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BMW
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1994
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840Ci (E31) V8-3982cc 4.0L DOHC (M60)
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Repair and Diagnosis
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Heating and Air Conditioning
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Description and Operation
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Climate Control Systems, System Specific
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IHKA (Integrated Heating and Air Conditioning System)
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IHKA E31
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Blower Control
Blower Control
IHKA E31 BLOWER CONTROL
E31 blower control is the same as on E32 vehicles: the IHKA control module and final stage unit communicate to provide infinitely variable speed operation.