GL 320 CDI (164.822) V6-3.0L DSL Turbo (642.940) (2008)
Control Module: Description and Operation
GF28.19-P-3200GZ Transfer Case Control Unit, Component Description
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with CODE (430) Offroad package
The transfer case control unit is located in the front passenger footwell.
Task
The transfer case control unit monitors and shifts the transfer case according to:
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Vehicle speed
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Engine torque
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Cornering recognition
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Tire tolerances
The following control functions are performed by the transfer case control unit:
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Pre-control of the locking torque
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Slip-dependent lock control/slip control
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Lock actuation under braking, ABS/ESP control
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Lock overload protection
The following basic functions are performed by the transfer case control unit:
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Computation of engine torque
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Computation of vehicle reference speed
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Cornering recognition
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Tire tolerance recognition
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Flash programming
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Diagnosis
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Run-on
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Variant coding
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Calibration run