Scantool Diagnostics
Head Unit
U1981 Timeout Multimedia CAN Message (Vehicle Speed) - Scantool Diagnostics
Monitor Scantool Data
Monitor Scantool Data
1. Ignition OFF and Connect scantool to Data Link Connector (DLC).
2. Ignition "ON" & engine "OFF".
3. Select "Diagnostic Trouble Codes (DTCs)"mode and monitor "DTC Status" parameter.
4. Is the DTC present?