Fig. 41: Identifying Cylinder Block Drain Plug
 
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA. 
6. Securely tighten the radiator drain plug.  
7. Assemble the radiator condenser tank assembly. 
8. By referring to the section on coolant, select an appropriate concentration for 
safe operating temperature within the range of 30 to 60 %. Use MB991871 to 
refill the coolant. A convenient mixture is a 50 % water and 50 % antifreeze 
solution [freezing point: -31°C (-32.8 °F)]. 
Recommended antifreeze: Lon
g Life Antifreeze Coolant or an 
CAUTION: Do not use alcohol or methanol anti-freeze or any 
engine coolants mixed with alcohol or methanol 
anti-freeze. The use of an improper anti-freeze 
can cause corrosion of the aluminum 
components.
 
2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Cooling - Endeavor