Input Signal
- Access data link connector at lower left corner of dash. Connect positive lead of voltmeter to terminal No. 9 and negative lead to terminal No. 12. See Fig 1 .
- Voltmeter needle should sweep when each switch is operated (i.e., headlight switch or pop-up switch). If switch or related component is not functioning, voltmeter will not operate when switch is activated. Check related circuit and/or component.