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P0505 check engine light on today!

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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gondwana
Posts: 21
Joined: 17 February 2009
Year and Model: 1998 V70 T5
Location: Pittsburg,CA

P0505 check engine light on today!

Post by gondwana »

Hey, just pulled code P0505 came up. recently installed new pcv system. what should i look for? Vacum leaks?







1998 V70 T5 170,000 miles

Ozark Lee
MVS Moderator
Posts: 14798
Joined: 7 September 2006
Year and Model: Many Volvos
Location: USA Midwest
Has thanked: 4 times
Been thanked: 75 times

Post by Ozark Lee »

P0505 is an idle air controller fault. When you serviced the PCV did you get the IAC valve electrical connector plugged all the way in?

...Lee
'94 850 N/A 5 speed
'96 Platinum Edition Turbo
Previous:
1999 V70XC - Nautic Blue - Totaled while parked.
1999 V70XC - RIP - Wrecked Parts Car.
1998 S70 T5
1996 850 N/A
1989 740 GLT
1986 740 GLT
1972 142 Grand Luxe

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