P2857
Clutch A Pressure Engagement Performance/Too Low
P2857 is an OBD-II diagnostic trouble code meaning: Clutch A Pressure Engagement Performance/Too Low. Common causes: wear of valve body sealing rings, clogged valve body channels. Estimated repair cost: $56–278.
Symptoms
- Clutch slipping
- Delays when shifting gears
- Jerks when switching
- Transmission overheating
- Inability to engage gear
Causes
- Wear of valve body sealing rings
- Clogged valve body channels
- Clutch solenoid malfunction
- Problems with the pressure sensor
- Breaks or short circuits in the control electrical network
How to Fix
- Check the level and condition of the transmission fluid
- Diagnose the operation of clutch solenoids
- Check the pressure in the valve body
- Carry out computer diagnostics of TCM
- If necessary, replace the valve body or solenoids
Related codes
Error P2857 by Vehicle Brand
FAQ
What does the P2857 code mean?
P2857 is an OBD-II diagnostic trouble code that indicates: Clutch A Pressure Engagement Performance/Too Low
What causes a P2857 error code?
The most common causes of P2857 include: Wear of valve body sealing rings; Clogged valve body channels; Clutch solenoid malfunction; Problems with the pressure sensor.
How do I fix a P2857 diagnostic trouble code?
To fix P2857: Check the level and condition of the transmission fluid. Diagnose the operation of clutch solenoids. Check the pressure in the valve body. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2857?
Yes, but get it checked soon
How much does it cost to fix P2857?
The estimated repair cost for P2857 is $56–278. Actual cost depends on your vehicle, location, and labor rates.
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