How do you test a transmission control solenoid?

Raise up the vehicle with a jack and place jacks stands at all four corners to support it. Remove the bolts that are securing the transmission oil pan with a ratchet set and slide out the pan. This should reveal the solenoid that is attached to the transmission body.

What does a bad transmission solenoid sound like?

Often, bad automatic transmissions will emit humming, buzzing, or whining sounds; manual transmissions emit harsher mechanical noises, such as clunking. Some of these noises may relate to the engine, exhaust system, drive shaft, differentials or even a wheel bearing.

What is the code for a bad transmission?

P0700
P0700 code definition P0700 is a generic OBD-II code that is indicating a fault within the transmission control system. This code may be seen with shift solenoid codes or other transmission codes.

Can you reset a transmission solenoid?

To reset the TCM, I turn the key to the ON position, step on the accelerator pedal for 10 seconds, turn off the engine, release the accelerator pedal and wait 5 minutes for the engine to restart.

Can you bypass a transmission solenoid?

How do you bypass a TCC solenoid? To bypass the shift and TCC solenoids, you simply need to connect standard 194 light bulbs to these individual circuits coming from the PCM and then connect the other side of the bulbs to ignition B+. The light bulbs will then serve as a “load” which will simulate the solenoids.

What are the symptoms of a bad transmission solenoid?

Here is a more detailed list of the most common symptoms of a bad transmission shift solenoid. The first sign you will notice of all bad shift solenoid symptoms is probably the check engine light. The check engine light will light up even when there is a problem with the transmission. Mostly it lightens up, and you will see a P0700 Trouble code.

What happens when the shift solenoid is opened?

When it’s time to shift, the transmission control unit sends out power or ground to the required shift solenoid, and it causes the solenoid to open and let the transmission oil flow into the valve body, which then shifts to the next gear.

What is a trouble code on a Pontiac G6?

One of the most common problems with the Pontiac G6 is when it throws the P0700 trouble code. A trouble code is a code thrown out by an automatic transmission whenever it detects in the G6 that there is an issue that needs your attention. In the case of the P0700, it is a general code.

What does trouble code p0700 mean on Pontiac G6?