Geely Emgrand X7. Manual part — 268

2.14.7.5 Engine Oil Leak Diagnostic

Once a vehicle engine oil leak occurs, the following conditions must be inspected:

1

Inspect for the high level of the oil.

2

Inspect whether the engine oil pressure is too high.

3

Inspect whether the engine ventilation system is blocked or malfunction.

4

Inspect whether the fasteners are not fastened properly or damaged.

5

Inspect whether the related components have gaps or pores.

6

Inspect whether the sealing surface is worn. Inspect whether the sealing gasket is
installed properly.

7

Confirm that the fault has been fixed.

Yes

Repair the faulty parts.

Next

Yes

Repair the faulty parts.

No

Yes

Replace the damaged components, tighten
the torques again as required.

No

Yes

Repair the faulty parts.

No

Yes

Inspect the engine oil filter or the pressure
bypass valve is blocked or faults.

No

Yes

Discharge engine oil to the specified level.

No

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2.14.8 Removal and installation

2.14.8.1 Replacement of Oil Pump

Dismantlement Procedure

After a new oil pump is installed,
the oil strainer, must be inspected.

Refer to replacement of engine

oil pan and oil strainer.

1. Disconnect the battery negative

electrode cable. Refer to 2.11.8.1
Battery Disconnection.

2. For dismantling of timing chain

cover, ""refer to 2.6.8.9
Replacement of timing chain
cover".

3. Refer to 2.6.8.10 "Replacement

of Timing Chain" to dismantle
the timing chain.

FE02-0361b

4. Dismantle oil pump bolts.

5. Remove the oil pump from the

engine cylinder body.

FE02-0362b

6. Remove the oil pump lining pad

from the engine cylinder body.

FE02-0363b

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Installation Procedure:

1. Before installation, clean the

strainer in the engine oil pan.
Refer to 2.14.8.3 Replacement of
oil pan.

2. Clean engine block oil pump

installation surface.

FE02-0364b

3. Install Gasket of oil pump

Note: the engine oil pump linear is a
single use piece, which must be
replaced after repairing!

FE02-0365b

4. Install and tighten the fixing bolts

of oil pump.

Torque :9N . m(Metric) .

6 . 7lb-ft(English system)

5. Install timing chain

6. Install the timing chain cover.

7. Install negative cable of battery.

FE02-0366b

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2.14.8.2 Oil Pump Cleaning and Inspection

Decomposed cleaning steps:

1. Oil Pump Valve Inspection:

A. Dismantle the valve safety bolts,

dismantle the springs and the
slide valve.

B. Inspect whether the surface of

slide valve is worn. whether the
hole wall is worn. Whether the
slide valve and the inner hole
clearance is normal.

C. Apply lubrication oil on the slide

valve, install slide valves and
springs, tighten valve bolts.

FE02-0367b

2. Dismantle fixing bolts on the rear

cover of oil pump.

FE02-0368b

3. Take out end cover of oil pump

4. Clean the oil pump housing and

internal part.

FE02-0369b

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