P2859
Clutch A Pressure Disengagement Performance/Too Low
P2859 is an OBD-II diagnostic trouble code meaning: Clutch A Pressure Disengagement Performance/Too Low. Common causes: hydraulic fluid leak, malfunction of the hydraulic clutch pump. Estimated repair cost: $33–167.
Symptoms
- Difficulty shifting gears
- Jerks when switching
- Increased clutch wear
- Switching to emergency mode
- Malfunction indicator light comes on
Causes
- Hydraulic fluid leak
- Malfunction of the hydraulic clutch pump
- Pressure control valve problems
- Hydraulic fluid contamination
- Worn clutch components
How to Fix
- Check the level and condition of the hydraulic fluid
- Inspect the system for leaks
- Check the operation of the hydraulic pump
- Diagnose the pressure control valve
- Replace clutch components if necessary
Related codes
Error P2859 by Vehicle Brand
FAQ
What does the P2859 code mean?
P2859 is an OBD-II diagnostic trouble code that indicates: Clutch A Pressure Disengagement Performance/Too Low
What causes a P2859 error code?
The most common causes of P2859 include: Hydraulic fluid leak; Malfunction of the hydraulic clutch pump; Pressure control valve problems; Hydraulic fluid contamination.
How do I fix a P2859 diagnostic trouble code?
To fix P2859: Check the level and condition of the hydraulic fluid. Inspect the system for leaks. Check the operation of the hydraulic pump. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2859?
Limited driving only, diagnose soon
How much does it cost to fix P2859?
The estimated repair cost for P2859 is $33–167. Actual cost depends on your vehicle, location, and labor rates.
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