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Home >> Ford >> 2003 >> Cutaway 7.3 F >> Repair and Diagnosis >> External Pages >> Different car >> Section 2499 (Steering Column Switches -- F250-F550 Super Duty) >> Diagnosis And Testing >> Steering Column Switches >> Pinpoint Tests >> Pinpoint Test B: No Power in ACC >> Normal Operation

Normal Operation

WARNING: This page is about a different car, the 2010 Ford Pickup, 2010 Ford F550 Super Duty, 2010 Ford F450 Super Duty, and 2010 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

When the ignition switch is placed in the ACC position fused ignition voltage is sent to Smart Junction Box (SJB) fuse 43 (10A), 45 (5A) and the internal logic of the SJB  for ACC circuit monitoring.

This pinpoint test is intended to diagnose the following: 

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