4-10 COOLING SYSTEM
Coolant (see Coolant Draining)
Water Pump Cover (see Water Pump Cover Removal)
Impeller Bolt [A]
Torque - Water Pump Impeller Bolt [B]: 9.8 N·m (1.0 kgf·m,
Water Pump Cover (see Water Pump Cover Installation)
Water Pump Inspection
Visually check the impeller [A].
If the surface is corroded, or if the blades [B] are dam-
aged, replace the impeller.
Check the drainage outlet passage [A] at the bottom of
the right engine cover for coolant leaks.
If the oil seal is damaged, the coolant leaks through the
seal and drains through the passage. Replace the oil
Oil Seal and Bearing Removal
Impeller (see Impeller Removal)
Right Engine Cover (see Right Engine Cover Removal
in the Engine Right Side chapter)
Water Pump Shaft [B]