Mitsubishi Grandis. Manual - part 830

 

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Mitsubishi Grandis. Manual - part 830

 

 

GENERAL INFORMATION

MANUAL TRANSMISSION (FF)

22A-2

GENERAL INFORMATION

M1221000100707

The manual transmission come in the models, namely, F5M42.

LUBRICANT

M1221000400214

Item

Specification

Transmission model

F5M42

Engine model

4G69-SOHC-MIVEC

Transmission type

5-speed forward, 1-speed reverse constant mesh

Transmission gear ratio

1st

3.583

2nd

1.947

3rd

1.266

4th

0.970

5th

0.767

Reverse

3.363

Final reduction ration (Differential gear ratio)

4.312

Speedometer gear ratio

27/36

Item

Specified lubricant

Quantity L

Transmission oil

Gear oil API classification GL-4 SAE 75W-85W or 75W-90

2.2 

SPECIAL TOOLS

MANUAL TRANSMISSION (FF)

22A-3

SPECIAL TOOLS

M1221000600694

TROUBLESHOOTING

INTRODUCTION

M1221006900671

The manual transmission can exhibit any of the 
following symptoms: noise or vibration is generated, 
oil leaks, shifting gears is hard or troublesome, or the 
transmission jumps out of gear.
The causes of these symptoms could come from: 
incorrect mounting, the oil level may be low, or a 
component of the transmission may be faulty.

TROUBLESHOOTING STRATEGY

M1221007000596

Use these steps to plan your diagnostic strategy. If 
you follow them carefully, you will be sure that you 
have exhausted most of the possible ways to find a 
manual transmission fault.
1. Gather information from the customer.
2. Verify that the condition described by the 

customer exists.

Tool

Number

Name

Use

MB991453

Engine hanger 
assembly

When the engine hanger is used: 
Supporting the engine assembly 
during removal and installation of the 
transmission assembly
NOTE: Special tool MB991454 is a 
part of engine hanger attachment set 
MB991453.

MB991454

Engine hanger 
balancer

MB991527

Engine hanger

MB991895

Engine hanger

MB991928

A: MB991929
B: MB991930
C: MB991931
D: MB991932
E: MB991933
F: MB991934

Engine hanger

A: Joint (50) 

×2

B: Joint (90) 

×2

C: Joint (140) 

×2

D: Foot (standard) 

×4

E: Foot (short) 

×2

F: Chain and hook 

assembly

B991453

B991454

B991527

MB991895

B991928

A

B

C

D

E

F

Slide bracket (HI)

TROUBLESHOOTING

MANUAL TRANSMISSION (FF)

22A-4

3. Find the malfunction by following the Symptom 

Chart.

4. Verify malfunction is eliminated.

SYMPTOM CHART

M1221007100582

SYMPTOM PROCEDURES

INSPECTION PROCEDURE 1: Noise, Vibration

DIAGNOSIS

STEP 1. Check the idle speed.

Q: Does the idle speed meet the standard values?

YES : 

Go to Step 2 .

NO : 

Refer to GROUP 11A

P.11A-12

, On-vehicle 

Service 

− Idle Speed Check.

STEP 2. Check whether the transmission and 
engine mount is loose or damaged.

Q: Are the transmission and engine mount loose or 

damaged?

YES : 

Tighten or replace the part. Then go to Step 

7 .

NO : 

Go to Step 3 .

STEP 3. Check that the oil level is up to the lower 
edge of the filler plug hole.

Q: Is the oil level up to the lower edge of the filler plug 

hole?

YES : 

Go to Step 4 .

NO : 

Refill gear oil API classification GL-4 SAE 
75W

−85W or 75W−90. Then go to Step 7 .

STEP 4. Check for the specified oil.

Q: Is the specified oil gear oil API classification GL-4 

SAE 75W

85W or 75W90?

YES : 

Go to Step 5 .

NO : 

If in doubt, replace the oil. Refer to 

P.22A-6

Then go to Step 7 .

STEP 5. Remove the transmission. Check the 
axial play of the input and output shafts.

Q: Does the axial play of the input and output shafts 

meet the standard value?

YES : 

Go to Step 6 .

NO : 

Adjust the axial play of the input and output 
shafts. Then go to Step 7 .

STEP 6. Disassemble the transmission. Check 
the gears for wear and damage.

Q: Are the gears worn or damaged?

YES : 

Replace the gears. Go to Step 7 .

NO : 

Go to Step 7 .

STEP 7. Retest the systems.

Q: Is the noise or vibration still there?

YES : 

Return to Step 1 .

NO : 

The procedure is complete.

Symptom

Inspection 
procedure

Reference page

Noise, Vibration

1

 

P.22A-4

 

Oil Leaks

2

 

P.22A-5

 

Hard Shifting

3

 

P.22A-5

 

Jumps Out of Gear

4

 

P.22A-6

 

AC102278AO

Filler plug

Transmission oil

Filler plug hole

 

 

 

 

 

 

 

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