Throttle Position Sensor (TPS) Wiring Diagram (PART 1)
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 gasoline engine (that use the 3 connector PCM).
The following tutorial may be of help when testing the actual throttle position sensor (to see if it's creating a signal, or not, with a multimeter):
Throttle Position Sensor (TPS) Wiring Diagram (PART 2)
Throttle Position Sensor (TPS) Diagnostic/Troubleshooting Notes:
The PCM provides a sensor Ground on the BLK/LT BLU wire to a total of 11 components (including the throttle position sensor).
If you're testing for a short to Ground, a short to power, or an open in this circuit, you'll need to unplug all of the sensors/components this sensor Ground wire connects to.
Throttle Position Sensor (TPS) Wiring Diagram (PART 3)
Throttle Position Sensor (TPS) Troubleshooting Notes:
The PCM provides 5 Volts DC on the PPL/WHT wire to a total of 4 components (including the throttle position sensor).
If you're testing for a short to Ground, a short to power, or an open in this circuit, you'll need to unplug all of the sensors/components this 5 Volt supply wire connects to.
Where To Buy The TPS And Save
You can buy the throttle position sensor for your Dodge pickup (van, SUV) in just about any auto parts store but you'll spend a whole lot more because they mark it up quite a bit.
My suggestion is to buy it online or at least comparison shop to get an idea of how much it costs and how much you can save.
The following links:
Not sure if the above throttle position sensor (TPS) fits your particular Dodge? Don't worry, once you get to the site, they'll make sure it fits by asking you the particulars of your vehicle. If it doesn't fit, they'll find you the right one.
More 3.9L, 5.2L, 5.9L Dodge Tutorials
If this tutorial helped, you might be interested in the others found here: Chrysler 3.9L, 5.2L, 5.9L Index Of Articles.
Here's a sample of the articles you'll find in the index:
- How To Test The Crank Sensor (1997-2001 3.9L, 5.2L, 5.9L Chrysler).
- How To Test The Crank Sensor (1994-1996 3.9L, 5.2L, 5.9L Chrysler).
- How Can I Tell If My Automatic Transmission Needs An Overhaul?
- How To Test The MAP Sensor (P0107, P0108) (Dodge 3.9L, 5.2L, 5.9L).
- How To Test The Ignition Coil -No Start Tests (Chrysler 3.9L, 5.2L, 5.9L).
If this info saved the day, buy me a beer!
