OBD-II code · Powertrain (generic)
P0747 Pressure Control Solenoid A Stuck On
Pressure control solenoid A appears electrically commanded off but pressure feedback indicates it is stuck on. Line pressure stays high.
Is it safe to drive with P0747?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelySolenoid stuck on mechanically
- PossibleValve body contamination
- Less likelyCarbon or debris buildup preventing free movement
Symptoms
- Check engine or transmission warning light on
- Harsh, delayed, or missing shifts
- Possible limp mode (locked in one gear)
- Slipping or shuddering during gear changes
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 2–8 h
- Emissions test
- Usually unaffected
- Parts involved
- Pressure Control Solenoid, Valve Body
Related codes
- P0746Pressure Control Solenoid A Performance
- P0777Pressure Control Solenoid B Stuck On
- P0797Pressure Control Solenoid C Stuck On
- P08BCPressure Control Solenoid L Stuck On
- P08C5Pressure Control Solenoid M Stuck On
- P2715Pressure Control Solenoid D Stuck On
- P2724Pressure Control Solenoid E Stuck On
- P2733Pressure Control Solenoid F Stuck On
- P27BAPressure Control Solenoid N Stuck On
- P27C2Pressure Control Solenoid P Stuck On
- P27CAPressure Control Solenoid R Stuck On
- P27D2Pressure Control Solenoid S Stuck On
- P0744Torque Converter Clutch Circuit Intermittent
- P0745Pressure Control Solenoid A
- P0748Pressure Control Solenoid A Electrical
- P0749Pressure Control Solenoid A Intermittent
- P074AUnable to Engage Gear 2
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.