BTDT. I had the dealer replace the sensor, but kept the old one. Sure enough same problem. I had them put the old one back and ran a new set of wires from the sensor to the dash. Get used to it. These cars are where old Lucas (the prince of darkness) electrics go to die. I also have an intermittant ...

I imported a 94 850 turbo wagon from the US into Canada. There is a different light switch that implements the DRL. Go to the stealership and buy it if you can't get it from fcp. It was ~$38CDN in 1996. Unplug the old one and plug in the new one. As an aside, on my 2000 BMW 540, the DRL is a softwar...