OBD-II code · Powertrain (generic, extended)
P27C0 Pressure Control Solenoid N Control Circuit High
Voltage on the pressure control solenoid N control line is above 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 P27C0?
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 B+
- PossibleOpen 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
- P0971Pressure Control Solenoid C Control Circuit High
- P2721Pressure Control Solenoid D Control Circuit High
- P2730Pressure Control Solenoid E Control Circuit High
- P2739Pressure Control Solenoid F Control Circuit High
- P27C8Pressure Control Solenoid P Control Circuit High
- P27D0Pressure Control Solenoid R Control Circuit High
- P27D8Pressure Control Solenoid S Control Circuit High
- P27E0Pressure Control Solenoid T Control Circuit High
- P2815Pressure Control Solenoid G Control Circuit High
- P281EPressure Control Solenoid H Control Circuit High
- P2827Pressure Control Solenoid J Control Circuit High
- P2830Pressure Control Solenoid K Control Circuit High
- P27BDPressure Control Solenoid N Control Circuit / Open
- P27BEPressure Control Solenoid N Control Circuit Range/Performance
- P27BFPressure Control Solenoid N Control Circuit Low
- P27C1Pressure Control Solenoid P Performance/Stuck Off
- P27C2Pressure Control Solenoid P Stuck On
- P27C3Pressure Control Solenoid P Electrical
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.