Porsche 928 GTS 1994 Owner's Manual page 40

Oil pressure gauge
Oil pressure warning light
Engine oil pressure is shown in bar. At 5000
rpm with the engine at normal operating
temperature the oil pressure should be about 5
bar. A slight drop in oil pressure at higher
temperatures is normal.
Should the oil pressure suddenly drop while driv-
ing or if the fault message appears in the infor-
mations system display, pull off the road and
stop the engine immediately.
40
Check the engine oil level. If oil level is correct,
do not drive the vehicle as severe engine dam-
age may result. Contact your nearest Porsche
dealer for assistance.
Oil pressure warning light
The oil pressure warning light comes on when
the ignition is turned on and goes out as soon
as the correct operating pressure is reached.
Fuel level gauge and
warning light
With the ignition on, the amount of fuel in the
tank is indicated by the fuel gauge needle.
If the level is too low the fuel level warning light
comes on and fault message appears in the in-
formation system display.
Fuel level warning light
This light comes on when the fuel reserve level
in the tank is down to about 3.2 U.S. gals, or
12 liters. Time to refuel.
Never run the tank completely out of gas!
Voltmeter
Alternator warning light
The voltmeter shows the overall condition of the
charging system. The needle should normally
stay in the 12 - 14 volt range when the engine
is running. A temporary drop below 12 volts
when starting the engine is normal. A fault mes-
sage appears in the information-system display if
voltage is too low.
The alternator warning light comes on when the
ignition is turned on and goes out as the engine
rpm increases. If the light does not light up
when turning the ignition on, or if it does not go