DI_a202 — Excess Heat Unavailable
Full alert identifier: DI_a202_excessHeatUnavailable
Alert description
The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects a condition that prevents the drive unit(s) from generating excess heat.
Potential impact
The drive unit(s) cannot produce excess heat when requested.
Set condition
The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects a condition that prevents the drive unit(s) from generating excess heat. Alert log signal data provides information on the specific condition(s) detected.
Clear condition
The DI ECU detects that the condition clears.
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 |
|---|---|
Movement
DI_
|
m |
| Signal | Unit |
|---|---|
Reason
DI_
|
— |
Sys State Exit Condition
DI_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of DI_a202.