'86 5KTQ instrument cluster lights out

[L DC]

John, Thank you very much.

I will have a look in that area.

-Regards,

Louis


--- On Wed, 11/19/08, john at westcoastgarage.net <john at westcoastgarage.net> wrote:

> From: john at westcoastgarage.net <john at westcoastgarage.net>
> Subject: Re: '86 5KTQ instrument cluster lights out
> To: ldc007usa at yahoo.com
> Cc: "quattrolist" <quattro at audifans.com>
> Date: Wednesday, November 19, 2008, 7:42 PM
> L DC wrote:
> 
> >John at westciastgarage.net wrote
> >
> >
> >  
> >
> >>I'm not sure about the '86 5000Qs, but the
> '87s have a light control
> >>relay above the glovebox.  A few months back I
> spent WAAAAAAY too much
> >>time looking for this puppy, and it was only by
> luck I found it. There
> >>were a few well meaning efforts to point me in the
> right direction,
> >>some referencing the Bentley manual, but in the end
> it took me parting
> >>out a car to find it.  About the size of 2 normal
> relays, with venting
> >>for the heat, and clipped to the underside of the
> front of the 
> >>dashboard.  In my case, it was probably bad contact
> at the pins, and
> >>plugging/unplugging it a few times after spraying
> it with a good quality
> >>contact cleaner/enhancer did the trick.  I have a
> spare if you need
> >>it.  BTW, it's a couple of hundred bucks, I
> think, at the dealer.
> >>    
> >>
> >
> > John
> >
> >My instrument cluster lights are still out along with
> the diff-lock warning light.
> >
> >John, could you please point me to where exactly are
> those 2 relays you mentioned.
> >
> >Are they right above the glove comparment box?
> >If so, I guess the glove compartment box along with
> plastic cover above it would need to be removed to get to
> it?
> >
> >I did, however, found 2 relays of normal size as you
> described next to each other clipped on the underside of the
> dashboard right below to the left of the instrument cluster.
> >
> >With the driving lights on, one of the relays (a black
> one), shut the underdash lights off when pulled.
> >
> >The second relay, brown one with no part # logo, had no
> effect on the vehicle when pull out from its the harness. Is
> this the relay that perhaps you are refering to? If so can I
> jumper it and which contacts should I jumper to see if
> instrument cluster lights and diff locks lights come on?
> >
> >Thank you in advance for your input.
> >
> >Louis
> >
> >
> >--- On Wed, 10/15/08, L DC <ldc007usa at yahoo.com>
> wrote:
> >
> >  
> >
> >>From: L DC <ldc007usa at yahoo.com>
> >>Subject: Re: '86 5KTQ instrument cluster lights
> out
> >>To: "quattrolist"
> <quattro at audifans.com>, john at westcoastgarage.net
> >>Date: Wednesday, October 15, 2008, 11:04 PM
> >>Thank you all for your responses. I will look into
> the
> >>dimmer control next to see if there is the problem.
> I also
> >>have a spare dimmer (trip computer) that will swap
> to see if
> >>that does the trick.
> >>
> >>John, should the '86 5KTQ share the same relays
> as
> >>found as in the '87 model you mentioned, does
> the
> >>glovebox need to be removed to get to it?
> >>
> >>Thank you all again.
> >>
> >>LDC   
> >>    
> >>
> >
> >
> >
> >
> >      
> >  
> >
> There's one relay, double sized and with a lot of
> cooling holes, and I 
> accessed it by removing the glove box and dropping the
> panel above it.  
> I think it's toward the left side of the opening, but
> I'm not sure.  I 
> later went back in without dropping the panel, IIRC.  The
> trick part was 
> hanging the relay back in the correct location so it was
> secure ........ 
> You can't see what you're doing!
> 
> John