MAINTENANCE PROCEDURES (Contd)
FILLING COOLANT RESERVOIR
Type 1, ethylene glycol (green), and Type 2, propylene glycol
(purple), should never be mixed due to their difference in
toxic properties. Failure to comply may result in damage to
Using antifreeze without mixing it with water can cause
high operating temperatures, blockage of cooling system
passages, and damage to water pump seals.
Both coolant reservoir tanks are filled the same way. This
procedure covers the filling of one reservoir tank. For
general cleaning and inspection instructions, refer
Ensure reservoir tank filler caps are not removed when
engines are hot. Failure to comply may result in injury to
Remove reservoir tank filler cap (2).
Visually check coolant level in reservoir tank (1). Level should be no lower
than 1 in. below bottom of filler neck.
Fill coolant within 1 in. (25 mm) from bottom of filler neck.
Install reservoir tank filler cap (2) to filler neck on reservoir tank (1).