High Side Driver Supervison
â–¶ How to fix
If the failure is not EMC related and occures again after a certain time the ECU has to be replaced.
What you'll see
No driver-visible symptom recorded.
System reaction
After the detection of a communication failure the ECU performs a reset to reestablish the communication with the PIC watchdog.
Diagnostic depth
Detection
The software has lost communication with the PIC watchdog or has received a wrong response.
Possible cause
Possibly EMC related failure.