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Flashing check engine

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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beasty918
Posts: 8
Joined: 22 June 2012
Year and Model: 2001
Location: usa

Flashing check engine

Post by beasty918 »

I just changed a coil pack my car was running fine after that now my check engine light is flashing and I have a slight vibration in the car and when I accelerate she have no power at all...

Ozark Lee
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Joined: 7 September 2006
Year and Model: Many Volvos
Location: USA Midwest
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Post by Ozark Lee »

The flashing CEL indicates a misfire which also matches your symptoms. Usually it is ignition but it could also be indicative of a burnt valve. Read the codes to see which cylinder is misfiring and then try swapping the coil for that cylinder with another cylinder and see if the misfire code moves along with the coil or if it stays with the cylinder.

...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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