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Home >> Lincoln >> 2009 >> MKX FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1094 (Handles, Locks, Latches And Entry Systems) >> Diagnostic Tests >> Locks, Latches and Entry Systems >> Pinpoint Tests >> Pinpoint Test D: All Door Locks Are Inoperative From One Switch >> Normal Operation

Normal Operation

WARNING: This page is about a different car, the 2007 Lincoln MKX and 2007 Ford Edge. However, it is still accessible from the selected car via links, so may be relevant.

The smart junction box (SJB) sends voltage signals to the door lock control switches through circuits CPL42 (GY/YE) and CPL43 (VT/GY) for the lock and unlock requests, respectively. When the LOCK or UNLOCK switch is pressed, the voltage signal is routed to ground. Ground for the LH door lock control switch is provided through circuit GD133 (BK), and the RH side through circuit GD140 (BK/GN).

This pinpoint test is intended to diagnose the following:

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