Pinpoint Test QA: Unable to Activate Self-Test/Network Communication Error: Introduction: Notes
WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2005 Mercury Sable, 2005 Mercury Mountaineer, 2005 Mercury Monterey, 2005 Mercury Montego, and 2005 Mercury Mariner. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
PCM diagnostic tool protocol is dependent upon vehicle application and configuration. Refer to SYSTEM WIRING DIAGRAMS
for module and connector locations. REFER to MODULE COMMUNICATIONS NETWORK
for description and operation information.
PCM COMMUNICATION PROTOCOL AND VREF INFORMATION TABLE
| Application | Engine | PCM Protocol | Measure the PCM VREF at: |
|---|---|---|---|
| Aviator | All | SCP | TPS |
| E-150/E-250 4.6L | All | CAN | FRP |
| Excursion | All | SCP | TPS |
| Explorer Sport Trac | All | SCP | TPS |
| Explorer/Mountaineer 4.6L | All | CAN | FRP |
| F-150 | All | CAN | FRP |
| Ford GT | All | SCP | TPS |
| Freestar/Monterey | All | SCP | TPS |
| Lincoln LS/Thunderbird | All | CAN | FRP |
| Ranger | All | SCP | TPS |
| Taurus/Sable | All | CAN | TPS |
| All others | All | CAN | FRPT |