Pinpoint Test AS: Loss of Communication With The Fuel Injector Control Module (FICM): Introduction

This pinpoint test is intended to diagnose the following:

• FICM relay
• harness circuits: B+, CAN2+, CAN2-, IGN START/RUN, FICM Vehicle Power, FICM Control and GND
• FICM
• powertrain control module (PCM)

Fig 1: Fuel Injector Control Module (FICM) Relay Connector

Courtesy of FORD MOTOR CO.

Fig 2: Fuel Injector Control Module-C (FICM-C) Connector

Courtesy of FORD MOTOR CO.

Fig 3: Powertrain Control Module (PCM) Connector

Courtesy of FORD MOTOR CO.