Porsche Cayenne Turbo Driver Manual page 164

f For information on jump lead starting:
Please observe the chapter "EXTERNAL
POWER SUPPLY, JUMP LEAD STARTING" on
Page 325.
f For information on tow-starting:
Please observe the chapter "TOW-STARTING"
on Page 340.
Note on operation
To ensure a good charge condition for the battery
and thus its ability to start the engine, all electrical
accessories which are not required should be
switched off when the ignition is switched on and
when engine revolutions are low (in traffic jams, in
cities or in queues).
164
Driving and Driving Safety
Stopping
f Withdraw the ignition key only when the vehicle
is stationary, otherwise the steering lock
engages and the vehicle cannot be steered.
f Only switch the ignition off when the vehicle is
stationary, as there is no steering assistance
and brake boost when the engine is switched
off.
f When leaving the vehicle always withdraw the
ignition key and engage the parking brake.
The control unit always remains in the
ignition lock on vehicles that have
Porsche Entry & Drive.
Note on operation
The vehicle battery discharges if the ignition key is
left inserted.
Radiator fans
Warning!
Risk of injury. After the engine is switched
off, the coolant temperature is monitored for
approx. 30 minutes.
During this period, and depending on
temperature, the fans may continue to run or
start to run.
f The radiators and radiator fans are in the front
of the vehicle. Carry out work in these areas
only with the engine off and exercise extreme
caution.