Section02ENGINE
Subsection 10 (COOLING SYSTEM)
COOLING SYSTEM LEAK TEST
WARNING
To prevent burning yourself, do not remove
the coolant tank cap if the engine is hot.
Install special coolant tank cap (P/N 529 021 400)
included in the engine leak tester kit (P/N 861 749
100) on coolant tank.
Install hose pincher (P/N 295 000 076) on overflow
hose.
Using pump also included in kit pressurize all sys-
tem through coolant tank to 100 kPa (15 PSI).
295 000 076
A33C1HA
529 021 400
TYPICAL
INSPECTION
Check general condition of hoses and clamp tight-
ness.
Check all hoses and cylinder/base for coolant
leaks.
Spray a soap/water solution and look for air bub-
bles.
Check weep hole for leaks.
NOTE: Oil leak from weep hole indicates a pump
shaft defective seal, coolant leak indicates a dam-
aged ceramic seal.
DRAINING THE SYSTEM
WARNING
Never drain or refill the cooling system when
engine is hot.
Remove coolant tank cap.
Lift front of the vehicle and remove bottom pan
cap.
A35C3BA
Place a drain pan under the drain hole.
Unscrew drain plug.
A35C3CA
1
1. Drain plug
Disconnect engine outlet hose and siphon remain-
ing of coolant mixture from heat exchangers using
the siphon tool (P/N 529 035 880).
mmr2005-120 85
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