Lincoln Aviator: Uni-Body, Subframe and Mounting System / Description and Operation - Frame Assembly - Overview
Overview
The front subframe is bolted to the body and is used to:
-
aid in structural support.
-
provide mounting surfaces for the steering gear.
-
provide mounting surfaces for the front suspension lower
control arms, the engine mounts and for the front stabilizer bar.
The rear subframe is bolted to the body and is used to:
-
aid in structural support.
-
provide mounting surfaces for the rear suspension lower arms and upper arms.
The transmission support crossmember is bolted to the body and is used to:
-
provide support to transfer case and transmission.
For body dimension specifications,
Refer to: Body and Frame (501-26 Body Repairs - Vehicle Specific Information and Tolerance Checks, Description and Operation).
Special Tool(s) /
General Equipment
303-050
(T70P-6000)
Lifting Bracket, Engine
303-F070Support Bar, EngineTKIT-1999A-F/LTTKIT-1999A-FM/FLM
Removal
NOTICE:
Suspension fasteners are critical parts that affect
performance of vital components and systems...
Other information:
Disconnect
NOTE:
When the battery is disconnected and connected, some
abnormal drive symptoms may occur while the vehicle relearns its
adaptive strategy. The vehicle may need to be driven to allow the PCM to relearn the adaptive strategy values.
NOTE:
When disconnecting the battery to interrupt power to the
vehicle electrical system, disconnect the battery ground cable(s)...
System Operation
System Diagram
Item
Description
1
SCMJ
2
HS-CAN1
3
PCM
4
Liftgate Ajar Switch
5
Power Fold Seat Control Switch
6
Power Folding Seat Motors
7
Hall-Effect Sensors
8
Motors
9
MS-CAN
10
GWM
11
BCM
Network Message Chart
SCMJ Network Input Messages
Broadcast Message
Originating Module
Message Purpose
Vehicle speed
PCM
The vehicle speed is one of the inputs the SCMJ requires to enable the power folding seat feature...