The throttle position sensor gives information to the ECM (Engine Control Module) about the position of the pedal determining the speed at which the driver is pushing on the accelerator pedal. It is located at the front d...

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The throttle position sensor gives information to the ECM (Engine Control Module) about the position of the pedal determining the speed at which the driver is pushing on the accelerator pedal. It is located at the front driver side of the engine inside the bell crank assembly housing in between the cylinder head and batter.

If your Dodge Ram is having problems in idling, speed falls off suddenly, check engine light pops up you are getting codes P2121, P0121, P0122, P0123 then you may have a problem with your throttle position sensor.

In order to properly install the replacement sensor, be sure the voltage of the TPS is set to 0.55v+ before locking in its position. Once set, turn the engine on and slowly push the accelerator pedal to the floor and back (only once) to make sure that the ECM learns the TPS calibration.


Fits the Following Vehicles:

1998-2003 Dodge Cummins 5.9L ISB with VP44

2003-2004 Dodge Cummins 5.9L ISB with Common Rail

1998-2007 Dodge Ram 2500 5.9L 359Cu. In. l6 DIESEL OHV Turbocharged

1998-2002 Dodge Ram 2500 5.9L 360Cu. In. V8 GAS OHV Naturally Aspirated

1998-2002 Dodge Ram 2500 5.9L 5899CC 360Cu. In. V8 GAS OHV Naturally Aspirated

1998-2002 Dodge Ram 2500 5.9L 5899CC 360Cu. In. V8 GAS SOHC Naturally Aspirated

1998-2007 Dodge Ram 3500 5.9L 359Cu. In. l6 DIESEL OHV Turbocharged

1998-2002 Dodge Ram 3500 5.9L 360Cu. In. V8 GAS OHV Naturally Aspirated

1999 Dodge Ram 3500 5.9L 5899CC 360Cu. In. V8 GAS OHV Naturally Aspirated


Replaces Part Numbers:

53031576, 53031576AD, 3970085, AP63427, 53031575, 53031575AH, 3970084, AP63428, 56028184A


Quality Guarantee:

10-Year Warranty



  • REPLACEMENT THROTTLE SENSOR: If your dodge ram is having problems in idling, speed falls off suddenly, check engine light pops up or getting codes P2121, P0121, P0122, P0123, then you may have a problem with your cummins apps sensor
  • OEM FIT & PREMIUM QUALITY: This dodge cummins tps sensor has undergone a rigorous test to ensure high quality and better durability, features a redesigned housing & circuit board for bettter resistance against extreme temperatures and vibration
  • Compatible Vehicles with 5.9L Cummins Engine: 1998, 1999, 2000, 2001, 2002, 2003, 2004 Dodge Ram 2500 3500. In order to properly install the replacement sensor, be sure the voltage of the TPS is set to 0.55v+ before locking in its position
  • Replaces Original Equipment (OE) number: 53031576, 53031576AD, 3970085, AP63427, 53031575, 53031575AH, 3970084, AP63428, 56028184AB. Exactly OEM design to replace your defective dodge ram throttle position sensor
  • 10-YEAR WARRANTY: If the dodge ram tps sensor fails, cracks, stops working or any other problems, simply contact us for a free replacement

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