DIF family
DIF_a251_oilPumpService
Gearbox fluid service required
What does the DIF_a251_oilPumpService alert mean?
Drive Inverter Warning: Oil pump service
What you'll see in your Tesla
- Gearbox fluid service required
- Schedule service
What triggers it
Adverse oil pressure detected or DC current sensor rationality degraded, see reason payload
When it clears
Adverse pressure condition or sensor condition has been cleared
Potential impact
Drive Unit thermal estimation and limits are conservative, potential torque limiting with aggressive driving, recommend inspecting drive unit oil level and oil pump
Affected models
Cybertruck
Model 3 2017-2023
Model 3 2024+
Model S 2021+
Model X 2021+
Model Y
Model Y 2025+
Track your Tesla's alerts automatically
Alerts like this reach MyTeslaMate through your car's Tesla telemetry API. MyTeslaMate logs every alert your Tesla reports and turns it into readable history and real-time notifications — hosted TeslaMate with no server to run.