engine INFINITI M35 2006 Factory Manual PDF

AT-72
TROUBLE DIAGNOSIS
Revision: 2006 January2006 M35/M45
22
Slips/Will
Not
EngageWhen “D” or “M” posi-
tion, remains in 5th
gear.ON vehicle1. A/T fluid level and stateAT- 5 3
2. Vehicle speed sensorꞏA/T and vehicle speed sensorꞏMTRAT- 11 9,
AT- 1 4 0

3. ATF pressure switch 1 and front brake solenoid valveAT- 1 7 2
,
AT- 1 5 1
4. Line pressure testAT- 5 5
5. CAN communication lineAT- 1 0 5
6. Control valve with TCMAT- 2 3 6
OFF vehicle7. Front brake (brake band)AT- 2 9 88. Input clutchAT- 3 2 3
9. Gear systemAT- 2 7 8
10. High and low reverse clutchAT- 3 3 5
23Vehicle cannot be
started from D
1 .
Refer to AT-199,
"Vehicle Cannot Be
Started from D1" .ON vehicle1. A/T fluid level and stateAT- 5 3
2. Accelerator pedal position sensorAT- 1 3 2
3. Line pressure testAT- 5 5
4. CAN communication lineAT- 1 0 5
5. Control valve with TCMAT- 2 3 6
OFF vehicle6. Torque converterAT- 2 9 8
7. Oil pump assemblyAT- 3 1 8
8. 3rd one-way clutchAT- 3 2 1
9. 1st one-way clutch AT- 3 2 9
10. Gear systemAT- 2 7 8
11. Reverse brakeAT- 2 9 8
12. Forward one-way clutch (Parts behind drum support is
impossible to perform inspection by disassembly. Refer to
AT-17, "
Cross-Sectional View (VQ35DE Models for 2WD)" ,
AT-18, "
Cross-Sectional View (VK45DE Models for 2WD)" o r
AT-19, "
Cross-Sectional View (AWD Models)" .)AT- 2 9 8
13. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to AT-17,
"Cross-Sectional View (VQ35DE Models for 2WD)" , AT-18,
"Cross-Sectional View (VK45DE Models for 2WD)" o r AT-19,
"Cross-Sectional View (AWD Models)" .)AT- 2 9 8
24Does not lock-up.
Refer to AT-209, "A/T
Does Not Lock-Up" .ON vehicle1. A/T fluid level and stateAT- 5 3
2. Line pressure testAT- 5 5
3. Engine speed signalAT- 1 2 4
4. Turbine revolution sensorAT- 11 7
5. Torque converter clutch solenoid valveAT- 1 2 6
6. CAN communication lineAT- 1 0 5
7. Control valve with TCMAT- 2 3 6
OFF vehicle8. Torque converterAT- 2 9 89. Oil pump assemblyAT- 3 1 8
No. Item Symptom Condition Diagnostic ItemReference
page

TROUBLE DIAGNOSIS
AT-73
D
E
F
G
H
I
J
K
L
MA
B
AT
Revision: 2006 January2006 M35/M4525
Slips/Will
Not
EngageDoes not hold lock-up
condition.
Refer to AT-210, "A/T
Does Not Hold Lock-
Up Condition" .ON vehicle1. A/T fluid level and stateAT- 5 3
2. Line pressure testAT- 5 5
3. Engine speed signalAT-124
4. Turbine revolution sensorAT- 11 7
5. Torque converter clutch solenoid valveAT-126
6. CAN communication lineAT-105
7. Control valve with TCMAT-236
OFF vehicle8. Torque converterAT-2989. Oil pump assemblyAT-318
26Lock-up is not
released.
Refer to AT-212,
"Lock-Up Is Not
Released" .ON vehicle1. A/T fluid level and stateAT- 5 3
2. Line pressure testAT- 5 5
3. Engine speed signalAT-124
4. Turbine revolution sensorAT- 11 7
5. Torque converter clutch solenoid valveAT-126
6. CAN communication lineAT-105
7. Control valve with TCMAT-236
OFF vehicle8. Torque converterAT-2989. Oil pump assemblyAT-318
27No shock at all or the
clutch slips when
vehicle changes
speed D
1 D2 or
M
1 M2 . ON vehicle1. A/T fluid level and stateAT- 5 3
2. Vehicle speed sensorꞏA/T and vehicle speed sensorꞏMTRAT- 11 9,
AT-140
3. ATF pressure switch 5 and direct clutch solenoid valveAT-176,
AT-155
4. CAN communication lineAT-105
5. Line pressure testAT- 5 5
6. Control valve with TCMAT-236
OFF vehicle7. Torque converterAT-298
8. Oil pump assemblyAT-318
9. 3rd one-way clutchAT-321
10. Gear systemAT-278
11. Direct clutchAT-337
12. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to AT-17,
"Cross-Sectional View (VQ35DE Models for 2WD)" , AT- 1 8 ,
"Cross-Sectional View (VK45DE Models for 2WD)" o r AT- 1 9 ,
"Cross-Sectional View (AWD Models)" .)AT-298
No. Item Symptom Condition Diagnostic ItemReference
page

