Self-Study Programme 277 Phaeton chassis.pdf

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Service.
Self-Study Programme 277
The Phaeton
Chassis
Design and function
In top form, the Phaeton chassis fulfils even the
most challenging demands on comfort and
driving dynamics.
Through its components, including
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-
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Speed dependent power-assisted steering,
Four-link front suspension,
Trapezoidal wishbone rear suspension and
ESP with braking assistant,
it achieves an important contribution towards
active vehicle safety.
S277_033
NEW
Caution
Note
The self-study programme presents the design
and operation of new developments!
Contents will not be updated.
Current testing, adjustment and repair
instructions may be found in the appropriate
service material.
2
At a Glance
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Front axle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Rear axle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Measurement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Steering system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Brake system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32
Wheels and tyres. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .46
Tyre pressure monitor . . . . . . . . . . . . . . . . . . . . . . . . . .48
Check your Knowledge . . . . . . . . . . . . . . . . . . . . . . . .59
3
Introduction
The chassis
Four-link front suspension with
1628 mm track width
Trapezoidal wishbone rear
suspension with 1612 mm
track width
Front and rear
anti-roll bars
Independent wheel
suspension front and
rear
4-corner air suspension with
regulated damping
S277_002
4
Foot parking brake
Braking assistant
Speed dependent
power-assisted steering
Ventilated disc brakes
Tyre pressure monitor, optional
Electronic Stability Programme, Bosch 5.7
5
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