OBD-II code · Powertrain (generic)
P0197 Engine Oil Temperature Sensor Low
Engine oil temperature sensor signal below minimum. Shorted to ground or open.
Is it safe to drive with P0197?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelySignal wire shorted to ground
- PossibleSensor failed
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.5–2 h
- Emissions test
- Usually unaffected
- Parts involved
- Engine Oil Temperature Sensor, Sensor Wiring
Related codes
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.