OBD-II code · Powertrain (generic, extended)
P2C33 Crankcase Pressure Sensor B Circuit Range/Performance
The ECM detects a range/performance fault on the crankcase pressure sensor b circuit. Reading cannot be used reliably for control.
Is it safe to drive with P2C33?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelySensor characteristic drifted
- PossibleSensor mounting displaced
- Less likelySensor element aged beyond calibration window
Repair at a glance
- Difficulty
- Easy
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.3–1.5 h
- Emissions test
- Likely to fail
- After the fix
- A drive cycle is needed before the light stays off
- Parts involved
- Crankcase Pressure Sensor B, Wiring Harness, Ecm
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.