Porsche acronyms

Porsche acronyms

Cayenne PCM
Cayenne PCM

Many features on modern Porsches tend to be known by sometimes confusing acronyms. Here’s a list of Porsche acronyms to help you distinguish your PASM from your PSM and PCM. Please get in touch if we’ve missed any.

ABD Automatic brake differential
ABS Anti-lock braking system
ASR Automatic slip regulation
AWS Auto weight-sensing (for air bag deployment)
DFI Direct fuel injection
DME Digital motor electronics
ECU Electronic control unit
EDC Engine drag control
HBA Hydraulic brake assist
HVAC Heating, ventilation and air-conditioning
IMS Intermediate seal
KESSY Keyless entry, start and exit system
LSA Lightweight, stable, agile (sub-frame-mounted rear suspension)
LSD Limited-slip differential
MAF Mass air-flow (sensor)
MSR Engine drag-force control (seems interchangeable with EDC)
OBC On-board computer
OBD On-board diagnostics
OPC Official Porsche centre
PAS Porsche access system (/power-assisted steering)
PASM Porsche active suspension management
PCA Porsche Club of America
PCCB Porsche ceramic composite brake
PCGB Porsche Cars Great Britain (not generally used for Porsche Club GB)
PCM Porsche communication management
PCNA Porsche Cars of North America
PDAS Porsche Dynamische Allrad Steuerung/Porsche dynamic all-wheel-drive system
PDCC Porsche dynamic chassis control
PDK Porsche Doppelkupplung
POSIP Porsche side-impact protection
PSE Porsche sports exhaust
PSM Porsche stability management
PTM Porsche traction management
PTS Paint to sample/Porches travel system (luggage)
PTV Porsche torque vectoring
RMS Rear main seal
TC Traction control
TPC (or TPM) Tyre pressure control/monitoring
VTG Variable turbine geometry
VTS Vehicle tracking system
WOT Wide-open throttle

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