P2874
Clutch B Pressure Disengagement Too High
P2874 is an OBD-II diagnostic trouble code meaning: Clutch B Pressure Disengagement Too High. Common causes: clutch control solenoid b malfunction, contamination or blockage of hydraulic passages. Estimated repair cost: $33–167.
Symptoms
- Hard gear shifts
- Delays when shifting gears
- Dips during acceleration
- Increased fuel consumption
- Activation of automatic transmission emergency mode
Causes
- Clutch control solenoid B malfunction
- Contamination or blockage of hydraulic passages
- Problems with the automatic transmission hydraulic pump
- Pressure sensor malfunction
- Automatic transmission control unit software error
How to Fix
- Check the level and condition of the transmission fluid
- Diagnose the operation of control solenoids
- Check the pressure in the hydraulic system
- Clean or replace solenoids as necessary
- Update the automatic transmission control unit software
Related codes
Error P2874 by Vehicle Brand
FAQ
What does the P2874 code mean?
P2874 is an OBD-II diagnostic trouble code that indicates: Clutch B Pressure Disengagement Too High
What causes a P2874 error code?
The most common causes of P2874 include: Clutch control solenoid B malfunction; Contamination or blockage of hydraulic passages; Problems with the automatic transmission hydraulic pump; Pressure sensor malfunction.
How do I fix a P2874 diagnostic trouble code?
To fix P2874: Check the level and condition of the transmission fluid. Diagnose the operation of control solenoids. Check the pressure in the hydraulic system. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2874?
Limited driving only, diagnose soon
How much does it cost to fix P2874?
The estimated repair cost for P2874 is $33–167. Actual cost depends on your vehicle, location, and labor rates.
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