Geely EC718, EC718RV, EC715, EC715RV. Manual part — 75

FE02-0044b

3.

Connect the VVT solenoid valve wiring harness
connector.

Clean the solenoid valve filter:

FE02-0045b

1.

Remove the generator. Refer to

2.11.8.3

Generator

Replacement

.

2.

Remove the VVT solenoid valve filter sealing bolts.

FE02-0046b

3.

Remove the VVT solenoid valve filter with a plier.

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Control System JL4G18-D

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FE02-0047b

4.

Clean the filter and make sure the solenoid valve is not
damaged or deformed, otherwise it must be replaced.

5.

Install the VVT solenoid valve filter.

FE02-0048b

6.

Install the solenoid valve filter and tighten the bolts.

Torque: 16.5 Nm (Metric) 12.2 lb-ft (US English)

7.

Install the generator.

8.

Connect the battery negative cable.

2.2.8.5 VVT Solenoid Valve Cleaning

Note

A. Inoperative near at high temperatures or near a fire

to avoid cleaning agents being ignited or exploded.

B. The length of wire should be more than 3m. It is

recommended to install the wire relay.

C. During the cleaning process, do not scratch the O-

ring, scratch or knock the surface of the valve or drop
the valve..

D. After repair, reinstall the valve VVT and tightening the

bolt to 10 Nm.

E. Replace repeatedly cleaned VVT valve.

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FE02-5139b

1.

Disconnect the battery negative cable. Refer to

2.11.8.1

Battery Disconnection

.

2.

Remove VVT solenoid valve. Refer to

2.2.8.4

VVT

Solenoid Valve Replacement and Filter Cleaning

.

3.

Clean the VVT solenoid valve hole, return hole, the
chamber.

Note

During the cleaning process, keep the VVT solenoid
valve and wiring harness connector upright,
otherwise the cleaning agent will easily enter the
VVT solenoid valve and cause internal damage.

FE02-5140b

4.

Use an air gun to clean the VVT valve hole and oil
chamber. Clean up the cleaning agent residue.

FE02-5141b

5.

Switch on and off the VVT solenoid valve. Clean the valve
with an air gun and repeat 2-3 times.

Note

Each time switch the valve on no longer than the 2
s, otherwise the VVT solenoid valve may be
damaged.

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Control System JL4G18-D

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2.2.8.6 Engine Coolant Temperature Sensor
Replacement

Removal Procedure:

Warning!

Refer to "Cooling System Service Warning" in "Warnings
and Notices".

FE02-0049b

1.

Release cooling system pressure.

2.

Disconnect the battery negative cable. Refer to

2.11.8.1

Battery Disconnection

.

3.

Disconnect the engine coolant temperature sensor wiring
harness connector.

4.

Remove the engine coolant temperature sensor.

Installation Procedure:

FE02-0050b

1.

Apply sealant on the engine coolant temperature sensor
thread.

2.

Install the engine coolant temperature sensor.

3.

Tighten the engine coolant temperature sensor.

Torque: 15 Nm (Metric) 11 lb-ft (US English)

4.

Connect engine coolant temperature sensor wiring
harness connector.

5.

Fill the engine coolant.

6.

Connect the battery negative cable.

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