Missing CAN-messages from APS
â–¶ How to fix
1. Check the harness 2. Check APS fuse 3. Check DTCs in COO
What you'll see
No driver-visible symptom recorded.
System reaction
Brake pressure warning is shown
Diagnostic depth
Detection
No CAN016_MSG_APS_AIR_SUPPLY_PRESS recieved. 2 second startup grace period. Only stored when ignition is ON.
Possible cause
1. The APS-system is not connected to the CANbus 2. Fuse for APS is blown. 3. Trouble with gateway in COO.