OCS1P family
OCS1P_w143_mismatchPassAirbag
Safety restraint system issue
What does the OCS1P_w143_mismatchPassAirbag alert mean?
The 1st Row (Front) Passenger Occupancy Classification System (OCS1P) detects a passenger airbag that is not compatible with the installed OCS1P sensor.
What you'll see in your Tesla
- Safety restraint system issue
- Service is required
What triggers it
The OCS1P detects a passenger airbag that is not compatible with the installed OCS1P sensor.
When it clears
The OCS1P detects a passenger airbag that is compatible with the installed OCS1P sensor.
Potential impact
The occupancy classification cannot be performed.
Affected models
Model 3 2017-2023
Model Y
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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.