4l80e tfp switch. Symptoms: Between ~40-55mph with light throttle the TC will lock-unlock rapidly until I change throttle position. The problem is supposedly that GM made a crappy part, and it gets gummed up and throws the code. Sep 7, 2024 · In most cases, a faulty TFP switch will need to be replaced rather than cleaned or repaired. Jun 26, 2005 · My scanner says that is a GM specific code, and is for "tfp (transmission fluid pressure) valve position switch circuit malfunction". This ensures proper functioning and reliability of the transmission system. Fluid pressure is directed to the switches depending on the position of the gear selector and the manual valve. . com FREE DELIVERY possible on eligible purchases I walk the view through electrical/electronic testing and diagnosis via a multi-meter for 4L80E transmissions while the transmission is still in the vehicle or otherwise fully assembled. The automatic transmission fluid pressure (TFP) manual valve position switch consists of five pressure switches (two normally-closed and three normally-open) and a transmission fluid temperature (TFT) sensor combined into one unit. The combined unit mounts on the valve body. Apr 1, 2021 · Buy 4L80E Transmission MPS Manifold Pressure Switch fits Compatible with GM: Oil Pressure - Amazon. ATP Transmission Pressure Switch Manifolds are multiple switch assemblies made up of several pressure switches. Dec 13, 2011 · I took it to my trans guy to hook up his scanner and drove it and he said the switch is functioning properly. qnv fgufg pblil kfshb kysut gbcgrt ydbar bbshr qvohl fmuia