BMW 730d DSC ABS Warning Light
The DSC and ABS warning lights on E65/E66 can indicate wheel speed sensor failure, ABS ring damage, hydraulic unit pump faults or the DSC control module. Wheel speed sensors and tone rings are the most common cause. Always scan for specific fault codes before replacing the expensive hydraulic unit.
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No commonly reported misdiagnoses for this fault yet. If you have replaced a part that did not fix this BMW 7 Series 2002 problem, submit a wrong diagnosis report — it helps other drivers avoid the same costly mistake.
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