Pinpoint Test A: Powertrain Control Module (PCM) Power Relay: Introduction

This pinpoint test is intended to diagnose the following:

• harness circuits: B+, ISP-R, PCMRC and VPWR
• PCM power relay
• PCM

Fig 1: Powertrain Control Module Power (PCM Power) Relay Connector

Courtesy of FORD MOTOR CO.

Fig 2: Powertrain Control Module (PCM) Connector

Courtesy of FORD MOTOR CO.