Lincoln Navigator: Information and Entertainment System - General Information - Vehicles With: SYNC 4 / Telematics Control Unit (TCU) Module. Removal and Installation
Removal
NOTE:
Removal steps in this procedure may contain installation details.
NOTE:
If installing a new module, it is necessary to upload the
module configuration information to the scan tool prior to removing the
module. This information must be downloaded into the new module after
installation.
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Using a diagnostic scan tool, begin the PMI process for the TCU following the on-screen instructions.
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Remove the front floor console.
Refer to: Floor Console (501-12 Instrument Panel and Console, Removal and Installation).
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Disconnect the connectors, remove the push pins and the TCU .
Installation
-
To install, reverse the removal procedure.
-
NOTE:
This step is only necessary if replacing the TCU .
Using a diagnostic scan tool, complete the PMI process for the TCU following the on-screen instructions.
Special Tool(s) /
General Equipment
Interior Trim Remover
Removal
Upper USB cable
Remove the ACM .
Refer to: Audio Front Control Module (ACM) (415-00 Information and
Entertainment System - General Information - Vehicles With: SYNC 4,
Removal and Installation)...
Removal
NOTE:
Removal steps in this procedure may contain installation details.
Remove the instrument panel.
Refer to: Instrument Panel (501-12 Instrument Panel and Console, Removal and Installation)...
Other information:
Removal
NOTE:
Removal steps in this procedure may contain installation details.
Disconnect the electrical connector and remove the A/C pressure transducer.
Torque:
71 lb.in (8 Nm)
Installation
To install, reverse the removal procedure...
NOTE:
Make sure the test is performed with the engine at
60.8
°F (
16
°C) or above.
Make sure the battery is fully charged. For additional information, refer to: Specifications (414-01 Battery, Mounting and Cables, Specifications)...