How to Use FCOM to Diagnose for Old Ford Mondeo 1993

How to Use FCOM to Diagnose for Old Ford Mondeo 1993

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FCOM supports both very old and the latest models. This article shows diagnostic session on 1993 Mondeo 2.5i using Ford EEC-IV system. The used diagnostic protocol is DCL/CART (Data communication link, Custom asynchronous receiver-transmitter). Unlike newer models diagnostics is available from “Special diagnostics” menu.

Preparations:

FCOM Ford OBD2 Diagnostic Software Download

How to Install FCOM Diagnostic Software on Window/Linux

Procedures:

You need to locate the OBD connector on old Ford,run FCOM software,click “OBD-II Connector Location”

Choose a car from this tree to view OBD-II connector location

Here select “Ford”

Select “Mondeo 1993-1994”,then click “Show Image”

This picture shows location of OBD-II connector in the selected vehicle

Now,you need follow the above location picture to plug your FCOM interface into the OBD-II port,then back to main menu.

Click “Special Diagnostic”

Select “EEC-IV()DCL” Diagnostics,then click “Go” to continue

Click “BtnIdentification”

Here you will see:

ROM Calibration ID:0xFF74

Protocol:CART

Bus Type:DCL

Back to control unit diagnostics menu,and select “Read Fault Code Memory”

Click “Clear Fault Codes”

Fault codes were successfully cleared.Please re-read faults code to be sure,that faults was removed.Note:If cause of fault is still present in car,faults will show up again immediately.

This article tech Supported by China OBD2,