AutoCodesChevrolet – P2812 2016 Chevrolet Silverado

P2812 2016 Chevrolet Silverado Code - Transmission Control Solenoid Valve 7 Control Circuit Open

Quick Answer

The Transmission Control Solenoid Valve Solenoid Valve is an electronic pressure regulator that controls transmission line pressure based on current flow through its coil windings. Common causes include Low transmission fluid level, Dirty transmission fluid, Faulty Transmission Control Solenoid Valve. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P2812 2016 Chevrolet Silverado indicates Transmission Control Solenoid Valve 7 Control Circuit Open.
Common causes
Common causes include Low transmission fluid level, Dirty transmission fluid, Faulty Transmission Control Solenoid Valve.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code Popularity 214
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 25, 2024
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Code P2812 2016 Chevrolet Silverado Description

The Transmission Control Solenoid Valve Solenoid Valve is an electronic pressure regulator that controls transmission line pressure based on current flow through its coil windings. As current flow is increased, the magnetic field produced by the coil moves the solenoid’s plunger further away from the exhaust port. Opening the exhaust port decreases the output fluid pressure regulated by the Transmission Control Solenoid Valve, which ultimately decreases line pressure. The line pressure solenoid valve regulates the oil pump discharge pressure to suit the driving condition in response to a signal sent from the Transmission Control Module (TCM). The Diagnostic Trouble Code (DTC) is set when the Transmission Control Solenoid Valve Control Circuit commanded state does not match the actual state for greater than 1 s.
OBDII Code P2812 2016 Chevrolet Silverado - Transmission Control Solenoid Valve 7 Control Circuit Open - AutoCodes.com
P2812 2016 Chevrolet Silverado Code - Transmission Control Solenoid Valve 7 Control Circuit Open

What are the Possible Causes of the DTC P2812 2016 Chevrolet Silverado?

  • Low transmission fluid level
  • Dirty transmission fluid
  • Faulty Transmission Control Solenoid Valve
  • Transmission Control Solenoid Valve harness is open or shorted
  • Transmission Control Solenoid Valve circuit poor electrical connection
  • Faulty Transmission Control Module (TCM)

How to Fix the DTC P2812 2016 Chevrolet Silverado?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P2812 2016 Chevrolet Silverado code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P2812 2016 Chevrolet Silverado code?

Need more information on how to fix the P2812 2016 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P2812 2016 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code P2812 in a 2016 Chevrolet Silverado?

The common symptoms of code P2812 include harsh shifting, transmission slipping, poor fuel economy, and the transmission not shifting at all.

2. What does the OBDII code P2812 indicate in a 2016 Chevrolet Silverado?

Code P2812 indicates an open circuit on the control circuit of Transmission Control Solenoid Valve 7 in the transmission control module.

3. What are the possible causes of OBDII code P2812 in a 2016 Chevrolet Silverado?

Possible causes of code P2812 include a faulty transmission control solenoid valve, damaged wiring or connectors in the control circuit, low transmission fluid level, or a malfunctioning transmission control module.

4. How can I diagnose the cause of OBDII code P2812 in my 2016 Chevrolet Silverado?

Diagnosing code P2812 involves using a scan tool to check for the code, inspecting the transmission control solenoid valve and its wiring, verifying the transmission fluid level, and testing the transmission control module.

5. Can I continue driving my 2016 Chevrolet Silverado with OBDII code P2812?

It is not recommended to drive your Silverado with code P2812, as it can lead to further transmission issues and potentially cause more damage. It is best to address the problem promptly.

6. How can I repair OBDII code P2812 in my 2016 Chevrolet Silverado?

To repair code P2812, you may need to replace the Transmission Control Solenoid Valve 7, repair or replace any damaged wiring or connectors, ensure the transmission fluid level is correct, and reset the trouble codes.

7. Can I reset the OBDII code P2812 in my 2016 Chevrolet Silverado without fixing the underlying issue?

While you can clear the trouble code using a scan tool, it is important to address the root cause of the code to prevent it from reoccurring and causing potential transmission problems.

8. Is it necessary to visit a mechanic for OBDII code P2812 in my 2016 Chevrolet Silverado?

If you are experienced with automotive repairs and have the necessary tools, you can attempt to diagnose and repair code P2812 yourself. However, if you are unsure or uncomfortable, it is advisable to seek professional help.

9. Will fixing OBDII code P2812 in my 2016 Chevrolet Silverado improve transmission performance?

Yes, resolving code P2812 and addressing any underlying issues will help restore proper transmission function, leading to smoother shifting, improved fuel efficiency, and overall better driving experience.

10. How can I prevent OBDII code P2812 from appearing in my 2016 Chevrolet Silverado in the future?

Regular maintenance, such as checking and changing transmission fluid as recommended, inspecting wiring and connectors for damage, and promptly addressing any transmission issues, can help prevent code P2812 and other related problems.

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