[6pack] 6pack Digest, Vol 56, Issue 14

Fri Sep 13 11:35:50 MDT 2019

Please take this opportunity to clean all the wires and connectors.
SimpleGreen works great. Your effort will repay you.

Rick

On Fri, Sep 13, 2019, 12:20 PM tr6roadster via 6pack <6pack at autox.team.net>
wrote:

> Yes I do have that schematic,  and like you, I believe that the relay is
> the problem.  I have one coming in soon,  maybe today,  I'll keep you
> posted.  Thanks to everyone that has an input into my problem.
>
> A. Guzman
> "76 Java Green TR6
>
> On Friday, September 13, 2019, 08:01:27 AM EDT, <
> 6pack-request at autox.team.net> wrote:
>
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> Today's Topics:
>
>   1. Re: Electrical problems (im sloane)
>   2. Re: Electrical problems (Richard Lindsay)
>   3. Re: Electrical problems (DAVID MASSEY)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Fri, 13 Sep 2019 02:27:36 +0000
> From: im sloane <im_sloane at hotmail.com>
> To: "6pack at autox.team.net" <6pack at autox.team.net>
> Subject: Re: [6pack] Electrical problems
> Message-ID:
>     <
> BN6PR18MB1140AFE2AB23BA5002B7A4DD8EB30 at BN6PR18MB1140.namprd18.prod.outlook.com
> >
>
> Content-Type: text/plain; charset="iso-8859-1"
>
> First, do you have the nice color schematics, found here.
> http://www.advanceautowire.com/tr2506.pdf
>
> I'm no electrician, but have had pretty good luck. Looking at the purple
> circuit on a 76, it does seem there's a connection with the horn and the
> flash-to-pass switch. Could it be your horn relay is going bad, and sending
> negative back up thru the purple wire, and it's making its way over to the
> flash-to-pass/dimmer switch, causing your lights to blink? Do they blink
> 'on' or 'off', and does the horn also blow?
>
> Be aware that the headlight circuit is not fused or even protected by a
> circuit breaker, so  you could be treading in dangerous waters. You'll see
> the brown wires are a direct connection between the battery and the
> headlight switch, and also provide the 12v power to the purple circuit
> which is the 'always' on fuse (horn, glove box, hazard flashers).  So this
> is all definitely related.
>
> Sloane
> ________________________________
> From: 6pack <6pack-bounces at autox.team.net> on behalf of tr6roadster via
> 6pack <6pack at autox.team.net>
> Sent: Thursday, September 12, 2019 1:13 PM
>
> Sorry I was not too specific on describing my problem.  It is the
> headlights that blink when I press the horn button.  I've had the car for
> 18 years,  daily driver, never had an electrical issue until now,  other
> than a bad
> starter and alternator.
>
> A. Guzman
> '76 TR6-Java Green
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> ------------------------------
>
> Message: 2
> Date: Fri, 13 Sep 2019 05:36:40 -0500
> From: Richard Lindsay <richardolindsay at gmail.com>
> To: im sloane <im_sloane at hotmail.com>
> Cc: 6pack <6pack at autox.team.net>
> Subject: Re: [6pack] Electrical problems
> Message-ID:
>     <CAOc+-dwgYJrdFXEUwTYU4QvYQWtY8_ki=JXvzQk54=n3cSCWbw at mail.gmail.com>
> Content-Type: text/plain; charset="utf-8"
>
>   Thanks! I have seen those schematics but didn't have a copy. Sloane, I
> think you are right. The stalk switches and horn relay are likely culprits.
> The kinds of quieky electrical problems that Mr. Guzman is addressing often
> stem from broken grounds but a short in the stalk switches may eventually
> be found. (Assumption that 'A.' is male, thus the prefix 'Mr.'. Although
> today, assuming a gender is PC suicide.) Anyway...
>   Good words of caution about un-fused circuits. I once saw an interesting
> gadget. It was a fuse holder, with a 20A fuse installed, and clip lead on
> one end and a battery terminal connector on the other. The idea is to
> remove the negative battery lead, attach the clip to the cable and place
> the other on the battery post. Any circuit except the starter could work
> but an accidental short circuit would pop the fuse rather than burning the
> harness - or worse.
>   From the pictures that A. sent, it would be good maintenance to
> disconnect the battery and un-mount the relays for cleaning. As we know,
> the lower relay is the starter relay. It keeps starter solenoid current
> from the ignition switch and helps provide the seat belt starter interlock.
> A. also notes that the upper relay, the horn relay, shows a lot of
> corrosion and that he has a new one on order. Great opportunity to clean
> all the wires and Lucar connectors and verify that they still fit securely
> on to the 1/4" male tabs. If not, replace them. I use SimpleGreen for
> cleaning followed by brake cleaner as needed.
>   A. also reports that although the horn relay 'clicks' at the press of
> the horn push, the horns do not sound. This again suggests a bad horn
> relay. Although why the headlights flash on is more likely to be a short in
> the column or associated stalk switches. Testing continues...
>
> Rick
>
> On Thu, Sep 12, 2019, 10:43 PM im sloane via 6pack <6pack at autox.team.net>
> wrote:
>
> > First, do you have the nice color schematics, found here.
