<div dir="ltr">Get a 12 volt test probe, looks like an ice pick with a wire and alligator clip, or a VOM, volt/ohm meter, to verify power. The VOM is more accurate, but the test probe is usually easier to use.</div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Oct 21, 2024 at 5:37 PM dana nojima via Datsun-roadsters <<a href="mailto:datsun-roadsters@autox.team.net">datsun-roadsters@autox.team.net</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div><div><font face="Helvetica Neue, Helvetica, Arial, sans-serif">After 50 + years those connectors are not the cleanest. I noticed that the Reverse lights are also not working. The switch works but the lights are not coming on. I'm working on cleaning up those connections. </font></div><div><font face="Helvetica Neue, Helvetica, Arial, sans-serif"><br></font></div><div dir="ltr"><font face="Helvetica Neue, Helvetica, Arial, sans-serif">The brake switch works by having an open circuit when the brake pedal is not engaged and closed when the brake pedal moves away from switch. I can jump this circuit and still no lights. </font></div><div dir="ltr"><font face="Helvetica Neue, Helvetica, Arial, sans-serif"><br></font></div><div dir="ltr"><font face="Helvetica Neue, Helvetica, Arial, sans-serif">The reverse lights also go through the hazard switch. </font></div><div dir="ltr"><font face="Helvetica Neue, Helvetica, Arial, sans-serif"><br></font></div><div dir="ltr"><font face="Helvetica Neue, Helvetica, Arial, sans-serif">I haven't pulled the hazard switch, but the one from my parts bin has 6 connectors and one loose wire. The 69/70 wiring diagram has nine pins and the 68 has 5 pins. Curious to see what's inside.</font></div><div><font face="Helvetica Neue, Helvetica, Arial, sans-serif"><br></font></div><blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px"><div style="font-family:"bookman old style","new york",times,serif;font-size:16px"><div><div dir="ltr"><div><div style="font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;outline:none"><div style="outline:none"><div id="m_-2747168530591537663ydpe9240256yiv5242555021" style="outline:none"><div style="outline:none"><div style="outline:none">70 has the plastic connectors vs bullet connectors at the tail lamps. Pull the connectors and look for any corrosion or damage.</div></div></div></div></div></div></div></div></div></blockquote><div style="font-family:"bookman old style","new york",times,serif;font-size:16px"><div dir="ltr"><div><div style="font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;outline:none"><div style="outline:none"><div id="m_-2747168530591537663ydpe9240256yiv5242555021" style="outline:none"><div style="outline:none"><div style="outline:none"><br clear="none" style="outline:none"></div></div></div></div></div></div></div></div><blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px"><div style="font-family:"bookman old style","new york",times,serif;font-size:16px"><div dir="ltr"><div><div style="font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;outline:none"><div style="outline:none"><div style="outline:none"><div style="outline:none"><div style="outline:none">Also look at the main harness connectors under/near the brake master for any corrosion or damage. I had corrosion in the crimp on my reverse lamps.</div></div></div></div></div></div></div></div></blockquote><div style="font-family:"bookman old style","new york",times,serif;font-size:16px"><div dir="ltr"><div><div style="font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;outline:none"><div style="outline:none"><div style="outline:none"><div style="outline:none"><div style="outline:none"><br clear="none" style="outline:none"></div></div></div></div></div></div></div></div><blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px"><div style="font-family:"bookman old style","new york",times,serif;font-size:16px"><div dir="ltr"><div><div style="font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;outline:none"><div style="outline:none"><div style="outline:none"><div style="outline:none"><div style="outline:none">Can’t think of anything else except a broken wire which is unlikely</div></div></div></div></div></div></div></div><div style="font-family:"bookman old style","new york",times,serif;font-size:16px"><div dir="ltr"><div><div style="font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;outline:none"><div style="outline:none"><div style="outline:none"><div style="outline:none"><div style="outline:none"><div dir="ltr" style="outline:none">Joe</div></div></div></div></div></div></div></div></div></blockquote><div style="font-family:"bookman old style","new york",times,serif;font-size:16px"><div dir="ltr"><div><div style="font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;outline:none"><div style="outline:none"><div style="outline:none"><div style="outline:none"><div style="outline:none"><div dir="ltr" style="outline:none"></div></div></div></div></div></div><div style="font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;outline:none"><div style="outline:none"><div style="outline:none"><div style="border-left:1px solid rgb(204,204,204);margin:0px;padding:8px;outline:none"></div></div></div></div></div><br></div><div><br></div><div><span style="font-family:tahoma,"new york",times,serif;font-weight:bold">Dana Nojima</span><br style="font-family:tahoma,"new york",times,serif;font-weight:bold"><span style="font-family:tahoma,"new york",times,serif"><a href="mailto:noji-1@pacbell.net" target="_blank">noji-1@pacbell.net</a></span><br style="font-family:tahoma,"new york",times,serif"><span style="font-family:tahoma,"new york",times,serif">510.219.6474</span></div></div></div>________________________________________<br>
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