Model Y

EPASTS_a265 — Overheat Protect

Full alert identifier: EPASTS_a265_overheatProtect

Alert description

This alert is reported when the power ratio (actual power divided by nominal power) is less than 70% [Calibratable] due to overheat protection

Potential impact

EPAS assist torque is limited due temperature cause.

Set condition

EPAS power ratio (actual power divided by nominal power) is less than 60% and the cause is temperature related.

Clear condition

EPAS power ratio (actual power divided by nominal power) is greater than 70% [Calibratable] or the cause of the current degradation is not temperature related.

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
Degraded Current Limit `EPASTS_a265_degradedCurrentLimit`	A
Raw Mcu Temperature `EPASTS_a265_rawMcuTemperature`	C
Vehicle Speed `EPASTS_a265_vehicleSpeed`	kph

Signal	Unit
Degraded ECU `EPASTS_a265_degradedECU` 0 NONE 1 OWN ECU SIDE 2 OTHER ECU SIDE 3 BOTH ECU SIDES	—

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of EPASTS_a265.