> > http://www.advanceautowire.com/tr2506.pdf
> >
> > I'm no electrician, but have had pretty good luck. Looking at the purple
> > circuit on a 76, it does seem there's a connection with the horn and the
> > flash-to-pass switch. Could it be your horn relay is going bad, and
> sending
> > negative back up thru the purple wire, and it's making its way over to
> the
> > flash-to-pass/dimmer switch, causing your lights to blink? Do they blink
> > 'on' or 'off', and does the horn also blow?
> >
> > Be aware that the headlight circuit is not fused or even protected by a
> > circuit breaker, so  you could be treading in dangerous waters. You'll
> see
> > the brown wires are a direct connection between the battery and the
> > headlight switch, and also provide the 12v power to the purple circuit
> > which is the 'always' on fuse (horn, glove box, hazard flashers).  So
> this
> > is all definitely related.
> >
> > Sloane
> > ------------------------------
> > *From:* 6pack <6pack-bounces at autox.team.net> on behalf of tr6roadster
> via
> > 6pack <6pack at autox.team.net>
> > *Sent:* Thursday, September 12, 2019 1:13 PM
> >
> > Sorry I was not too specific on describing my problem.  It is the
> > headlights that blink when I press the horn button.  I've had the car for
> > 18 years,  daily driver, never had an electrical issue until now,  other
> > than a bad
> > starter and alternator.
> >
> > A. Guzman
> > '76 TR6-Java Green
> > _______________________________________________
> > Support Team.Net http://www.team.net/donate.html
> > Suggested annual donation  $12.96
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> > Forums: http://www.team.net/forums
> >
> > 6pack at autox.team.net
> > http://autox.team.net/mailman/listinfo/6pack
> >
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> > http://autox.team.net/mailman/options/6pack/richardolindsay@gmail.com
> >
> >
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> ------------------------------
>
> Message: 3
> Date: Fri, 13 Sep 2019 11:59:52 +0000 (UTC)
> From: DAVID MASSEY <dave1massey at cs.com>
> To: 6pack at autox.team.net
> Subject: Re: [6pack] Electrical problems
> Message-ID: <906516148.4541438.1568375992543 at mail.yahoo.com>
> Content-Type: text/plain; charset="utf-8"
>
> Thanks for the reminder about this collection of schematics.? I've had
> these for many years and I have referred to them on many occasions.? Kudos
> to Dan Masters who put a lot of time in research and drawing these up.
> The Purple wire feeds the horns and the Flash-to-Pass function but the
> main power for the headlights comes directly from the power tap on the
> battery cable so unless you are driving around holding the Flash-to-Pass I
> am at a loss to explain a direct interconnection.? A dodgy connection in
> the fuse block could be the cause if it were otherwise.? Something to look
> for is a wire-to-wire short in the harnesses that lead down from the
> steering wheel.
>
> Did you or anyone else do some work under the dash and disconnect and
> reconnect wires?
>
> Dave
>
>
>
> -----Original Message-----
> From: im sloane via 6pack <6pack at autox.team.net>
> To: 6pack at autox.team.net <6pack at autox.team.net>
> Sent: Thu, Sep 12, 2019 10:05 pm
> Subject: Re: [6pack] Electrical problems
>
> #yiv4335451509 P {margin-top:0;margin-bottom:0;}First, do you have the
> nice color schematics, found here.?
> http://www.advanceautowire.com/tr2506.pdf
> I'm no electrician, but have had pretty good luck. Looking at the purple
> circuit on a 76, it does seem there's a connection with the horn and the
> flash-to-pass switch. Could it be your horn relay is going bad, and sending
> negative back up thru the purple wire, and it's making its way over to the
> flash-to-pass/dimmer switch, causing your lights to blink? Do they blink
> 'on' or 'off', and does the horn also blow??
> Be aware that the headlight circuit is not fused or even protected by a
> circuit breaker, so? you could be treading in dangerous waters. You'll see
> the brown wires are a direct connection between the battery and the
> headlight switch, and also provide the 12v power to the purple circuit
> which is the 'always' on fuse (horn, glove box, hazard flashers).? So this
> is all definitely related.?
> Sloane??From: 6pack <6pack-bounces at autox.team.net> on behalf of
> tr6roadster via 6pack <6pack at autox.team.net>
> Sent: Thursday, September 12, 2019 1:13 PM
>
> Sorry I was not too specific on describing my problem.? It is the
> headlights that blink when I press the horn button.? I've had the car for
> 18 years,? daily driver, never had an electrical issue until now,? other
> than a badstarter and alternator.??
> A. Guzman'76 TR6-Java Green?_______________________________________________
> Support Team.Net http://www.team.net/donate.html
> Suggested annual donation? $12.96
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>
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> End of 6pack Digest, Vol 56, Issue 14
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