OBD-II code · Powertrain (generic)
P0385 Crankshaft Position Sensor B Circuit
A general electrical fault on crankshaft position sensor B — second crank sensor used as backup or for advanced timing models on some engines.
Is it safe to drive with P0385?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelySensor failed
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.5–2.5 h
- Emissions test
- Likely to fail
- Parts involved
- Crankshaft Position Sensor
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.