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Variable assist steering, Air suspension system, Driving – Lincoln 2008 Navigator User Manual

Page 643

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• Heavy or uneven steering efforts may be caused by low power steering

pump fluid level. Check for low power steering pump fluid level before
seeking service by your authorized dealer.

• Do not fill the power steering pump reservoir above the MAX mark on

the reservoir, as this may result in leaks from the reservoir.

If the power steering system breaks down (or if the engine is turned
off), you can steer the vehicle manually, but it takes more effort.

If the steering wanders or pulls, check for:
• Underinflated tire(s) on any wheel(s)
• Uneven vehicle loading
• High crown in center of road
• High crosswinds
• Wheels out of alignment
• Loose or worn suspension components

Variable assist steering

Your vehicle is equipped with variable assist power steering. At low
engine RPM, steering assist will adjust to reduce efforts and improve low
speed maneuverability. At high engine RPM, the assist will adjust to
improve steering feel at high speeds.

If the amount of effort required to steer your vehicle changes while
driving at a constant engine RPM, have the power steering system
checked by your authorized dealer.

AIR SUSPENSION SYSTEM

The air suspension system is designed to improve ride, handling and
general vehicle performance during:
• Certain road conditions
• Steering maneuvers
• Braking
• Acceleration
This system keeps the rear of your vehicle at a constant level by
automatically adding air or releasing air from the springs. If you exceed
the load limit, the rear air suspension may not operate. The air
suspension system will stay active for 40 minutes after the ignition is
turned off to accommodate any load changes. (The air compressor may
run when the vehicle is off; this is normal.)

2008 Navigator (nav)
Owners Guide (post-2002-fmt)
USA
(fus)

Driving

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