Page 128 of 175
1998 Volvo S90
Check coolant level
The cooling system must be filled with
coolant and not leak to operate at maximum
efficiency. Check the coolant level regularly.
The level should be between the "Max" and
"Min" marks on the expansion tank. The
check should be made with particular
thoroughness when the engine is new or
when the cooling system has been drained.
Do not remove the filler cap other than for
topping-up with coolant. Frequent removal
may prevent coolant circulations between the
engine tank during engine warm-up and
cooling.
filling.
Add coolant until the level is up to
the MAX mark or slightly above.
Start the engine and run until hot.
Check the cooling system
connections for tightness. Also re-
check the coolant level.
Capacity: See "Specifications"
coolant: Volvo Genuine Coolant/
Antifreeze only
CAUTION
The cooling system must
always be kept filled to correct
level.
If it is not kept filled, there can
be high local temperatures in
the engine which could result
in damage.
Different types of anti-freeze/
coolant may not be mixed.
Adjusting washer nozzles, Washer fluid reservoir pg. 119
Adjusting washer nozzles
The washer jets should spray the windshield as shown. Use
the edge of a small screwdriver to adjust the nozzles, if
necessary. Please use caution to avoid damaging the
paintwork.
Washer fluid reservoir
The washer fluid reservoir is located in the engine
compartments and holds approx. 0.5 US gal. (2 liters) -
sedans and 0.8 US gal (3.2 liters) - wagons. During cold
weather, the reservoir should be filled with windshield
washer solvent containing anti-freeze.
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Page 133 of 175
1998 Volvo S90
Cooling System
Type: Positive pressure, closed system
Thermostat-begins to open at 186°F (87°C)
Coolant: Volvo Genuine Coolant/Anti-freeze
Capacity: 10.5 qts (10 liters)
Fuel system
The engine is equipped with a multiport fuel injection system
Distributor ignition System
Firing order / 1-5-3-6-2-4 Distributor ignition setting / Not adjustable\
Spark plugs / Bosch FR 6 DC (or equivalent)
Spark plug gap / 0.024-0.028" (0.6-0.7 mm)
Tightening torque / 17.3-20.3 ft. lbs. (23-27 Nm)
Contents | Top of Page
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Page 174 of 175
1998 Volvo S90
The following should be
checked regularly:
Coolant level should be
between the expansion tank
marks. Mixture: 50% anti-
freeze and 50% water. See
page 118.
Power steering - When
cold, the level must not be
above the COLD mark and
when hot it must not be
above the HOT mark. Top
up if the level drops to the
ADD mark with ATF fluid.
See page 116.
Engine oil - level should be
between the dipstick marks.
The distance between the
marks represents approx. 1
US qts. (1 liter). See page
108.
Brake fluid - check,
without removing the cap,
that the level is above the
MIN mark. Use brake fluid
DOT 4+. See page 116.
Washer fluid - reservoir
should be filled with water
and solvent (wintertime:
windshield washer anti-
freeze). See page 119.
Octane rating, see page 55.
Tire pressure, see label located on
the rear edge of the right front
door.
Bulbs Power Socket US Bulb
No.
1 70 W HB3/9005
2 60 W HB4/90006
3 5W BA 15
s 67
4 21 W BA 15
s 1156
5 21/5
W BAY
15 d
1157
6 21 W BAU
15 s –
7 21/5
W BAY
15d
1157NA
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