Scantool Diagnostics
P1780 Battery Voltage High
Scantool Diagnostics
Monitor Scantool Data
1. Connect scantool to Data Link Connector (DLC).
2. Start engine and turn the headlight and the heatwire on.
3. Monitor the "BATTERY VOLTAGE" parameter on the scantool.
4. Maintaining ENG. RPM at 2,500 RPM (idle) over 2 minutes.
Specification : more than 10 [V]
5. Is parameter within specifications?