Scantool Diagnostics
DIS
Head Unit - U1942 Rear Display SDC Communication Error - 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?