EPBL_a102_PTC_MIA
EPBL_a102_PTC_MIA
Alert Information
Category
Other
Severity
critical
Live Incidence Rate
<0.01%
Models
Model 3Model YModel SModel X
Description
One or more of the messages the vehicle controller receives periodically from the Positive Temperature Coefficient (PTC) heater electronic control unit (ECU) is not received, indicating the PTC heater ECU may be unavailable (MIA).
Potential Impact
Thermal management system features depending on PTC heater functionality may be limited or unavailable.
Set Condition
One or more of the expected messages from the PTC heater ECU is not received.
Clear Condition
The vehicle controller starts receiving the expected messages from the PTC heater ECU.