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EFI-445 airpump code

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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850oldschool
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Year and Model: 1996 850 NA
Location: Minneapolis, MN
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EFI-445 airpump code

Post by 850oldschool »

What does it mean?
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misha
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Year and Model: '97 850 2.5 20v
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Post by misha »

'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

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jreed
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Year and Model: '97 Volvo 855 GLT
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Post by jreed »

I've had that P0445 code too, and there are several hoses and valves that can crack or clog and cause it. There are descriptions of various items to check here: viewtopic.php?t=65783
1997 855 GLT (Light Pressure Turbo) still going strong. Previous: 1986 240 GL rusted out in '06, 1985 Saab 900T rusted out in '95, 1975 Saab 99 rusted out in '95, 1973 Saab 99 rusted out in '94

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erikv11
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Post by erikv11 »

That's an EVAP code, not an SAS (i.e. air pump) code. I'd check all the EVAP hoses first, especially near the canister.
'95 854 T-5R, Motronic 4.4, 185k
'98 V70, T5 tune-injectors-turbo, LPT engine, 304k, daily driver
'06 S60 R, 197k
'07 XC70, black, 205k
'07 XC70, willow green, 212k
'99 Camry V6 :shock: 153k
gone: '96 NA 850 210k, '98 NA V70 182k, '98 S70 NA 225k, '96 855 NA 169k

850oldschool
Posts: 392
Joined: 19 October 2019
Year and Model: 1996 850 NA
Location: Minneapolis, MN
Been thanked: 45 times

Post by 850oldschool »

erikv11 wrote: 27 Jul 2022, 08:50 That's an EVAP code, not an SAS (i.e. air pump) code. I'd check all the EVAP hoses first, especially near the canister.
Hmm... interesting.

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