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Key Fobs...mystery solved

Help, Advice and DIY Tutorials on Volvo's P80 platform cars -- Volvo's 1990s "bread and butter" cars -- powered by the ubiquitous and durable Volvo inline 5-cylinder engine.

1992 - 1997 850, including 850 R, 850 T-5R, 850 T-5, 850 GLT
1997 - 2000 S70, S70 AWD
1997 - 2000 V70, V70 AWD
1997 - 2000 V70-XC
1997 - 2004 C70

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Wingman45
Posts: 15
Joined: 13 April 2008
Year and Model: '98 T-5 V70R
Location: Culpeper, VA

Key Fobs...mystery solved

Post by Wingman45 »

I have seen the question on many different posts here... so many, that I just want to put this out front for all to see. If someone else came to this conclusion already... sorry. It was new to me. :wink:

ANSWER #1) PRE '96 THE CAR LEARNS THE REMOTE'S SIGNAL

ANSWER #2) AS LONG AS THE FCC # ON THE KEY FOB IS THE SAME, THE SAME REMOTE CAN BE PROGRAMMED FOR MORE THAN ONE CAR...MAYBE AN INFINITE NUMBER?

I programmed (2) '94 850s with the same remote. With one click, both cars will lock and unlock at the same time if parked next to each other.

Hope this can help someone consolodate remotes![/quote]

MadeInJapan
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Year and Model: '98 S70 T5 '07S40T5
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Post by MadeInJapan »

Nice info but for some of us this is old news...you can program up to 3 FOBs at once!
Regards,
MIJ
'98 S70 T5 Emrld Grn Met/Beige Tons of Upgrades Mobil-1
'04 V70 2.5T Red/Taupe Some Upgrades Mobil-1
'07 S40 T5 AWD 6 speed manual! Silver/Black Stage1 Heico & Elevate
'07 S60 2.5T Blue/Taupe- my kid's Volvo

Wingman45
Posts: 15
Joined: 13 April 2008
Year and Model: '98 T-5 V70R
Location: Culpeper, VA

Post by Wingman45 »

MadeInJapan wrote:Nice info but for some of us this is old news...you can program up to 3 FOBs at once!
Regards,
MIJ
True... but lots of people were questioning if the same remote could be used on multiple vehicles etc.

MadeInJapan
MVS Moderator
Posts: 13434
Joined: 31 March 2005
Year and Model: '98 S70 T5 '07S40T5
Location: Knoxville, TN American but born in Japan
Has thanked: 17 times
Been thanked: 35 times

Post by MadeInJapan »

It could happen, but the receiver (in the car) would have to be identical and with the same frequency for this to happen. Actually, the remotes are never programmed (contrary to popular opinion), the car's receiver is what's programmed to the key FOBs.
'98 S70 T5 Emrld Grn Met/Beige Tons of Upgrades Mobil-1
'04 V70 2.5T Red/Taupe Some Upgrades Mobil-1
'07 S40 T5 AWD 6 speed manual! Silver/Black Stage1 Heico & Elevate
'07 S60 2.5T Blue/Taupe- my kid's Volvo

Wingman45
Posts: 15
Joined: 13 April 2008
Year and Model: '98 T-5 V70R
Location: Culpeper, VA

Post by Wingman45 »

That's what I thought too....maybe I've got a fluke, but it's nice to only need one remote for both cars! I guess if you had 10 cars, all the same year and model etc, that you could use the same fob for all of them! (Providing the factory fobs all had the same FCC ID #)

MadeInJapan
MVS Moderator
Posts: 13434
Joined: 31 March 2005
Year and Model: '98 S70 T5 '07S40T5
Location: Knoxville, TN American but born in Japan
Has thanked: 17 times
Been thanked: 35 times

Post by MadeInJapan »

Question is...even if the key FOB works, does the actual key start the car? If so, then it's a 1 in several thousands chance but nice if you own both of those cars! :D
'98 S70 T5 Emrld Grn Met/Beige Tons of Upgrades Mobil-1
'04 V70 2.5T Red/Taupe Some Upgrades Mobil-1
'07 S40 T5 AWD 6 speed manual! Silver/Black Stage1 Heico & Elevate
'07 S60 2.5T Blue/Taupe- my kid's Volvo

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