Porsche 928 1979 Owner's Manual page 86

Engine hood release
Pull lever on left underneath
dashboard. Pull safety hook
under hood. Lift engine hood.
Battery
Underneath spare tire in lug-
gage compartment. Check each
cell. Top up with distilled water.
Never disconnect battery while
engine is running: this will
destroy the alternator.
Before connecting quick-char-
ger, battery must be discon-
nected.
Brake fluid reservoir
Level should be between MIN
and M A X marks.
Only use new, unused brake
fluid according to SAE recom-
mendation J 1703 or D O T 3 and
conforming to Motor Vehicle
Safety Standard 116.
Do not use silicone base brake
fluid (DOT 5). Even the smallest
traces may cause severe cor-
rosion in the brake system.
Engine oil dipstick
Check oil level a few minutes
after engine has stopped. Level
should be between upper and
lower marks on dipstick. Differ-
ence between marks is approx.
1.1 U.S. qt. or 1 liter.
Engine oil
Use only quality HD oils "For
Service A P I / S E " . Details under
"Filling Capacities". Without
filter change 6.87 U.S. qts.
(5.72 Imp. qts./6.5 liters); with
filter change 7.93 U.S. qts. or
7.5 liters; with filter change
8.45 U.S. qts. or 8 liters.
Check oil level as prescribed.
Manual transmission
For manual transmission (also
for limited slip differential) use
hypoid oil S A E 7 5 W - 9 0 labeled
"For service API/GL5 or Mil-L
2105 B". If multi-grade hypoid
is not readily available, use
ATF Dexron®. Total quantity
approx. 4 U.S. qts. or 3.8 liters.
Automatic transmission
ATF lubricates torque converter
and transmission. Check ATF
level visually through transpa-
rent reservoir at rear end of
transmission housing when ATF
is warm, with engine idling,
selector lever in Neutral and
car on level ground.
Should level be below M I N or
above M A X mark, do not just
add or drain ATF. Have
authorized dealer correct the
cause promptly.
For differential use oils A P I /
GL 5 (or Mil-L 2105 B), vis-
cosity SAE 90.
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