Geely EC718, EC718RV, EC715, EC715RV. Manual part — 141
Geely EC718, EC718RV, EC715, EC715RV. Manual part - 141
No
Step 7
Check whether the cooling fan is working properly.
Yes
Check the cooling fan circuit. Refer to
No
Step 8
Check whether there is water pump fault.
Yes
Replace the water pump. Refer to
No
Step 9
Check whether radiator cap is faulty.
Yes
Replace the faulty radiator cap.
No
Step 10
Check whether there is cylinder head cover and engine block cracking or blockage. Is cylinder block gasket
sealing poor
Yes
Repair the damaged cylinder head cover and
engine block
No
Step 11
Confirme that the fault has been fixed.
2.8.7.9 Engine Does Not Reach Normal Operating Temperature
Step 1
Check whether coolant recovery reservoir coolant level is abnormal?
Yes
Add engine coolant to specified level.
No
Step 2
Check the cooling system temperature.
(a)
Turn the ignition switch to "OFF" position.
(b)
Connect the scan tool to a datalink connector.
(c)
Turn the ignition switch to "ON" position.
(d)
Select in sequence: Engine / Data List / Engine Coolant
Temperature.
(e)
Maintain the engine speed at 2,000 rpm and observe the data
flow for the engine coolant temperature.
Does the engine coolant temperature increase?
Engine
Cooling System JL4G18-D
2-479
Yes
Instrument cluster is faulty. Refer
to
No
Step 3
Check whether the cooling fan rotates normally?
Yes
No
Step 4
Check whether the thermostat is working as per normal?
(a)
Check whether the installed thermostat type is correct.
(b)
Check whether the thermostat is stuck at the open position.
Yes
Replace with the correct type of thermostat.
No
Step 5
Check whether engine coolant pipes are blocked.
Yes
Flush the cooling system or check the radiator
flow.
No
Step 6
Road test vehicle. Confirm the fault has been fixed.
2.8.7.10 Excessive Engine Coolant Loss
Step 1
Check whether the radiator is leaking?
Yes
Replace the damaged radiator. Refer to
No
Step 2
Check for leaking at the following locations: A, Coolant Recovery Reservoir. B, Coolant Pipes.
Yes
If necessary, replace the following
components: Coolant Recovery Reservoir,
Plumbing.
No
Step 3
Check whether the radiator pipes and joints are loose or damaged?
Yes
Reinstall the coolant pipes or the clamp.
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Cooling System JL4G18-D
Engine
No
Step 4
Check whether the water pump seal is leaking.
Yes
Replace the Pump Seal.
No
Step 5
Check whether the cylinder head cover torque is appropriate.
Yes
Tighten the cylinder head gasket bolts to the
specified torque. If necessary, replace the
cylinder head gasket
No
Step 6
Check for leaking at the follows locations:
(a)
Intake Manifold
(b)
Cylinder Head Gasket
(c)
Cylinder Block Bolt
(d)
Heater Core
(e)
Radiator Discharge Plug
Yes
When necessary, repair or replace parts to
eliminate leakage faults.
No
Step 7
Confirm that the fault has been fixed.
Engine
Cooling System JL4G18-D
2-481
2.8.8 Removal and Installation
2.8.8.1 Engine Coolant Discharge and Filling
Warning!
Refer to "Cooling System Service Warning" in "Warnings
and Notices".
FE02-0318b
1.
Place a recycling container under the vehicle to contain
the discharged engine coolant.
2.
Remove the radiator cap.
FE02-0319b
3.
Remove the engine coolant drainage valve.
MAX
MIN
FE02-0320b
4.
Contain the discharged engine coolant with the container.
Note
Handle the recycled old engine coolant, waiting for
scrap or recycling. Do not dispose the old engine
coolant into the water sewage to protect the
environment.
5.
Install the engine coolant drainage valve.
6.
Clean the Coolant Recovery Reservoir. Refer to
Coolant Recovery Reservoir Replacement
.
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Cooling System JL4G18-D
Engine
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