Tests QA: Unable to Activate Self-Test/SCP Comm. Error/DTC Not Listed

NOTE
This Pinpoint Test is intended to diagnose the following:
- Standard Corporate Protocol (SCP) communication bus harness circuits: BUS+, BUS-, between DLC and PCM
- Data link connector harness circuits: Chassis ground, Power Ground (PWR GND), battery positive voltage (B+)
- Powertrain Control Module (PCM)

NOTE: Concerns found that affect the entire network are referred to in Module Communication Network.

Pinpoint Test Schematics and Connectors

Data Link Connector (DCL):

PCM Connector Pin Numbers:

2.0L (4V) Focus (TP):

2.0L 4V Escort, 2.0L Contour/Mystique (TP):

LS6/LS8 (TP):

All Others (TP):

Pinpoint Tests