Pinpoint Test G: Powertrain Control Module (PCM) Does Not Respond To Diagnostic Tool

WARNING: This page is about a different car, the 2003 Mercury Marauder, 2003 Mercury Grand Marquis, and 2003 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Pinpoint Test G: Powertrain Control Module (PCM) Does Not Respond To Diagnostic Tool (G1-G2)

Courtesy of FORD MOTOR CO.

Fig 2: Pinpoint Test G: Powertrain Control Module (PCM) Does Not Respond To Diagnostic Tool (G3-G4)

Courtesy of FORD MOTOR CO.