Pinpoint Tests: Notes
The Powertrain Control Module (PCM) Does Not Respond To The Diagnostic Scan Tool
Refer to Module Communications Network for schematic and connector information.
Refer to Electronic Engine Controls - 2.0L GTDI for schematic and connector information.
Refer to Electronic Engine Controls - 2.3L GTDI for schematic and connector information.
Normal Operation and Fault Conditions
The PCM communicates with the diagnostic scan tool through the HS-CAN1. An IDS session cannot be established if the PCM communication fails when attempting to identify the vehicle.
Possible Sources
- Fuse
- Wiring, terminals and connectors
- PCM