Self-tests
OCS1P Sensor Test
Tests for power, connection, communication, and sensor connection of the Occupant Classification System (OCS) Electronic Control Unit (ECU).
TEST-SELF_OCS1P
Model 3 / Y
Service procedures
2026 firmware
OCS1P Recalibration After Sandwich Sensor Removal
Gen3/tasks/PROC_OCS1P_SELF-CALIBRATION
What this task does
Recalibrates the Occupant Classification System in the Front Passenger Seat (OCS1P) after removing the sandwich sensor and installing the occupant switch. Passenger seat must be empty. OCS1P temperature should be between 15°C to 30°C, and humidity should be less than 75%.
Vehicle & firmware coverage
Open a version to see its description, requirements, and input definitions. Hardware configuration and live vehicle checks also determine availability.
Model 3 / Y AMD · Firmware 2026.32.3
- Vehicle coverage
- Model Y, Pre-2024 Model 3
- Supported connection
- Local connection
- Vehicle state
- Stationary · Parked
- Gateway diagnostic level
- No specific level listed
Task inputs (0)
No user inputs are listed in this firmware.
Model 3 / Y Intel · Firmware 2026.32.7
- Vehicle coverage
- Model Y, Pre-2024 Model 3
- Supported connection
- Local connection
- Vehicle state
- Stationary · Parked
- Gateway diagnostic level
- No specific level listed
Task inputs (0)
No user inputs are listed in this firmware.
Related service tasks
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ECU resets
OCS1P UDS ECU Reset
Resets the 1st Row Passenger Side Occupancy Sensor (OCS1P) Electronic Control Unit (ECU). Reset is executed via Unified Diagnostics Services (UDS) over the Controller Area Network (CAN).
TEST-RESET_OCS1P
Model 3 / Y