Fault Code P0777
Code meaning, symptoms, possible causes, part number, and estimated cost.
P0777
Pressure Control Solenoid 'B' Stuck On
This code indicates that the 'B' pressure control solenoid in the transmission is stuck in the 'on' position. This can lead to severe issues with gear shifting and vehicle performance. There may be shifting malfunctions or an emergency mode (limp mode).
Part Details
Part Name
Pressure Control Solenoid 'B'
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪700 - ₪2500
Engine Location
Transmission
Symptoms
- Hard or rough gear shifts
- Slipping gears
- Vehicle not moving in a certain gear
- Check Engine Light on
Possible Causes
- 1Faulty 'B' pressure control solenoid
- 2Dirty or low transmission fluid
- 3Clog in hydraulic passages
- 4Electrical problem in wiring or connector
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