Self-tests
Ambient Sensor Test
Tests for power, connection, and communication of the ambient sensor controlled by the Front Vehicle Controller (VCFRONT2).
TEST-SELF_VCFRONT2_X_AMBIENT-TEMP
Model 3 / Y
Service procedures
2026 firmware
Reset Radiator UA Index
Gen3/tasks/PROC_VCFRONT2_RESET-RADIATOR-UA-INDEX
What this task does
Resets Radiator UA index, also known as the "Radiator Health Score" score, back to 100% - only run this routine after performing a radiator cleaning procedure.
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
- 2024+ Model 3, 2025+ Model Y, Model Y
- Supported connection
- Local connection
- Vehicle state
- Stationary · Parked
- Gateway diagnostic level
- Service, Factory, DiagLinkActive
Procedure notes
Radiator health score will be reset to 100. Impacts radiator cleaning maintenance recommendation.
Task inputs (0)
No user inputs are listed in this firmware.
Model 3 / Y Intel · Firmware 2026.32.7
- Vehicle coverage
- Model Y
- Supported connection
- Local connection
- Vehicle state
- Stationary · Parked
- Gateway diagnostic level
- Service, Factory, DiagLinkActive
Procedure notes
Radiator health score will be reset to 100. Impacts radiator cleaning maintenance recommendation.
Task inputs (0)
No user inputs are listed in this firmware.
Related service tasks
Browse all tasks →
Self-tests
Battery Coolant Pump Test
Tests for power, connection, and communication of the battery coolant pump controlled by the Front Vehicle Controller (VCFRONT2).
TEST-SELF_VCFRONT2_X_COOLANT-PUMP-BATTERY
Model 3 / Y
Service procedures
Clear left headlamp latched faults in factory
Clear all left headlamp factory latched faults that were triggering leftHeadlampFactoryFault alert
PROC_VCFRONT2_X_CLEAR-HEADLAMP-LATCHED-FACTORY-FAULTS
Model 3 / Y
Service procedures
Coolant - Start Thermal Fluid Fill and Drain
Starts the Thermal Fluid Fill and Thermal Fluid Drain procedures. Returns result when routine is started, but runs for up to 50 minutes.
PROC_VCFRONT2_X_START-THERMAL-FILL-DRAIN-COOLANT
Model 3 / Y