, 5.9L)

In this article, I'll show you how to test for a BAD Dodge 3.9L, 5.2L, 5.9L fuel injector with a multimeter. It's rare for fuel injectors to go BAD, but that doesn't mean it doesn't happen... and when it does you'll have a rough idle / misfire...   read more >>

How to Test the Ignition Coil -No Start Tests (Chrysler 3.9L, 5.2L, 5.9L)

How to Test the Ignition Coil -No Start Tests (Chrysler 3.9L, 5.2L, 5.9L)

The ignition coil on your Dodge Ram Pick Up, Ram Van, Dakota with the 3.2L, 5.2L, or 5.9L engine can be easily tested on the vehicle. You don't need any expensive testing equipment like a scan tool. Not only that, the test can be accomplished in...   read more >>