What is a transmission control switch?

The transmission control switch is a component related to electronic automatic transmissions that come in the form of a button near the automatic shift lever. Basically, these disable the transmission from going into overdrive.

Where is the Transmission Control switch on a Ford?

Many older Ford vehicles equipped with an automatic transmission have a transmission control switch (TCS) built into the gear selector. When the TCS button is pushed, the transmission is prevented from going into overdrive.

How to fix a transmission control switch circuit?

Connect the test light between the battery positive terminal and the TCS ground terminal on the harness side of the connector. The light should illuminate. If it does not, there is a problem on the ground side of the circuit. Consult the factory wiring diagram and repair the ground side of the circuit as necessary.

What is the function of a Transmission Control Unit?

Please try again later. The video features about transmission control module, its function, responsibilities, problems and solutions. A transmission control unit (TCU) is an electronic device used on automatic vehicle transmissions to control the manner in which they work. Do comment and share your views.

What is the error code for transmission control switch?

Error Code P1780 is defined as Transmission Control Switch Circuit is Out of Self-Test Range. This error code is a manufacturer-specific trouble code, meaning it does not apply to all vehicles makes. Rather, it applies only to specific vehicle makes, such as Ford and Toyota.

How does electronic shift work in a transmission?

A mechanical/electronic shift transmission has a cable or linkage that connects the shifter handle to the main valve on the transmission. The transmission still has electronic shift solenoids to shift the gears in the transmission without any mechanical device.

What is a transmission control switch?