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stability triangle

Help, Advice, Owners' Discussion and DIY Tutorials on S40 and V40. In this forum you'll find S40/V40-specific owners asking and answering questions on maintenance, ownership, repairs, tutorials and almost every do-it-yourself thing you can do to save money owning these Volvos.

1996 - 2004 S40
1996 - 2004 V40

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phils94850
Posts: 1156
Joined: 11 July 2006
Year and Model: 2009 s60 turbo
Location: Indiana
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stability triangle

Post by phils94850 »

i just got my wife a 2000 s40, 158k miles, anyways, i read and got the service light reset :) I notice which i guess is the stability control light will come on when you start the car and stay on and sometimes when you start the car it comes on and then goes off. ( like its suppose to ? )

Is there a way to check and see what the problem is or any known issues ? the switch for the stability control feels broken when i push on it. I read in the manual you can press and hold for a sec. and its suppose to shut the sys. off. Anyways.. any ideas ?
1996 Platinum Edition

keithatcpt
Posts: 51
Joined: 5 July 2007
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Post by keithatcpt »

The DSA system will show an error if any of the inputs to the DSA module are faulty. In my case, I had a faulty throttle position sensor. The problem manifested itself in other ways too, but the DSA light was on which was caused by the faulty TPS. Here is the diagram showing the inputs to the DSA module.



- Keith
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DSA_diagram.gif
DSA_diagram.gif (39.9 KiB) Viewed 716 times
2000 S40 184,000 miles
1999 Land Rover Discovery II (The Tank) 174,000 miles

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