Mitsubishi Lancer Evolution IX. Manual - part 341

 

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Mitsubishi Lancer Evolution IX. Manual - part 341

 

 

GENERAL INFORMATION

ENGINE LUBRICATION

12-2

GENERAL INFORMATION

M1121000100454

The lubrication method is a fully force-fed, full-flow fil-
tration type. The engine oil pump is a gear type 
which is driven by the crankshaft via the timing belt.

ENGINE OILS
HEALTH WARNING

Prolonged and repeated contact with mineral oil will 
result in the removal of natural fats from the skin, 
leading to dryness, irritation and dermatitis. In addi-
tion, used engine oil contains potentially harmful con-
taminants which may cause skin cancer. Adequate 
means of skin protection and washing facilities must 
be provided.

RECOMMENDED PRECAUTIONS

The most effective precaution is to adapt working 
practices which prevent, as far as practicable, the 
risk of skin contact with mineral oils, for example by 
using enclosed systems for handling used engine oil 
and by degreasing components, where practicable, 
before handling them. Other precautions:

• Avoid prolonged and repeated contact with oils, 

particularly used engine oils.

• Wear protective clothing, including impervious 

gloves where practicable.

• Avoid contaminating clothes, particularly under-

pants, with oil.

• Do not put oily rags in pockets, the use of overalls 

without pockets will avoid this.

• Do not wear heavily soiled clothing and 

oil-impregnated foot-wear. Overalls must be 
cleaned regularly and kept separate from per-
sonal clothing.

• Where there is a risk of eye contact, eye protec-

tion should be worn, for example, chemical gog-
gles or face shields; in addition an eye wash 
facility should be provided.

• Obtain First Aid treatment immediately for open 

cuts and wounds.

• Wash regularly with soap and water to ensure all 

oil is removed, especially before meals (skin 
cleansers and nail brushes will help). After clean-
ing, the application of preparations containing 
lanolin to replace the natural skin oils is advised.

• Do not use petrol, kerosine, diesel fuel, gas oil, 

thinners or solvents for cleaning skin.

• Use barrier creams, applying them before each 

work period, to help the removal of oil from the 
skin after work.

• If skin disorders develop, obtain medical advice 

without delay.

SERVICE SPECIFICATION

M1121000300265

Item

Standard value

Oil pressure kPa

at idle

29 or more

at 3,500 r/min

294 

− 686

LUBRICANT

M1121000400897

Item

Specification

Engine oil ACEA classification

A1, A2 or A3

Engine oil API classification

SG or higher

Engine oil quantity L

Oil filter

0.3

Oil cooler

0.5

Total

5.3

SEALANT

ENGINE LUBRICATION

12-3

SEALANT

M1121000500269

Item

Specified sealant

Remark

Oil pressure switch

3M ATD Part No. 8660 or 
equivalent

Semi-drying sealant

SPECIAL TOOLS

M1121000600664

Tool

Number

Name

Use

MD998012

Oil pressure switch 
wrench

Removal and installation 
of oil pressure switch 

ON-VEHICLE SERVICE

ENGINE OIL CHECK

M1121000900438

ACX00892AB

Good

Maximum

Minimum

1. Pull out the engine oil level gauge slowly and 

check that the oil level is in the illustrated range.

2. Check that the oil is not excessively dirty, that 

there is no coolant or petrol mixed in, and that it 
has sufficient viscosity.

ENGINE OIL REPLACEMENT

M1121001000922

1. Start the engine and allow it to warm up until the 

temperature of the coolant reaches 80

°C to 90°C.

WARNING

Use care as oil could be hot.

2. Remove the engine oil filler cap.
3. Remove the drain plug to drain oil.

AC210335

AB

Drain plug
gasket

Oil pan side

4. Install a new drain plug gasket so that it faces in 

the direction shown in the illustration, and then 
tighten the drain plug to the specified torque.

Tightening torque: 39 

± 5 Nm

AC504927

AB

5. Refill with specified quantity of engine oil.

Specified Engine Oil (ACEA and API classifica-

tion): ACEA A1, A2 or A3/API SG or higher

Total quantity (Includes volume inside oil filter 

and oil cooler): 5.3 L

ON-VEHICLE SERVICE

ENGINE LUBRICATION

12-4

NOTE: SAE 5W-30 engine oil can be used to 
improve engine startability in very cold weather 
areas where the lowest atmospheric temperature 
is below the range shown in the illustration. In this 
case, use engine oil conforming to the following 
classification:

.

ACEA classification: For service A3

API classification: For service SG or higher

6. Install the engine oil filler cap.
7. Check oil level.

ENGINE OIL FILTER REPLACEMENT

M1121001100468

1. Start the engine and allow it to warm up until the 

temperature of the coolant reaches 80

°C to 90°C.

WARNING

Use care as oil could be hot.

2. Remove the engine oil filler cap.
3. Remove the drain plug to drain oil.
4. Remove the side cover.

ACX00395

Commercially-
available tool

AD

5. Use the commercially-available tool to remove the 

engine oil filter.

6. Clean the filter bracket side mounting surface and 

ensure the old O-ring has been removed.

ACX00396

O-ring

AB

7. Apply a small amount of engine oil to the O-ring of 

the new oil filter.

8. Where the oil filter O-ring touches the oil pan 

flange, tighten the oil filter to the specified torque 
using the commercially-available tool.

Tightening torque: Approximately 3/4 turn 
(14 

± 2 Nm)

9. Install the side cover.
10.Install the drain plug and refill engine oil. (Refer to 

Engine Oil Replacement 

P.12-3

).

11.Rev the engine a few times, and check to be sure 

that no engine oil leaks from the installation area 
of the oil filter.

OIL PRESSURE CHECK

M1121002300829

AK501835

Engine front

Oil pressure switch

Oil filter

AB

1. Check engine oil quantity.

AKX00294

MD998012

AF

CAUTION

Since sealant is applied to the thread of oil pres-
sure switch, take care not to damage the oil pres-
sure switch when removing it.
2. Use the special tool Oil pressure switch wrench 

(MD998012) to remove the oil pressure switch.
NOTE: Remove the terminal of oil pressure switch 
where the special tool oil pressure wrench 
(MD998012) is not fitted.

3.  Install the oil pressure gauge.

NOTE: Use an adapter of PT 1/8 thread.

4. Run the engine to warm it.
5. After the engine has been warmed up, check that 

oil pressure is within the standard value.

Standard value:

At idle: 29 kPa or more
At 3,500 r/min: 294 

 686 kPa

6. Remove the oil pressure gauge.

 

 

 

 

 

 

 

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