6. COOLING SYSTEM
6-4
MXU 500
TORQUE VALUES
Water pump cover bolt 1.3 kgf-m (13 N-m, 9 lbf-ft)
Fan motor bolt 0.53 kgf-m (5 N-m, 3.8 lbf-ft)
Fan motor switch 1.8 kgf-m (17 N-m, 13 lbf-ft)
TROUBLESHOOTING
Engine temperature too high
x Faulty radiator cap
x Faulty temperature gauge or thermosensor
x Air in system
x Thermostat stuck closed
x Insufficient coolant
x Passages blocked in radiator, hoses or water jacket
x Faulty cooling fan motor
x Faulty fan motor switch
x Faulty water pump
Engine temperature too low
x Faulty temperature gauge or thermosensor
x Thermostat stuck open
x Faulty fan motor switch
Coolant leak
x Faulty water pump mechanical seal
x Deteriorated O-rings
x Faulty radiator cap
x Damaged or deteriorated cylinder head gasket
x Loose hose connection or clamp
x Damaged or deteriorated hoses
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