Service procedures
12V Reset
Power cycles all of the eFuses on the Vehicle Front Controller (VCFRONT) and shuts off Sleep Bypass.
PROC_VCFRONT_X_12V-RESET
Model 3 / Y
Five Way Valve Flow Test
Model3/tasks/PROC_VCFRONT_X_THERMAL-FIVE-WAY-VALVE-FLOW-TEST
What this task does
Starts the Thermal Five Way Valve Flow Test. The routine will run for up to 5 minutes.
Vehicle compatibility
Select your vehicle’s hardware to see task details, requirements, and inputs. Availability is confirmed after connection.
Model 3 / Y Intel
- Vehicle coverage
- Pre-2024 Model 3
- Supported connection
- Local connection
- Vehicle state
- Stationary · Parked
- Gateway diagnostic level
- Service, Factory, DiagLinkActive
Procedure notes
The vehicle must be in park and disconnected from a charger before starting this test. The battery coolant temperature must be below 45C.
Task inputs (0)
This task has no listed user inputs.
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Self-tests
Active Louver Self Test
Performs louver connection check. Will only move the louver through partial range of motion.
TEST-SELF_VCFRONT_X_ACTIVE-LOUVER
Model 3 / Y
Self-tests
Ambient Sensor Test
Tests for power, connection, and communication of the ambient sensor controlled by the Front Vehicle Controller (VCFRONT).
TEST-SELF_VCFRONT_X_AMBIENT-TEMP
Model 3 / Y
Model S / X (2021+)
Self-tests
Battery Coolant Pump Test
Tests for power, connection, and communication of the battery coolant pump controlled by the Front Vehicle Controller (VCFRONT).
TEST-SELF_VCFRONT_X_COOLANT-PUMP-BATTERY
Model 3 / Y
Model S / X (2021+)