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Home >> Lincoln >> 2010 >> MKZ AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1233 (Sunroof - Roof Opening Panel) >> Diagnosis And Testing >> Roof Opening Panel >> Pinpoint Tests >> Pinpoint Test E: The Roof Opening Panel Does Not Open or Close >> Normal Operation

Normal Operation

WARNING: This page is about a different car, the 2010 Mercury Mariner and 2010 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.

The roof opening panel motor receives voltage at all times through circuit SBP04 (GN/RD) and voltage from circuit CBP41 (BU) when the ignition switch is in the ACC or ON position. The roof opening panel module is grounded through circuit GD182 (BK/GY). The roof opening panel motor supplies a common ground circuit to the roof opening panel control switch through circuit CPR39 (VT/WH). When the rear portion of the roof opening panel switch is pressed, a ground signal is sent to the roof opening panel motor through circuit CPR40 (YE/OG) which causes the roof opening panel to open. When the front portion of the roof opening panel switch is pressed, a ground signal is sent to the roof opening panel motor through circuit CPR31 (VT/BN) which causes the roof opening panel to close (or tilt if roof opening panel glass is already in the fully CLOSED position).

This pinpoint test is intended to diagnose the following: 

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