Page 1500 - Foton Workshop Manual - Tunland (AT)

17-2 COOLING - COOLING SYSTEM

DEFECTS

Defect Possible Cause Recommended Solution
Lack of coolant Fill up coolant to normal level

Check leakage point and
Coolant leakage replace damaged parts if
necessary

Unnecessary air in cooling
Drain air in cooling system
pipe
Faulty thermostat Replace thermostat
17 Check and adjust injector
Noisy engine
advance angle if necessary
Overheated water in engine
Poor radiation due to
Clean exterior impurities
impurities on radiator exterior,

Poor radiation due to internal
Clean or replace radiator
blockage
Check electronic fan harness
Electronic fan not working
or replace electronic fan
Blockage in cooling system
Clean or replace pipe
pipe

Damaged coolant filler cap Replace coolant filler cap
Check electronic fan and
Electronic fan runs frequently
Cold water in engine harness
Thermostat is always open Check or replace thermostat
Radiator leakage Check or replace radiator

Aged and leaking cooling
Replace cooling pipe
pipe
Loose or leaking water pump
Replace water pump
bearing
Insufficient engine coolant
Damaged coolant filler cap Replace coolant filler cap
Damaged engine cylinder
Replace cylinder gasket
gasket
Leakage in engine cylinder or
Replace plug
cylinder head plug

Check or replace electronic
Faulty electronic fan
Strange noise in engine fan
Faulty water pump Check or replace water pump

Open-circuit fuse Replace fuse
Electronic fan not working
Faulty relay Replace relay

Page 1500