23
E46iCCVM/ST039/3/21/00
System Operation
Pre-Conditions for Soft Top Operation
• Ignition Key in position “R” - (Except for comfort operation)
• Road Speed < 2.5 MPH
• Hydraulic unit temperature < 95 degrees
• Trunk Lid closed
• Top storage compartment floor in lower position with top raised
• No hard top installed with top lowered
In addition, there must be no faults present at
any of the switch inputs or outputs.
Top Lowering Sequence
Top Switch Pressed “Open”
• CVM activates the top lock motor and the top
is unlocked and raised past the tension point
(LED switch flashing).
• At the same time, the CVM signals the GM to
lower the windows (if closed) for approximate-
ly 1.5 seconds.
• Top lock motor is switched OFF - signal from tension point hall sensor.
ART-TOPDOWN1
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