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Home >> Ford >> 2000 >> Taurus LX, 3.0 2, AX4N >> Repair and Diagnosis >> External Pages >> Different car >> Section 1548 (Windows And Glass - Glass, Frames And Mechanisms) >> Diagnosis And Testing >> Glass, Frames and Mechanisms >> Pinpoint Tests >> Pinpoint Test A: All Power Windows are Inoperative >> 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 Smart Junction Box (SJB) activates the accessory delay relay by grounding the coil side of the relay. The accessory delay relay then provides voltage to SJB  circuit breaker 47 (30A), which in turn provides voltage to circuit CBP47 (GN/BU) for the window control switches. The LH front window control switch is grounded through circuit GD149 (BK/GY).

This pinpoint test is intended to diagnose the following: 

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