Where is the transmission fluid pressure sensor located?

The TFPS is usually found attached to the side of the valve body inside the transmission, although sometimes it may be found screwed into the side of the transmission case/body itself. Once located, visually inspect the connector and wiring.

How do you connect a DVOM to a TFPs sensor?

With the Key Off, disconnect the electrical connector at the TFPS sensor. Connect a Digital Voltmeter (DVOM) black lead to the ground or low reference terminal at the TFPS sensor wiring harness connector. Connect the red lead of the Digital Voltmeter to the signal terminal at the TFPS sensor wiring harness connector.

When to replace a p0872 transmission fluid pressure sensor?

If the ohmmeter readings do not pass, replace the TFPS. If all prior tests have passed and you continue to get a P0872, this would most likely indicate a failed TFPS sensor, although a failed PCM/TCM could not be ruled out, nor could internal transmission malfunctions until the TFPS sensor had been replaced.

What does a p0847 TFPs sensor tell you?

If all prior tests have passed and you continue to get a P0847, this would most likely indicate a failed TFPS sensor, although a failed PCM/TCM could not be ruled out, nor could internal transmission malfunctions until the TFPS sensor had been replaced. If unsure, seek assistance from a trained automotive diagnostician.

How to reset tire pressure sensor on Chevy Silverado?

If your vehicle has the DIC buttons, press the set/reset button. The horn will sound twice to indicate the TPMS receiver is ready, and the TIRE LEARNING ACTIVE message will display.