IDB_a005_supplyMidUndervoltage

The Integrated Dynamic Brake (IDB) reports a low power supply voltage.

Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

ABS (anti-lock braking system) disabled
Drive with caution

Impact

Only brake boost is available. Electronic Brake Distribution (EBD), Anti-lock Brake System (ABS), Brake Traction Control (BTC), Vehicle Stability Control (VDC), Panic Brake Assist (PBA), Hydraulic Fade Compensation (HFC), Controlled Deceleration via Parking Brake (CDP), Brake Disc Wipe (BDW), External Brake Request (EBR), and Secondary Collision Mitigation (SCM) may be unavailable. Brake pressure is limited to 100 bar and pressure build rate is limited. The vehicle should be driven with extreme caution.

Description

The Integrated Dynamic Brake (IDB) reports a low power supply voltage.

Cause

Power supply voltage is less than 8V for 500 milliseconds.

Clear condition

Power supply voltage is greater than 8.3V for 500 milliseconds.

Models

Model Y 2025+

Visibility

customer, service-fix

Want to track your firmware alerts, trips and more?

Sign up for Tessie. Try it free for 14 days. Happiness guaranteed.