Lincoln Aviator: Four-Wheel Drive Systems / Removal and Installation - All Terrain Control Module (ATCM)
Special Tool(s) /
General Equipment
Removal
NOTE:
Removal steps in this procedure may contain installation details.
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Selectable Drive Mode Switch (Console rotary type)
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Release the retainers and remove the LH floor console side trim panel.
Use the General Equipment: Interior Trim Remover
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Release the retainers and remove the RH floor console side trim panel.
Use the General Equipment: Interior Trim Remover
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Open the center console arm rest panel.
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Remove the FCIMB.
Refer to: Front Controls Interface Module B (FCIMB) (415-00 Information and Entertainment System - General Information, Removal and Installation).
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Remove both top console side panel bolts.
Torque:
22 lb.in (2.5 Nm)
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Remove both top console side trim panels.
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Remove the bolts.
Use the General Equipment: Interior Trim Remover
Torque:
22 lb.in (2.5 Nm)
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Release the retainers and remove the RH and LH floor console side trim panels.
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Remove both floor console bolts.
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Remove the bolts.
Torque:
28 lb.in (3.2 Nm)
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Remove the screws.
Torque:
17 lb.in (1.9 Nm)
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Release the clips, detach the console top panel,
disconnect the electrical connectors and remove the console top panel.
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Remove the module.
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Remove the screws.
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Remove the switch.
Torque:
17 lb.in (1.9 Nm)
Installation
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To install, reverse the removal procedure.
Activation
Update the AWD (all-wheel drive) module to the
latest calibration available. Module reprogramming will erase stored
transfer case clutch kiss point values and initiate rapid kiss point
learn procedure...
Special Tool(s) /
General Equipment
Interior Trim Remover
Removal
NOTE:
Removal steps in this procedure may contain installation details...
Other information:
Leak Check Test
With the vehicle in NEUTRAL, position it on a hoist. REFER to: Preliminary Inspection (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Diagnosis and Testing).
Inspect the gasket and sealing areas for evidence of leakage...
System Operation
System Diagram - DCDC
Item
Description
1
Ignition Switch
2
PCM
3
SOBDMC
4
BCM
5
BECM
6
DCDC
7
High Voltage/Low Current Fuse
8
12V Battery Monitoring Sensor
Network Message Chart
DCDC Network Input Messages
Broadcast Message
Originating Module
Message Purpose
DCDC
HEV wake up enable
BECM, BCCM (battery charger control module) ( PHEV only)
Command to enable the DCDC
DCDC
HEV wake up enable
SOBDMC
Hard wired command to enable the DCDC
High voltage input
SOBDMC
Voltage measured at SOBDMC used to compare with voltage at the DCDC...