DI_a224 — Brake Over Temp

Full alert identifier: DI_a224_brakeOverTemp

Message shown in the car

Brakes too hot - Braking performance reduced Traffic-Aware Cruise Control may be unavailable

Alert description

The drive interface (DI) electronic control unit (ECU) detects brake temperatures above the range expected to provide a comfortable driving experience.

Potential impact

Braking performance may be reduced.

Set condition

Any brake temperature detected above the set threshold for a sustained period of time.

Clear condition

All brake temperatures detected to have fallen below the clear threshold.

Signals to check

Open this alert in Service Mode Plus and review the Payload tab. Use the field names below to identify the values shown by your vehicle.

Signal	Unit
Brake FL Temp `DI_a224_brakeFLTemp`	degC
Brake FR Temp `DI_a224_brakeFRTemp`	degC
Brake RL Temp `DI_a224_brakeRLTemp`	degC
Brake RR Temp `DI_a224_brakeRRTemp`	degC

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of DI_a224.