①Radiating sheet of cooler
has oil stain and sand
②Cooler or water pipe leaks
water
③Corrode, kettle and cooling
liquid could not cycle
normally
④Cooling fan accumulates
too much oil stain or fan
has been damaged
⑤Soft pipe is concaved, and
cooling water could not
flow normally
⑥Water pump happens
malfunction, and cooling
liquid cycle quantity is
short
⑦Temperature saver could
not open normally, and
cooling liquid is blocked
⑧After stopping at high
speed, accumulated heat in
engine is too much and
cooling liquid is boiling