Fault diagnosis, fault symptoms

/ 9-3 (9400) / 2001 / 3. Electrical System / Bus and diagnostics communication / Fault diagnosis, fault symptoms

📄 The diagnostic tool's screen does not go on when the ON button is pressed.

📄 No contact with any bus system

📄 The diagnostic tool's display shows "MISSING" for one or more systems.

📄 EDC 15 missing in bus configuration list

📄 No communication with auxiliary heater

📄 No communication with the Airbag (SRS)

📄 No communication with the ABS