Driving and Driving Safety 215
– The multifunctional light on the instrument pa-
nel lights up for a lamp check when the ignition
is switched on.
– The light indicates a control operation, inclu-
ding when PSM is switched off (brake control
in the event of one-sided wheel spin).
– In conjunction with the multi-purpose display on
the instrument panel, the light indicates that
PSM is switched off.
– Faults are displayed by the light in conjunction
with the multi-purpose display of the instru-
ment panel.
PSM is out of order.
Consult your authorized Porsche dealer.
Collapsible spare wheel
f Never switch the PSM off when driving with a
collapsible spare wheel.
Tow in g
f For information on towing:
Please observe the chapter “TOWING” on
Page 394.
Tip on driving
When PSM is switched off, wheel-specific brake in-
terventions and the traction control system (TCS)
are also inactive.
The automatic brake differential (ABD) remains on.
Switching PSM back on
f Press PSM OFF button A.
PSM is switched on after a short delay.
The light-emitting diode in the button and the
multi-functional PSM light on the instrument pa-
nel go out. A message is shown on the multi-
purpose display of the instrument panel.
Multifunctional PSM light