Service procedures
Clear DPB DTCs
The procedure clears Diagnostic Trouble Codes (DTC) in the decoupled pedal brake (DPB) Electronic Control Unit (ECU).
PROC_DPB_X_CLEAR-DTCS
Model 3 / Y
Self-tests
2026 firmware
DPB TMC Pedal Press Test
Gen3/tasks/TEST-SELF_DPB_TMC-BRAKE-PEDAL-PRESS
What this task does
DPB Tandem Master Cylinder test. Do not press for the predaly before the test starts. A small "click" can be heard once the pedal is ready to be pressed.
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
- 2025+ Model Y
- Supported connection
- Remote access
- Vehicle state
- Stationary · Parked
- Gateway diagnostic level
- No specific level listed
Task inputs (5)
TEST_OPTION
TEST_OPTION · String
Part of the circuit to perform the test on
Firmware default: TMC_TEST_WITHOUT_PFS
Options: TMC_TEST_WITHOUT_PFS, TMC_TEST_POST_BLEED_WITH_PFS
PLUNGER_STROKE_LIMITS
PLUNGER_STROKE_LIMITS · List
Stroke limits threshold to ensure that there is no air in the system (in the form [Min, Max])
Firmware default: Not specified
F_DEVIATION
F_DEVIATION · Float
Factor which defines the acceptable deviation between the actual and nominal PFS curve (default value is recommended by supplier)
Firmware default: Not specified
IDLE_WAITING_TIME_SEC
IDLE_WAITING_TIME_SEC · Int
DPB routine will be trigger within the IDLE_WAITING_TIME_SEC if driver presents but brake pedal is not pressed
Firmware default: 0
ENFORCE_DRIVER_PRESENCE
ENFORCE_DRIVER_PRESENCE · Bool
DPB routine will wait for driver present signal in addition to pedal not pressed for execution
Firmware default: false
Related service tasks
Browse all tasks →
Communication checks
Decoupled Pedal Brake CAN Communication
Tests communication with the Decoupled Pedal Brake (DPB) Electronic Control Unit (ECU). Communication is established via Unified Diagnostics Services (UDS) over the Controller Area Network (CAN).
PING-TP_DPB
Model 3 / Y
Self-tests
DPB Air and Leakage Monitoring
ALWAYS RUN AFTER BLEED! Used to check for air or leakage in the DPB
TEST-SELF_DPB_LEAKAGE-AND-AIR-MONITORING
Model 3 / Y
Self-tests
DPB Air and Leakage selftest
This will test the DPB connection to the ESP as well as potential leakage air in the system
TEST-SELF_DPB_AIR-AND-LEAKAGE
Model 3 / Y