Pinpoint Test BB: The Front Display Interface Module (FDIM) Is Completely Inoperative - Vehicles Without Navigation

2012 Ford F 150 2WD V8-6.2LSECTION Pinpoint Test BB: The Front Display Interface Module (FDIM) Is Completely Inoperative - Vehicles Without Navigation



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Pinpoint Test BB: The Front Display Interface Module (FDIM) Is Completely Inoperative - Vehicles Without Navigation


Normal Operation

The Front Display Interface Module (FDIM) receives power at all times. The ignition switch position message is broadcast to the FDIM (Front Display Interface Module) by the Smart Junction Box (SJB) via the Medium Speed Controller Area Network (MS-CAN).

This pinpoint test is intended to diagnose the following:

- Communication network concern

- FDIM (Front Display Interface Module)

PINPOINT TEST BB : THE FDIM (Front Display Interface Module) IS COMPLETELY INOPERATIVE - VEHICLES WITHOUT NAVIGATION

BB1 CHECK FOR SCAN TOOL COMMUNICATION WITH THE FDIM (Front Display Interface Module)

- Ignition ON.

- Carry out the network test using the scan tool.

Does the scan tool communicate with the FDIM (Front Display Interface Module) ?

Yes
GO to BB2.
No
REFER to Information Bus.

BB2 CHECK FOR CORRECT FDIM (Front Display Interface Module) OPERATION

- Ignition OFF.

- Disconnect the FDIM (Front Display Interface Module) connector.

- Check for:
- corrosion

- damaged pins

- pushed-out pins


- Connect the FDIM (Front Display Interface Module) connector and make sure it seats correctly.

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

Is the concern still present?

Yes
INSTALL a new FDIM (Front Display Interface Module). REFER to Front Display Interface Module (FDIM) . TEST the system for normal operation.
No
The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.