Pinpoint Test A : The IPC Is Inoperative

WARNING: This page is about a different car, the 2016 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.

A1 PERFORM THE NETWORK TEST FOR ALL MODULES
- Ignition ON.
- Using a diagnostic scan tool, perform the network test.
- Verify whether the IPC passed the network test.
Do all equipped modules pass the network test?

Yes GO to A2.

No REFER to Module Communications Network .

A2 PERFORM THE IPC SELF-TEST
- Using a diagnostic scan tool, perform the IPC self-test.
- Check for recorded DTCs from the IPC self-test.
Are any DTCs recorded?

Yes REFER to DTC Chart: IPC .

No GO to A3.

A3 CHECK FOR CORRECT IPC OPERATION

Disconnect and inspect the IPC connector.

Repair:
- corrosion (install new connector or terminals - clean module pins)
- damaged or bent pins - install new terminals/pins
- pushed-out pins - install new pins as necessary

Reconnect the IPC connector. Make sure it seats and latches correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes	CHECK OASIS for any applicable TSBs. If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no TSBs address this concern, Refer to IPC Hardware Testing .
No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.