Lincoln Aviator: Suspension System - General Information / General Procedures - Ride Height Measurement
Special Tool(s) /
General Equipment
Check
NOTE:
Make sure that the vehicle is positioned on a flat,
level surface and the tires are inflated to the correct pressure.
Vehicle should have a full tank of fuel.
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Before measuring ride height check:
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Tires are inflated to the correct pressure.
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Vehicle should have a full tank of fuel.
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All fluids at proper levels.
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No cargo inside the cab or bed.
-
Inspect for aftermarket equipment. Check for
aftermarket changes to the steering, suspension, wheel and tire
components (such as competition, heavy duty, etc.).
-
Jounce front and rear suspension vigorously to allow the vehicle to settle.
Ride Height Measurement — Front
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Ride height = 3-2
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Measure the distance between the flat level
surface and the center of the rear control arm ball joint cap
(measurement 2)
-
Measure the distance between the flat level
surface and the center of the rear control arm inboard bolt (measurement
3)
Use the General Equipment: Surface Gauge
-
With the surface gauge positioned on a flat, level
surface, record the measurement of the surface gauge position
(measurement 2) and (measurement 3).
Use the General Equipment: Surface Gauge
-
Subtract measurement 2 from measurement 3 to obtain the front ride height.
Ride Height Measurement — Rear
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Ride height = 2-3
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Measurement 2
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Measurement 3
Use the General Equipment: Surface Gauge
-
Measure the distance between the flat level surface
and the center of the toe link inboard cam bolt (measurement 2).
-
Measure the distance between the flat level surface
and the center of the toe link outboard bolt (measurement 3).
-
Subtract measurement 3 from measurement 2 to obtain the rear ride height.
Special Tool(s) /
General Equipment
Wheel Alignment System
Adjustment
NOTICE:
Do not use any tools or equipment to move the wheel and tire
assembly or suspension components while checking for relative movement...
Other information:
Inspection
NOTE:
A coolant leak in the heater hose could follow the
heater core tube to the heater core and appear as a leak in the heater
core.
Inspect for evidence of coolant leakage at the heater hose to heater core attachments.
NOTE:
Spring-type clamps are installed as original
equipment...
System Operation
System Diagram
Item
Description
1
Wiper/Washer Switch
2
Rain Sensor
3
Washer Motor
4
SCCM
5
Windshield Wiper Motor
6
GWMGWM
7
BCM
8
IPC
9
PCM
10
BCMC
11
Wiper Relay
12
BCMC
13
Rear Window Washer Relay
14
Rear Wiper Motor
Network Message Chart
SCCM Network Input Messages
Broadcast Message
Originating Module
Message Purpose
Vehicle speed
PCM
The SCCM uses vehicle speed information for operation of the speed sensitive wiper function...