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

Testing the alternator on your 1994-1998 Dodge Ram pickup, to see if it has failed (or not), can be done with a simple multimeter. In this tutorial, I'll show you how to... [read more]

NOTE: The throttle position sensor (TPS) wiring diagrams and info in this page apply only to 1996, 1997, 1998 Dodge Ram pickups, vans, and Dakota with a 3.9L, 5.2L or 5.9L... [read more]

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... [read more]

NOTE: The manifold absolute pressure (MAP) sensor wiring diagrams and info in this page apply only to 1996, 1997, 1998 Dodge Ram pickups, vans, and Dakota with a 3.9L, 5.2L... [read more]

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... [read more]

NOTE: The illlustrations and info in this page apply only to 1996, 1997, 1998 Dodge Ram pickups, vans, and Dakota with a 3.9L, 5.2L or 5.9L gasoline engine (that use the 3... [read more]

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... [read more]

A trouble code P0135: O2 Bank 1 Sensor 1 Heater Circuit Performance indicates that the front (upstream) oxygen sensor's heater, on your 1996-2001 Dodge Ram pick-up, has... [read more]

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... [read more]

When the crank sensor fails, your Dodge pickup (van or SUV) will crank but not start. Thankfully, testing the crankshaft position sensor doesn't require expensive... [read more]