Index Manuals Nissan Pathfinder (2007 year) - Service and Repair Manual

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Nissan Pathfinder (2007 year). Manual - part 13

TROUBLE DIAGNOSIS

AT-75

D

E

F

G

H

I

J

K

L

M

A

B

AT

2007 Pathfinder

34

Slips/Will
Not
Engage

When you press the
accelerator pedal and
shift speed D

2

→

D

1

the engine idles or the
transmission slips.

ON vehicle

1. Fluid level and state

2. Vehicle speed sensor A/T and vehicle speed sensor MTR

3. ATF pressure switch 5 and direct clutch solenoid valve

4. CAN communication line

5. Line pressure test

6. Control valve with TCM

OFF vehicle

7. Torque converter

8. Oil pump assembly

9. 3rd one-way clutch

10. 1st one-way clutch

11. Gear system

12. Reverse brake

13. Forward one- way clutch (Parts behind drum support is
impossible to perform inspection by disassembly. Refer to

14. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to

35

With selector lever in
“D” position, accelera-
tion is extremely poor.

ON vehicle

1. Fluid level and state

2. Line pressure test

3. Accelerator pedal position sensor

4. CAN communication line

5. PNP switch

6. Control cable adjustment

7. Control valve with TCM

OFF vehicle

8. Torque converter

9. Oil pump assembly

10. 1st one-way clutch

11. Gear system

12. Reverse brake

13. Forward one- way clutch (Parts behind drum support is
impossible to perform inspection by disassembly. Refer to

14. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to

No.

Items

Symptom

Condition

Diagnostic Item

Reference

page

AT-76

TROUBLE DIAGNOSIS

2007 Pathfinder

36

Slips/Will
Not
Engage

With selector lever in
“R” position, accelera-
tion is extremely poor.

ON vehicle

1. Fluid level and state

2. Line pressure test

3. Accelerator pedal position sensor

4. ATF pressure switch 6, high and low reverse clutch sole-
noid valve

,

5. CAN communication line

6. PNP switch

7. Control cable adjustment

8. Control valve with TCM

OFF vehicle

9. Gear system

10. Output shaft

11. Reverse brake

37

While starting off by
accelerating in 1st,
engine races or slip-
page occurs.

ON vehicle

1. Fluid level and state

2. Line pressure test

3. Accelerator pedal position sensor

4. CAN communication line

5. Control valve with TCM

OFF vehicle

6. Torque converter

7. Oil pump assembly

8. 3rd one-way clutch

9. 1st one-way clutch

10. Gear system

11. Reverse brake

12. Forward one- way clutch (Parts behind drum support is
impossible to perform inspection by disassembly. Refer to

13. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to

38

While accelerating in
2nd, engine races or
slippage occurs.

ON vehicle

1. Fluid level and state

2. Line pressure test

3. Accelerator pedal position sensor

4. CAN communication line

5. ATF pressure switch 5 and direct clutch solenoid valve

,

6. Control valve with TCM

OFF vehicle

7. Torque converter

8. Oil pump assembly

9. 3rd one-way clutch

10. Gear system

11. Direct clutch

12. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to

No.

Items

Symptom

Condition

Diagnostic Item

Reference

page

TROUBLE DIAGNOSIS

AT-77

D

E

F

G

H

I

J

K

L

M

A

B

AT

2007 Pathfinder

39

Slips/Will
Not
Engage

While accelerating in
3rd, engine races or
slippage occurs.

ON vehicle

1. Fluid level and state

2. Line pressure test

3. Accelerator pedal position sensor

4. CAN communication line

5. ATF pressure switch 6, high and low reverse clutch sole-
noid valve

6. Control valve with TCM

OFF vehicle

7. Torque converter

8. Oil pump assembly

9. 3rd one-way clutch

10. Gear system

11. High and low reverse clutch

12. Forward one- way clutch (Parts behind drum support is
impossible to perform inspection by disassembly. Refer to

13. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to

40

While accelerating in
4th, engine races or
slippage occurs.

