Saturday, January 16, 2010

How can I permanently disengage the DSC (Dynamic Stabilization Control) on my BMW?

I've had several near head on accidents when the DSC has engaged (braking) while trying to pass on a 2-lane road. To add insult to injury, I've had to replace DSC electronic module twice.





Can I permanently remove this over-engineered safety hazard or do simply have to remember to disengage it every time I start the car?How can I permanently disengage the DSC (Dynamic Stabilization Control) on my BMW?
It's unlikely that the DSC module is defective, especially given its replacement history. It's far more likely that if there's a problem it's one of the sensors sending information to the DSC module.





Assuming you're on a straight road when you're pulling out to overtake, the only legitimate reason for the DSC to engage would be wheelspin, and that would be traction control function more than anything else. It would lead me to be checking the wheel speed sensors, their sensor rings, and the wiring to them as the most likely issue. I'm assuming, too, that the DSC warning light is flashing when this is happening? If it's not, and it's your feeling that the brakes are engaging, then there might be other problems.





I would encourage you to try a different mechanic. If the car's under warranty, you need to discuss with the service manager at the dealer, and possibly get the zone service rep from BMW involved.





You don't mention the model of BMW you have, nor the specifics of the road conditions where this has occurred. Just to consider other possibilities, is it possible that you're driving aggressively, especially in low-traction conditions, and that the DSC intervention is actually doing its job properly? It might be reining in acceleration, but is that because the car might otherwise be close to losing traction, resulting in wheelspin, or the back end starting to slide?





While turning off DSC manually is certainly an option, if it's working properly, and the car is being driven sensibly, then it's very rare for DSC to intervene in normal driving. It's mostly there to save you when the situation is precarious and unexpected, so routinely disengaging it is neither desirable nor necessary.How can I permanently disengage the DSC (Dynamic Stabilization Control) on my BMW?
There something wrong with your vehicle, at speed under accel the dsc rarely acts once you are at speed. There is no reason it will will engage unless the DSC sees will slip. If you car has a DSC or DTC button you can press that. This will dumb down the intervention. As for permanently there isn't away because you loose all safety functions of the vehicle.

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