Missing CAN-messages from HMS-system
â–¶ How to fix
1. Check the connector to the HMS-system 2. Check the CAN-wires 3. Check the EOL-parameter settings in the ICL
What you'll see
No driver-visible symptom recorded.
System reaction
Red HMS notice is activated
Diagnostic depth
Detection
ECU_HMS = 1 /* with / and no DM1_EF received within the longest of 1 second and 3message cycle time. 6 pendings for validation
Possible cause
1. The HMS-system is not connected to the CANbus 2. Wrong parameter settings in the ICL