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Home >> Lincoln >> 2012 >> MKZ Hybrid >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Seat System - Seats >> Diagnosis And Testing >> Seats >> Pinpoint Tests >> Pinpoint Test O: The Power Lumbar is Inoperative - Driver >> Normal Operation

Normal Operation

The seat control switch is supplied battery voltage and ground. When the lumbar button (part of seat control switch) is pressed, voltage and ground are supplied to the power lumbar motor to move the lumbar mechanism in or out.

This pinpoint test is intended to diagnose the following: 

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