P2812 Fault Code

Pressure Control Solenoid G Control Circuit/Open

• What does that mean?
• Symptoms
• Causes
• Solutions

The P2812 fault code indicates an issue with the Pressure Control Solenoid G Control Circuit being open or unable to function as designed. This solenoid plays a crucial role in regulating the hydraulic pressure within the transmission system, and any problems with it can lead to a variety of performance issues.

What are the symptoms of the P2812 code?

Drivers may experience several symptoms if the P2812 code is present:

• Erratic shifting or difficulty in shifting gears
• Transmission slipping
• Engine performance issues or stalling
• Warning lights on the dashboard, particularly the check engine light
• Increased fuel consumption due to inefficient transmission operation

What causes the P2812 code?

The most common causes for the P2812 code include:

• A defective pressure control solenoid G
• Open or shorted wiring in the solenoid circuit
• Faulty transmission control module (TCM)
• Poor electrical connections or corrosion in the wiring harness
• Low transmission fluid levels or dirty fluid

How to fix P2812?

To resolve a P2812 code, the following steps should be taken:

• Inspect the wiring and connectors for the pressure control solenoid G for signs of damage or corrosion, and repair as necessary.
• Test the solenoid function and replace it if found faulty.
• Check the transmission fluid level and condition, changing it if necessary.
• Use a scan tool to clear the error code and test drive the vehicle to ensure the issue has been resolved and the code does not return.