Cooling System - Water Pump Failure
SOURCE: Mitsubishi Tech Talk Article April/May 2005TITLE: Water Pump Failure
APPLIES TO: 2004-05 Lancer Evolution
SERVICE TIP:
Premature water pump failure may be due to the core plug popping out, resulting in coolant leakage. Replace the water pump (p/n MD979313). Be sure to perform the radiator cap pressure check as described in the service manual.