Engine Oil Pressure; Battery/Generator - Porsche 911 Turbo Driver Manual

Engine Oil Pressure

The oil pressure is controlled as required and
should be at least 3.5 bar (51 psi) at an engine
speed of 5000 rpm.
The engine oil pressure varies depending on the
engine speed, engine load and engine
temperature.
100
Instruments, On-Board Computer, Warning Messages
If oil pressure drops abruptly and a message
is displayed on the on-board computer when
the engine is running or while driving:
f Stop immediately in a suitable place.
f Switch off the engine.
f Check whether there is an obvious oil leak on
or under the car.
f If no oil leak can be detected: With the engine
idling, measure the oil level with the on-board
computer.
f Please observe the chapter "ON-BOARD
COMPUTER" on Page 102.
Please observe the chapter "ENGINE OIL
LEVEL" on Page 182.
f Add engine oil if necessary.
d
Caution!
Risk of engine damage.
f Do not continue driving if there is an obvious oil
leak.
f Do not continue driving if the warning message
appears even when the oil level is correct.
f Have the fault remedied.
Consult a qualified specialist workshop.
We recommend a Porsche partner for this
work as they have trained workshop personnel
and the necessary parts and tools.

Battery/Generator

If the battery voltage drops abruptly, a warning
message will be shown by the on-board computer.
If the warning message is shown when the
engine is running or while driving:
f Stop at a safe place and switch the engine off.
Possible causes:
– Defect in the battery charging system
– Broken drive belt
d
Warning!
Risk of accident and risk of engine damage.
A broken drive belt means there is no power
assistance to the steering (more effort is
required to steer) and engine cooling fails.
f Do not continue driving.
f Have the fault remedied.
f Consult a qualified specialist workshop.
We recommend a Porsche partner for this
work as they have trained workshop personnel
and the necessary parts and tools.