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s90 1998 check engine light on

Help, Advice, Owners' Discussion and DIY Tutorials on all Volvo's "mid era" rear wheel drive Volvos.

1975 - 1993 240
1983 - 1992 740
1982 - 1991 760
1986 - 1991 780
1990 - 1998 940
1990 - 1998 960
1997 - 1998 V90/S90

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steelfish
Posts: 39
Joined: 10 January 2009
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s90 1998 check engine light on

Post by steelfish »

Hi everyone, well i pulled the the plug for the maf cause i herd you can check if its good or not, i pluged it back half way in when the engine was runing but the engine seem to stall ( stalling is why i was checking in the first place) anyway the check engine light came on and stays on now for about 15 mi. is it true this might reset itself if you keep driving for x amount of miles if the maf is good. any way just thought id ask, thanks. alan from san diego (carlsbad)

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billofdurham
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Year and Model: 855, 1995
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Post by billofdurham »

It is normal for the Check Engine Light (CEL) to come on when the MAF is disconnected.

Usually the CEL stays on until it is reset using a scanner.

I have heard that the CEL can sometimes be reset by disconnecting the battery for a few minutes but I have never tried that. If you do decide to try it make sure you have your radio code.

Bill.
Work was good - retirement is better.

1996 850GLT 2.5 20v Estate Manual.
1995 Peugeot Boxer 2.5Tdi Autosleeper.
Previously:
1984 244DL, Manual, Beige.
1987 744GLE, Manual, Green.
1991 960 3.0 24v, Auto, Silver.
1994 940T Wentworth, Auto, Blue.

steelfish
Posts: 39
Joined: 10 January 2009
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Location:

Post by steelfish »

thanks Bill I might try disconecting the battery, alan

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