ON vehicle

1. Fluid level and state

2. Line pressure test

3. Accelerator pedal position sensor

4. CAN communication line

5. ATF pressure switch 3 and input clutch solenoid valve

6. Control valve with TCM

OFF vehicle

7. Torque converter

8. Oil pump assembly

9. Input clutch

10. Gear system

11. High and low reverse clutch

12. Direct clutch

No.

Items

Symptom

Condition

Diagnostic Item

Reference

page

AT-78

TROUBLE DIAGNOSIS

2007 Pathfinder

41

Slips/Will
Not
Engage

While accelerating in
5th, engine races or
slippage occurs.

ON vehicle

1. Fluid level and state

2. Line pressure test

3. Accelerator pedal position sensor

4. CAN communication line

5. ATF pressure switch 1 and front brake solenoid valve

,

6. Control valve with TCM

OFF vehicle

7. Torque converter

8. Oil pump assembly

9. Front brake (brake band)

10. Input clutch

11. Gear system

12. High and low reverse clutch

42

Slips at lock-up.

ON vehicle

1. Fluid level and state

2. Line pressure test

3. Engine speed signal

4. Turbine revolution sensor

5. Torque converter clutch solenoid valve

6. CAN communication line

7. Control valve with TCM

OFF vehicle

8. Torque converter

9. Oil pump assembly

43

No creep at all.
Refer to

"Vehicle Does Not
Creep Backward In
“R” Position"

"Vehicle Does Not
Creep Forward In “D”
Position"

ON vehicle

1. Fluid level and state

2. Line pressure test

3. Accelerator pedal position sensor

4. ATF pressure switch 5 and direct clutch solenoid valve

,

5. PNP switch

6. CAN communication line

7. Control cable adjustment

8. Control valve with TCM

OFF vehicle

9. Torque converter

10. Oil pump assembly

11. 1st one-way clutch

12. Gear system

13. Reverse brake

14. Direct clutch

15. Forward one- way clutch (Parts behind drum support is
impossible to perform inspection by disassembly. Refer to

16. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to

No.

Items

Symptom

Condition

Diagnostic Item

Reference

page

TROUBLE DIAGNOSIS

AT-79

D

E

F

G

H

I

J

K

L

M

A

B

AT

2007 Pathfinder

44

Slips/Will
Not
Engage

Vehicle cannot run in
all positions.

ON vehicle

1. Fluid level and state

2. Line pressure test

3. PNP switch

4. Control cable adjustment

5. Control valve with TCM

OFF vehicle

6. Oil pump assembly

7. Gear system

8. Output shaft

45

With selector lever in
“D” position, driving is
not possible.

ON vehicle

1. Fluid level and state

2. Line pressure test

3. PNP switch

4. Control cable adjustment

5. Control valve with TCM

OFF vehicle

6. Torque converter

7. Oil pump assembly

8. 1st one-way clutch

9. Gear system

10. Reverse brake

11. Forward one- way clutch (Parts behind drum support is
impossible to perform inspection by disassembly. Refer to

12. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to

46

With selector lever in
“R” position, driving is
not possible.

ON vehicle

1. Fluid level and state

2. Line pressure test

3. PNP switch

4. Control cable adjustment

5. Control valve with TCM

OFF vehicle

6. Gear system

7. Output shaft

8. Reverse brake

47

Others

Shift point is high in
“D” position.

ON vehicle

1. Vehicle speed sensor A/T and vehicle speed sensor MTR

2. Accelerator pedal position sensor

3. CAN communication line

4. ATF temperature sensor

5. Control valve with TCM

No.

Items

Symptom

Condition

Diagnostic Item

Reference

page

AT-80

TROUBLE DIAGNOSIS

2007 Pathfinder

48

Others

Shift point is low in “D”
position.

ON vehicle

1. Vehicle speed sensor A/T and vehicle speed sensor MTR

2. Accelerator pedal position sensor

3. CAN communication line

4. Control valve with TCM

49

Judder occurs during
lock-up.

