Transmission Clutch F Stuck Off
The P2931 code means the vehicle's onboard diagnostic system has detected: Transmission Clutch F Stuck Off. This is a critical severity code.
- Keep driving?
- No -- stop driving
- DIY difficulty
- hard
- Estimated cost
- $800 - $3,500 (parts and labor)
Read and clear transmission codes. Many trans codes are caused by low or burnt fluid -- check level and color before assuming the worst.
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Basic scanners only read engine codes. This reads transmission, ABS, and airbag too.
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Common Symptoms
- Gear not engaging
- Transmission slipping
- Check Engine Light on
- No power transfer in affected gear range
Probable Causes (Ranked by Likelihood)
- Broken return spring or piston seal Very High
- Hydraulic pressure loss High
- Clutch pack burned out Moderate
- Solenoid failure preventing apply Low
Step-by-Step Diagnostic Procedure
-
Scan for DTCs and monitor live data
-
Test apply pressure in affected circuit
-
Check for clutch material in pan
-
Inspect solenoid operation
Frequently Asked Questions
Is this a serious problem?
Yes, this indicates a significant internal transmission issue that requires prompt professional attention.
Can a fluid change help?
A fluid change is unlikely to resolve this specific issue, though it should be part of any transmission service.
How much does repair cost?
Typical repair costs range from $800 - $3,500 depending on the specific cause and vehicle.
Sources
This page is built from documented references. Verify against your own service info before repair work.
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