Power-Transmission And Running-Gear Control Systems - Porsche Cayenne 2005 Owner's Manual

Power-Transmission and Running-Gear Control Systems

A complex interconnection of all control systems acting in power transmission and in the running gear has been realised in your Porsche.
All control systems have been linked with the aim of combining the best possible driving performance with maximum safety.
The following systems are involved:
System/designation
PTM
Porsche Traction Management
PTM Plus
Porsche Traction Management
PSM
Porsche Stability Management
Air suspension
with level control and height adjustment
PASM
Porsche Active Suspension Management
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Scope
– Full-time all-wheel drive
– Electronically controlled center differential lock
– Automatic brake differential (ABD)
– Traction control system (TCS)
– Reduction gear/Low Range
In addition to the PTM features, PTM Plus also includes:
– Electronically controlled rear differential lock
– Hydraulically disengageable anti-roll bars
– Stability management system
– Anti-lock brake system (ABS)
– Traction control system (TCS)
– Automatic brake differential (ABD)
– Engine drag torque control (MSR)
– Fully load bearing air spring struts with integral shock absorbers
– Air supply system with pressure accumulator
– Shock absorber system with adaptive, continuous shock absorber control
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Shifting Gear, Traction Systems
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