I'm not sure....but i think that there you should have battery voltage.
However....you don't have output from the alternator.Replacement should give you a proper 13.8-14.2v at idle.
850 dash warning lights Topic is solved
- misha
- Posts: 5379
- Joined: 7 December 2008
- Year and Model: '97 850 2.5 20v
- Location: Serbia
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Re: 850 dash warning lights
'97 850 2.5 20v / fully equipped / Motronic 4.4 from the factory / upgraded with S,V,C,XC70 instrument cluster / polar white wagon
History of Volvos in the family:
'71 144 S
'73 144 De Luxe
'78 244 DL
'78 244 DL
'79 244 GLE
'85 340 GLS
History of Volvos in the family:
'71 144 S
'73 144 De Luxe
'78 244 DL
'78 244 DL
'79 244 GLE
'85 340 GLS
- Chuck W
- Posts: 1310
- Joined: 24 December 2014
- Year and Model: 97 854 T5
- Location: Indianapolis, IN
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Since you said that you didn't have a "Battery" light on, did you try grounding that this wire? Doing so should cause the battery(and other lights I mentioned in my post) to light. That would rule out any issues with that exciter circuit wiring.
'97 854 T5 - Manual Swap/M4.4/COP/NA cams/P2R Brakes/16T/ chassis bracing/ XC70 nose swap
'97 855 GLT - Hers. RN swap/16T/COP/VVT/exhaust/302s/Flashed M4.4/ chassis bracing/ 2 kid seats
'78 GLE - Waiting in the wings. Future whiteblock/T5 swap.
The Others- '83 TBird turbo, '85 Mercury Marquis LTS (1 of 134), '86 LTD Wagon, '81 Granada GL, '76 Beetle, '93 F-150 I6
'97 855 GLT - Hers. RN swap/16T/COP/VVT/exhaust/302s/Flashed M4.4/ chassis bracing/ 2 kid seats
'78 GLE - Waiting in the wings. Future whiteblock/T5 swap.
The Others- '83 TBird turbo, '85 Mercury Marquis LTS (1 of 134), '86 LTD Wagon, '81 Granada GL, '76 Beetle, '93 F-150 I6
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crlande
- Posts: 368
- Joined: 27 July 2013
- Year and Model: 240DL;850;S70
- Location: Lehigh Valley, PA
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OK everyone! I big thank you to misha with the knowledge and advice. After a few hours a day, after work, after brain clearing jogs, and in two days of rain, I have replaced alternator and fired her up today. No flickering dash lights. Consider this a fix! Hot damn! Thanks again misha! Nice directional guidance.
- misha
- Posts: 5379
- Joined: 7 December 2008
- Year and Model: '97 850 2.5 20v
- Location: Serbia
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I'm glad that you solved the problem. 
Do you have proper voltage readings now on both....alternator and battery terminals?
Do you have proper voltage readings now on both....alternator and battery terminals?
'97 850 2.5 20v / fully equipped / Motronic 4.4 from the factory / upgraded with S,V,C,XC70 instrument cluster / polar white wagon
History of Volvos in the family:
'71 144 S
'73 144 De Luxe
'78 244 DL
'78 244 DL
'79 244 GLE
'85 340 GLS
History of Volvos in the family:
'71 144 S
'73 144 De Luxe
'78 244 DL
'78 244 DL
'79 244 GLE
'85 340 GLS
- misha
- Posts: 5379
- Joined: 7 December 2008
- Year and Model: '97 850 2.5 20v
- Location: Serbia
- Has thanked: 152 times
- Been thanked: 402 times
Don't bother!
Whenever you have time.
I just wanted to check that problem is gone.
Whenever you have time.
I just wanted to check that problem is gone.
'97 850 2.5 20v / fully equipped / Motronic 4.4 from the factory / upgraded with S,V,C,XC70 instrument cluster / polar white wagon
History of Volvos in the family:
'71 144 S
'73 144 De Luxe
'78 244 DL
'78 244 DL
'79 244 GLE
'85 340 GLS
History of Volvos in the family:
'71 144 S
'73 144 De Luxe
'78 244 DL
'78 244 DL
'79 244 GLE
'85 340 GLS
- misha
- Posts: 5379
- Joined: 7 December 2008
- Year and Model: '97 850 2.5 20v
- Location: Serbia
- Has thanked: 152 times
- Been thanked: 402 times
Problem solved!
'97 850 2.5 20v / fully equipped / Motronic 4.4 from the factory / upgraded with S,V,C,XC70 instrument cluster / polar white wagon
History of Volvos in the family:
'71 144 S
'73 144 De Luxe
'78 244 DL
'78 244 DL
'79 244 GLE
'85 340 GLS
History of Volvos in the family:
'71 144 S
'73 144 De Luxe
'78 244 DL
'78 244 DL
'79 244 GLE
'85 340 GLS
-
crlande
- Posts: 368
- Joined: 27 July 2013
- Year and Model: 240DL;850;S70
- Location: Lehigh Valley, PA
- Has thanked: 1 time
- Been thanked: 36 times
Did not even need to swap the pulley as FCP recommended. Their special tool ( $7 CTA 8089 socket) would not have worked anyway. I grabbed a free loaner pulley tool kit from local Autozone but did not need to use that either as the FCP reman Bosch alternator had the same size pulley on it as my original alternator.
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