OBD-II code · Powertrain (generic, extended)
P27BF Pressure Control Solenoid N Control Circuit Low
Voltage on the pressure control solenoid N control line is below the expected window. Wiring faults of this kind typically come from chafing, water ingress at connector seals, or pin push-back — a wiggle test on the harness while the code is active often confirms the location.
Is it safe to drive with P27BF?
Usually safe for short trips, but don’t ignore it: the underlying fault can get more expensive over time.
Common causes
- Most likelyControl wire shorted to ground
- PossibleInternal short in solenoid coil
- Less likelyConnector pins corroded - high contact resistance
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1.5–6 h
- Emissions test
- Usually unaffected
- Parts involved
- Pressure Control Solenoid N, Wiring Harness
Related codes
- P0970Pressure Control Solenoid C Control Circuit Low
- P2720Pressure Control Solenoid D Control Circuit Low
- P2729Pressure Control Solenoid E Control Circuit Low
- P2738Pressure Control Solenoid F Control Circuit Low
- P27C7Pressure Control Solenoid P Control Circuit Low
- P27CFPressure Control Solenoid R Control Circuit Low
- P27D7Pressure Control Solenoid S Control Circuit Low
- P27DFPressure Control Solenoid T Control Circuit Low
- P2814Pressure Control Solenoid G Control Circuit Low
- P281DPressure Control Solenoid H Control Circuit Low
- P2826Pressure Control Solenoid J Control Circuit Low
- P282FPressure Control Solenoid K Control Circuit Low
- P27BCPressure Control Solenoid N Intermittent
- P27BDPressure Control Solenoid N Control Circuit / Open
- P27BEPressure Control Solenoid N Control Circuit Range/Performance
- P27C0Pressure Control Solenoid N Control Circuit High
- P27C1Pressure Control Solenoid P Performance/Stuck Off
- P27C2Pressure Control Solenoid P Stuck On
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.