ON vehicle

1. Fluid level and state

2. Engine speed signal

3. Turbine revolution sensor

4. Vehicle speed sensor A/T and vehicle speed sensor MTR

5. Accelerator pedal position sensor

6. CAN communication line

7. Torque converter clutch solenoid valve

8. Control valve with TCM

OFF vehicle

9. Torque converter

50

Strange noise in “R”
position.

ON vehicle

1. Fluid level and state

2. Engine speed signal

3. CAN communication line

4. Control valve with TCM

OFF vehicle

5. Torque converter

6. Oil pump assembly

7. Gear system

8. High and low reverse clutch

9. Reverse brake

51

Strange noise in “N”
position.

ON vehicle

1. Fluid level and state

2. Engine speed signal

3. CAN communication line

4. Control valve with TCM

OFF vehicle

5. Torque converter

6. Oil pump assembly

7. Gear system

52

Strange noise in “D”
position.

ON vehicle

1. Fluid level and state

2. Engine speed signal

3. CAN communication line

4. Control valve with TCM

OFF vehicle

5. Torque converter

6. Oil pump assembly

7. Gear system

8. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to

No.

Items

Symptom

Condition

Diagnostic Item

Reference

page

TROUBLE DIAGNOSIS

AT-81

D

E

F

G

H

I

J

K

L

M

A

B

AT

2007 Pathfinder

53

Others

Vehicle dose not
decelerate by engine
brake.
Refer to

"Vehicle Does Not
Decelerate By Engine
Brake"

ON vehicle

1. PNP switch

2. Fluid level and state

3. Control cable adjustment

4. 1st position switch

5. ATF pressure switch 5

6. CAN communication line

7. Control valve with TCM

OFF vehicle

8. Input clutch

9. High and low reverse clutch

10. Direct clutch

54

Engine brake does
not operate in “2”
position.

ON vehicle

1. PNP switch

2. Fluid level and state

3. Control cable adjustment

5. ATF pressure switch 6

6. CAN communication line

7. Control valve with TCM

OFF vehicle

8. Front brake (brake band)

9. Input clutch

10. High and low reverse clutch

55

Engine brake does
not operate in “1”
position.

ON vehicle

1. PNP switch

2. Fluid level and state

3. Control cable adjustment

4. 1st position switch

5. ATF pressure switch 5

6. CAN communication line

7. Control valve with TCM

OFF vehicle

8. Input clutch

9. High and low reverse clutch

10. Direct clutch

No.

Items

Symptom

Condition

Diagnostic Item

Reference

page

AT-82

TROUBLE DIAGNOSIS

2007 Pathfinder

56

Others

Maximum speed low.

ON vehicle

1. Fluid level and state

2. Line pressure test

3. Accelerator pedal position sensor

4. CAN communication line

5. Direct clutch solenoid valve

6. Control valve with TCM

OFF vehicle

7. Torque converter

8. Oil pump assembly

9. Input clutch

10. Gear system

11. High and low reverse clutch

12. Direct clutch

13. Forward one- way clutch (Parts behind drum support is
impossible to perform inspection by disassembly. Refer to

14 Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to

57

Extremely large
creep.

ON vehicle

1. Engine idle speed

2. CAN communication line

3. ATF pressure switch 5

OFF vehicle

4. Torque converter

58

With selector lever in
“P” position, vehicle
does not enter parking
condition or, with
selector lever in
another position, park-
ing condition is not
cancelled.
Refer to

“P” Position, Vehicle
Moves When Pushed"

.

ON vehicle

1. PNP switch

2. Control cable adjustment

OFF vehicle

3. Parking pawl components

59

Vehicle runs with
transmission in “P”
position.

ON vehicle

1. PNP switch

2. Fluid level and state

3. Control cable adjustment

4. Control valve with TCM

5. Parking pawl components

OFF vehicle

6. Gear system

No.

Items

Symptom

Condition

Diagnostic Item

Reference

page

Content .. 11 12 13 14 ..