Replacing Coolant
Replace coolant at 36 months or 45,000 miles (72,000 km), which-
ever comes first. Thereafter, replace every 2 years or 30,000 miles
(48,000 km), whichever comes first.
RADIATOR COOLANT
REFILL CAPACITY:
Manual Transmission
(CIVIC WAGON): 4.1 (1.08 US gal, 0.90 Imp gal)
(4WD): 4.0 (1.06 US gal, 0.88 Imp gal)
Automatic Transmission
(CIVIC WAGON): 4.0 (1.06 US gal, 0.88 Imp gal)
(4WD): 4.5 (1.19 US gal ,0.99 Imp gal)
Plus reserve tank 0.4 (0.11 US g a l , 0.09 Imp gal)
1. Set the heater temperature control dial to maximum heat.
2. Remove the radiator cap and drain plug when the radiator is cool,
and drain the radiator.
3. Remove the drain bolt from the
front side of the cylinder block,
and drain the engine and heater.
4.Apply non-hardening sealant to
the drain bolt threads, then rein-
stall the bolt and tighten it se-
curely.
5. Tighten the radiator drain plug se-
curely.
6. Mix the recommended antifreeze
with an equal amount of low-
mineral or distilled water and fill
the reservoir to maximum, as
illustrated.
(cont'd)
RADIATOR
CAP
DRAIN PLUG
DRAIN BOLT
BLEED BOLT
Fill to
here
MAX
MIN
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Summary of Contents for 1991 Civic
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