Operation CHARM
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2002
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Z4 Roadster (E85) L6-2.5L (M54)
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Repair and Diagnosis
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Power and Ground Distribution
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Description and Operation
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System Components
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Bus Systems
Bus Systems
Bus Systems
The bus system of the (E85) Z4 is based on the K-Bus, PT CAN and the D-Bus of the E46. The byte flight optical bused system is based on the E65.