Saab 1987 900 Owner's Manual page 65

Car care and scheduled maintenance 63
The following relays may be found in the
H
fuse box:
J
AC Relay 8536401
Position
Name
A-B
Headlight
relay
C
Rear window
demisttime
relay
D Ignition amp
relay
E
Ignition Lock
Relay
F
Upshift light
relay (man. trans)
G
Fuel pump relay
(8 valve engines)
SG484
Part number
8562100
8588220
9518481
8572943
8591729
9550948
K
G
Cooling fan (AC)
relay 8572190
Horn relay 8522310
Fog light relay
(16 valve eng.) 0280495
Additional relays:
Time limiting relay, radiator cooling fan
(behind left headlamp) - 8587677
Time delay relay, courtesy lights (under
rear seat) - 8589319 (900S, Turbo)
Power window relay (under rear seat) -
9512823
LH injection system relay (under right end
of instrument panel) - 8536401 (16 valve
engines)
LH fuel pump relay (next to LH system
relay) - 8536401 (16 valve engines)
Passive belt system (relays located under
rear seat) - 9556390
Wheels and tires
A car's tires and wheels are components
vital to motoring safety. The tubeless radial
tires and wheels supplied with the Saab 900
have been specially selected for the diffe-
rent models and are major factors contribu-
ting to its exceptional roadholding and sta-
bility. Consult your Saab dealer before fit-
ting nonstandard wheels or tires. See tire
and wheel applications chart, "Specifica-
tions" section
Tire pressure
Check tire pressures regularly. Adjust tire
pressures to suit the load and speed normal
for the car. See tire pressure table, "Specifi-
cations" section. The recommended pres-
sures are for tires when cold. Never reduce
the pressure when the tire is warm. If tire
pressures are checked when the tires are
warm then the pressure should only be
increased.
Wear indicators
The tires are fitted with wear indicators -a
transverse strip, one half inch (12 mm)
wide, without a pattern appears when one
sixteenth inch (1.6 mm) of the tread rema-
ins. When this strip is visable the tire should
be replaced.
Winter tires
If they have at least halftheir original tread
depth, the 185/65 R15 steel-belted radial ply
tires standard on models with 8 valve engi-
nes are also sui table for win ter use in mode-