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2001
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M5
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Repair and Diagnosis
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Bus System Troubleshooting - Overview - E36, E38, E39, E46, E52 & E53
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Bus System Troubleshooting
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Information and Body Bus (I and K bus)
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Troubleshooting The I/K Bus
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On E38 And E39/E53 High Version Vehicles:
On E38 And E39/E53 High Version Vehicles:
The LCM is the Master Controller of the I-bus. The IKE and MID/BMBT are Stand-by Controllers.
The GM is the Master Controller of the K-bus.