Section 71 (Engine Control System & Engine Component Tests - EEC-V - Diesel 7.3L (99F E Series & 99F F450/550)): Introduction: Notes

WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2002 Ford RV Cutaway, 2002 Ford Pickup, 2002 Ford F550 Super Duty, 2002 Ford F450 Super Duty, and 2002 Ford Excursion. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: References to Econoline include Cutaway and RV Cutaway. References to F250-550 include Cab & Chassis.

Since many computer-controlled and monitored components set a Diagnostic Trouble Code (DTC) if they malfunction, perform QUICK TEST in SELF-DIAGNOSTICS - EEC-V - DIESEL article. Service DTCs as necessary.

NOTE: Testing individual components does not isolate wiring harness shorts or open circuits. Perform all voltage tests with a Digital Volt-Ohmmeter (DVOM) with a minimum 10-megohm input impedance, unless stated otherwise in test procedure. Use ohmmeter to isolate shorted or open wiring harness.