Lincoln Aviator: Climate Control System - General Information / Removal and Installation - Heating, Ventilation and Air Conditioning (HVAC) Control Module
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.
Using a diagnostic scan tool, begin the PMI process for the HVAC control module following the onscreen instructions.
-
Remove the driver knee air bag.
Refer to: Driver Knee Airbag (501-20B Supplemental Restraint System, Removal and Installation).
-
Remove the bolt and the HVAC control module.
-
Disconnect the electrical connector.
Torque:
22 lb.in (2.5 Nm)
Installation
-
To install, reverse the removal procedure.
-
NOTE:
This step is only necessary when installing a new component.
Using a diagnostic scan tool, complete the PMI process for the HVAC control module following the on-screen instructions.
Removal
NOTE:
If a heater core leak is suspected, the heater core must be leak tested before it is removed from the vehicle.
Remove the climate control housing...
Removal
Release the clips and remove the trim panel.
Release the tabs and remove the In-vehicle tempreature and humdity sensor...
Other information:
Updating the System Using a USB Drive
Downloading an Update
Go to the SYNC update page on the
regional website.
Download the update.Note: The website notifies you if an update
is available.
Insert a USB drive into your computer.Note: The USB drive needs
to be empty and
meet the minimum requirements detailed on
the website...
System Operation
System Diagram
E344777
*.sttxt {
visibility: hidden;
}
*.stcallout {
visibility: visible;
}
1
TPMS
Sensor
2
TPMS
Sensor
3
TPMS
Sensor
4
TPMS
Sensor
5
GWM
6
BCM
7
IPC
Message
Center
Display
8
TPMS
Warning
Indicator
9
RTM
10
IPC
MS-CAN
HS-CAN3
HS-CAN1
Item
Description
1
LF
TPMS Sensor
2
RF
TPMS Sensor
3
LR
TPMS Sensor
4
RR
TPMS Sensor
5
GWM
6
BCM
7
IPC Message Center Display
8
TPMS Warning Indicator
9
RTM
10
IPC
Network Message Chart
BCM
TPMS Network Input Messages
Broadcast Message
Originating Module
Message Purpose
TPMS data
RTM
Communicates tire pressure information to the BCM
TPMS Function
NOTE:
When directed to train any TPMS sensors, use only the sensor training procedure outlined in this manual...