Operational Checkout Procedure
RADIATOR CAP CHECK
YES: Go to next check.
NO: Replace radiator
E--Surge Tank Cap
CAUTION: Prevent possible injury. DO NOT remove radiator cap unless
engine is cool. When engine is hot and cap is removed, hot coolant or
steam will spray out causing serious burns.
Engine OFF and cool.
Remove surge tank cap (E)
Remove radiator cap. (D)
If coolant is warmer than surrounding air temperature, is a "whoosh" sound heard
when cap is loosened?
Does cap have a stop position that requires it to be pushed down to remove?
Does cap have a good seal and gasket?