LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Ford >> 2001 >> Focus S2 >> Repair and Diagnosis >> External Pages >> Different car >> Section 1848 (Module Communications Network -- F250-F550 Super Duty) >> Diagnosis And Testing >> Communications Network >> Principles of Operation >> Notes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Principles of Operation: Notes

WARNING: This page is about a different car, the 2006 Ford Pickup, 2006 Ford F550 Super Duty, 2006 Ford F450 Super Duty, and 2006 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

The vehicle has 3 module communications networks:

The diagnostic tool connects to the communications networks through the data link connector (DLC). The DLC allows a diagnostic tool access to diagnose and test the vehicle systems of any module on the communications networks.