2012 BMW Z4 sDrive Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2012 BMW Z4 sDrive
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2012 BMW Z4 sDrive Recalls
These vehicles use a vacuum pump to supply power assist to the braking system. Due to insufficient lubrication this vacuum pump may fail. Failure of the brake vacuum pump would result in a reduction in braking power that could increase the risk of a crash. In order to correct this concern, dealers will install a locking ring in the camshaft to retain the camshaft seal disk in the proper location. This will ensure proper oiling of the vacuum pump. Note: This recall is an expansion of an earlier recall.
These vehicles use a vacuum pump to supply power assist for the braking system. The vacuum pump can fail unexpectedly due to insufficient lubrication. This would reduce braking efficiency, increasing the risk of a crash. Dealers will make modifications to allow for proper lubrication of the vacuum pump in order to correct this concern.
Fluctuation of the electrical current within the electric power steering assist system can occur. This can lead to sudden loss of power steering assist, increasing the risk of a crash. Dealers will replace the steering assistance module on affected vehicles to correct this concern.