EAS31659
REMOVING THE RADIATOR
1. Remove:
• Hose clamp (Clic-R) "1"
TIP
• Remove the hose clamp using the hose clamp
pliers "2".
• When removing the hose clamp, make sure
that the thick tip "a" of the hose clamp pliers is
directed as shown in the illustration.
1
2
A. Hose clamp pliers
2. Disconnect:
• Radiator inlet hose
• Radiator outlet hose
3. Remove:
• Radiator
EAS30439
CHECKING THE RADIATOR
1. Check:
• Radiator fins
Obstruction Clean.
Apply compressed air to the rear of the radia-
tor.
Damage Repair or replace.
TIP
Straighten any flattened fins with a thin, flat-head
screwdriver.
2. Check:
• Radiator hoses
a
Cracks/damage Replace.
3. Measure:
• Radiator cap valve opening pressure
Below the specified pressure Replace the
radiator cap.
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a. Install the radiator cap tester "1" and radiator
cap tester adapter "2" to the radiator cap "3".
b. Apply the specified pressure for ten seconds
and make sure there is no drop in pressure.
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4. Check:
• Radiator fan
Damage Replace.
Malfunction Check and repair.
Refer to "COOLING SYSTEM" on page 8-29.
6-2
RADIATOR
Radiator cap valve opening pres-
sure
108.0–137.4 kPa (1.08–1.37
kgf/cm², 15.7–19.9 psi)
Radiator cap tester
90890-01325
Mityvac cooling system tester kit
YU-24460-A
Radiator cap tester adapter
90890-01352
Pressure tester adapter
YU-33984
3
1
2