Transmission One-Way Clutch B Slipping
The P2941 code means the vehicle's onboard diagnostic system has detected: Transmission One-Way Clutch B Slipping. This is a moderate severity code.
- Keep driving?
- Short distances only
- DIY difficulty
- hard
- Estimated cost
- $600 - $3,000 (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.
Check Price on AmazonAffiliate link -- we earn a commission at no extra cost to you.
Basic scanners only read engine codes. This reads transmission, ABS, and airbag too.
Check Price on AmazonAffiliate link -- we earn a commission at no extra cost to you.
Common Symptoms
- Transmission slipping during shifts
- RPM flare without corresponding acceleration
- Check Engine Light on
- Burning smell from transmission
Probable Causes (Ranked by Likelihood)
- Worn friction material Very High
- Low transmission fluid High
- Overheated transmission Moderate
- Excessive clutch clearance Low
Step-by-Step Diagnostic Procedure
-
Check fluid level and condition
-
Monitor slip rate with scan tool
-
Perform stall test
-
Inspect fluid for friction material debris
Frequently Asked Questions
Is this a serious problem?
This is a moderate concern that should be addressed soon to prevent further damage.
Can a fluid change help?
Fresh fluid may temporarily improve slipping, but worn friction elements need replacement.
How much does repair cost?
Typical repair costs range from $600 - $3,000 depending on the specific cause and vehicle.
Sources
This page is built from documented references. Verify against your own service info before repair work.
Explore More
Was this helpful?
Share carcodefinder.com with a friend who needs to decode their check engine light.