1. Definitions of terms
WARNING: This page is about a different car, the 2013 BMW Z4, 2012 BMW Z4, 2011 BMW Z4, 2010 BMW Z4, and 2009 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.
REPAIR INSTRUCTIONS FOR HYDRAULIC SYSTEM OF SOFT TOP AND SOFT TOP COMPARTMENT LID
| Hydraulic system at zero pressure or Untensioned state: |
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Hydraulic system has no or only very low pressure |
| Mechanical operation: Emergency operation: |
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Observe Point 3 |
| Closed system: |
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Even "short circuiting" of lines is possible |
| Function check: |
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Refer to Operating Instructions |
| Short circuit (E46c only): |
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Hydraulic system cannot build up pressure Soft top can be moved |
| Function check: |
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Soft top must be secured! Move 2-3 times |
| Soft top stowed: |
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When the soft top is installed, it is in the closed soft top compartment |