RE: turn-signal, temp guage, and oil pres. warning probs

["Mike Miller (Volt) (Exchange)" <a-mikemi@Exchange.MICROSOFT.com>]

Do the 86 4000's need to have the tail lights individually grounded like
the earlier 4000's?? If so, might check that area. My (sold) 81 4000 5+5
had several appearantly unrelated electrical problems until I did this.

mike
91 200Q

>----------
>From: 	Duff, Ian[SMTP:iduff@charter.com]
>Sent: 	Wednesday, August 07, 1996 9:19 AM
>To: 	'quattro@coimbra.ans.net'; 'nicholls@mikey.convex.com'
>Subject: 	RE: turn-signal, temp guage, and oil pres. warning probs
>
>I suspect you're right WRT the relays and senders, but you could have
>wierd grounding gremlins at work. Try checking the contacts for dirty
>connectors, maybe the relays and senders are OK after all, just not
>getting juice the right way.
>
>Ian Duff, 1990 Coupe quattro 20v, Red/Black
>
>Home: New Bedford, MA, USA
>Work: Charter Systems, Inc., Waltham, MA, USA
>
>>----------
>>From: 	nicholls@mikey.convex.com[SMTP:nicholls@mikey.convex.com]
>>Sent: 	Wednesday, 07 August, 1996 11:29 AM
>>To: 	quattro@coimbra.ans.net
>>Subject: 	turn-signal, temp guage, and oil pres. warning probs
>>
>>My '86 4000S has an intermittent turn-signal failure.  When the problem
>>happens, if I try to activate either the left or right turn-signal,
>>the dashboard turn-signal indicator stays lit (doesn't blink) and
>>none of the external turn-signals light up.  Also, activating the
>>hazard switch doesn't do anything.
>>
>>Sometimes the problem happens as soon as I start the car.  Sometimes
>>it happens after I've been driving awhile.  Sometimes the problem
>>goes away after a few minutes.  Sometimes the problem doesn't go
>>away until the next time I drive the car.
>>
>>Also, the coolant temperature guage reads 0 all the time.  Except,
>>once, after I drove home, I noticed that it was working.  That was
>>about 2 days ago and it hasn't worked since.  I don't know if this
>>could be related to by turn-signal problem.
>>
>>Also, the oil pressure warning light (and buzzard) occasionally
>>turn on for a few seconds.  Even though the oil pressure guage
>>looks normal (3 - 4 Bars while driving).  The oil and filter
>>were recently changed.  I don't know if this is related to the
>>above problems.
>>
>>I hope the turn-signal problem is just a faulty relay and that
>>the temp guage and oil pressure warning problems are just faulty
>>sender units.  But, could this be a more subtle electrical prob?
>>
>>Any advice will be greatly appreciated.
>>
>>Sam Nicholls <nicholls@rsn.hp.com>
>>'86 4000S (with only 40K miles thanks to the busted odometer 8-)
>>
>