Cooling System Service; Cooling System Flush And Refill - Suzuki 2000 Grand Vitara SQ625 Service Manual

COOLING SYSTEM SERVICE

WARNING:
To help avoid danger of being burned, do not remove radia-
tor cap while engine and radiator are still hot.
Scalding fluid and steam can be blown out under pressure
if cap is taken off too soon.
Cooling system should be serviced as follows.
1) Check cooling system for leakage or damage.
2) Wash radiator cap and filler neck with clean water by removing
radiator cap when engine is cold.
3) Check coolant for proper level and freeze protection.
4) Using a pressure tester, check system and radiator cap for prop-
er pressure holding capacity 110 kPa (1.1 kg/cm
replacement of cap is required, use proper cap specified for this
vehicle.
NOTE:
After installing radiator cap to radiator, make sure that its
ear is aligned with reservoir hose as shown in figure. If not,
turn cap more to align its ear with hose.
5) Make sure that hose clamps are tightened securely and inspect
all hoses.
Replace hoses whenever cracked, swollen or otherwise deterio-
rated.
6) Clean frontal area of radiator core.

COOLING SYSTEM FLUSH AND REFILL

1) Remove radiator cap when engine is cool.
Turn cap slowly to the left until it reaches a "stop" (Do not press
down while turning it).
Wait until pressure is relieved (indicated by a hissing sound)
then press down on cap and continue to turn it to the left.
WARNING:
To help avoid danger of being burned, do not remove ra-
diator cap while engine and radiator are still hot.
Scalding fluid and steam can be blown out under pres-
sure if cap is taken off too soon.
2) With radiator cap removed, run engine until upper radiator hose
is hot (this shows that thermostat is open and coolant is flowing
through system).
ENGINE COOLING 6B-7
2
, 15.6 psi). If