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Fuel pump relay age Topic is 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
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C1ph3r
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Fuel pump relay age

Post by C1ph3r »

Hey guys. I just recently purchased my first Volvo. Its a 1999 V70 T5 and I am working through the stage 0 items along with some other things.

Admittedly in my almost 30 years of car ownership I have never had an issue with a part like this and normally wouldn't give it a second thought. But I have read a lot of snippets about this being a part that should be replaced as a preventative measure.

In my research I have found the RobertDIY youtube channel and many other great resources. In one of Robert's video he mentions checking the age on the fuel pump relay date and suggest replacing it if it's over 10 years old as a prevention. Mine was actually made in 1999 so I replaced it. Well, the one I ordered from FCP was actually manufactured in 2016. So I am already at a 6 year old part. Granted it is new and never been installed.

Is the advice of replacing them at 10 years based on actual installed and used life span? I cant imagine a part like this "loosing" years of serviceable life from sitting on a shelf. Like any mechanical part, I can see a relay wearing out after decades of use though.

Thanks,
A.W.
1999 Volvo V70 T5
1970 Chevrolet C10
2006 Acura RSX
2016 Subaru Impreza
1975 Honda CB360t

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abscate
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Post by abscate »

Ah, you’ve been caught by the “ bastards”

Fuel pump management changed in 1999 and the relays live longer. I run four 1999s all in original relays
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C1ph3r
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Year and Model: 1999 V70T5
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Post by C1ph3r »

abscate wrote: 10 Jan 2022, 13:19 Ah, you’ve been caught by the “ bastards”

Fuel pump management changed in 1999 and the relays live longer. I run four 1999s all in original relays
LOL. awesome. good to know. Well I guess I have a spare now just in case. Thanks for the information.
1999 Volvo V70 T5
1970 Chevrolet C10
2006 Acura RSX
2016 Subaru Impreza
1975 Honda CB360t

scot850
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Post by scot850 »

If you have space. leave the spare in the glovebox just in case.

Neil.
2006 V70 2.5T AWD Polestar tune
2000 V70 R - still being an endless PITA
2006 XC70 - Our son now has this and still parked in our garage
2003 Toyota 4Runner V8 Limited
2015 Kia Sportage EX-L - Sold
1993 850 GLT -Sold
1998 V70 XC - Sold
1997 Volvo 850 SE NA - Went to niece in California - Sold
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C1ph3r
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Post by C1ph3r »

scot850 wrote: 11 Jan 2022, 05:52 If you have space. leave the spare in the glovebox just in case.

Neil.
Indeed. Exactly where it went. Plenty of room in there now since I haven't owned it log enough yet to fill it up with the crap that always seems to fill up a glove box over time. :lol:
1999 Volvo V70 T5
1970 Chevrolet C10
2006 Acura RSX
2016 Subaru Impreza
1975 Honda CB360t

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