TROUBLE DIAGNOSIS
AT-75
D
E
F
G
H
I
J
K
L
MA
B
AT
Revision: 2006 January2006 M35/M45
30
Slips/Will
Not
EngageNo shock at all or the
clutch slips when
vehicle changes
speed D
4 D5 or
M
4 M5 .ON vehicle1. A/T fluid level and stateAT- 5 3
2. Vehicle speed sensorꞏA/T and vehicle speed sensorꞏMTRAT- 11 9,
AT-140
3. ATF pressure switch 1 and front brake solenoid valveAT-172,
AT-151
4. ATF pressure switch 5 and direct clutch solenoid valveAT-176,
AT-155
5. CAN communication lineAT-105
6. Line pressure testAT- 5 5
7. Control valve with TCMAT-236
OFF vehicle8. Torque converterAT-298
9. Oil pump assemblyAT-318
10. Front brake (brake band)AT-298
11. Input clutchAT-323
12. Gear systemAT-278
13. High and low reverse clutchAT-335
31When you press the
accelerator pedal and
shift speed D5 D4
or M
5 M4 the
engine idles or the A/
T slips.ON vehicle1. A/T fluid level and stateAT- 5 3
2. Vehicle speed sensorꞏA/T and vehicle speed sensorꞏMTRAT- 11 9,
AT-140
3. ATF pressure switch 1 and front brake solenoid valveAT-172,
AT-151
4. ATF pressure switch 5 and direct clutch solenoid valveAT-176,
AT-155
5. CAN communication lineAT-105
6. Line pressure testAT- 5 5
7. Control valve with TCMAT-236
OFF vehicle8. Torque converterAT-298
9. Oil pump assemblyAT-318
10. Input clutchAT-323
11. Gear systemAT-278
12. High and low reverse clutchAT-335
13. Direct clutchAT-337
No. Item Symptom Condition Diagnostic ItemReference
page

AT-76
TROUBLE DIAGNOSIS
Revision: 2006 January2006 M35/M45
32
Slips/Will
Not
EngageWhen you press the
accelerator pedal and
shift speed D4 D3
or M
4 M3 the
engine idles or the A/
T slips.ON vehicle1. A/T fluid level and stateAT- 5 3
2. Vehicle speed sensorꞏA/T and vehicle speed sensorꞏMTRAT- 11 9,
AT- 1 4 0
3. ATF pressure switch 3 and input clutch solenoid valveAT- 1 7 4,
AT- 1 4 7
4. ATF pressure switch 1 and front brake solenoid valveAT- 1 7 2,
AT- 1 5 1
5. CAN communication lineAT- 1 0 5
6. Line pressure testAT- 5 5
7. Control valve with TCMAT- 2 3 6
OFF vehicle8. Torque converterAT- 2 9 8
9. Oil pump assemblyAT- 3 1 8
10. 3rd one-way clutchAT- 3 2 1
11. Gear systemAT- 2 7 8
12. High and low reverse clutchAT- 3 3 5
13. Forward one-way clutch (Parts behind drum support is
impossible to perform inspection by disassembly. Refer to
AT-17, "
Cross-Sectional View (VQ35DE Models for 2WD)" ,
AT-18, "
Cross-Sectional View (VK45DE Models for 2WD)" o r
AT-19, "
Cross-Sectional View (AWD Models)" .)AT- 2 9 8
14. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to AT-17,
"Cross-Sectional View (VQ35DE Models for 2WD)" , AT-18,
"Cross-Sectional View (VK45DE Models for 2WD)" o r AT-19,
"Cross-Sectional View (AWD Models)" .)AT- 2 9 8
33When you press the
accelerator pedal and
shift speed D3 D2
or M
3 M2 the
engine idles or the A/
T slips.ON vehicle1. A/T fluid level and stateAT- 5 3
2. Vehicle speed sensorꞏA/T and vehicle speed sensorꞏMTRAT- 11 9,
AT- 1 4 0
3. ATF pressure switch 6, high and low reverse clutch sole-
noid valveAT- 1 7 8,
AT- 1 5 9
4. ATF pressure switch 5 and direct clutch solenoid valveAT- 1 7 6,
AT- 1 5 5
5. CAN communication lineAT- 1 0 5
6. Line pressure testAT- 5 5
7. Control valve with TCMAT- 2 3 6
OFF vehicle8. Torque converterAT- 2 9 8
9. Oil pump assemblyAT- 3 1 8
10. 3rd one-way clutch AT- 3 2 1
11. Gear system
12. Direct clutchAT- 3 3 7
13. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to AT-17,
"Cross-Sectional View (VQ35DE Models for 2WD)" , AT-18,
"Cross-Sectional View (VK45DE Models for 2WD)" o r AT-19,
"Cross-Sectional View (AWD Models)" .)AT- 2 9 8
No. Item Symptom Condition Diagnostic ItemReference
page

TROUBLE DIAGNOSIS
AT-77
D
E
F
G
H
I
J
K
L
MA
B
AT
Revision: 2006 January2006 M35/M45
34
Slips/Will
Not
EngageWhen you press the
accelerator pedal and
shift speed D2 D1
or M
2 M1 the
engine idles or the A/
T slips.ON vehicle1. A/T fluid level and stateAT- 5 3
2. Vehicle speed sensorꞏA/T and vehicle speed sensorꞏMTRAT- 11 9,
AT-140
3. ATF pressure switch 5 and direct clutch solenoid valveAT-176,
AT-155
4. CAN communication lineAT-105
5. Line pressure testAT- 5 5
6. Control valve with TCMAT-236
OFF vehicle7. Torque converterAT-298
8. Oil pump assemblyAT-318
9. 3rd one-way clutchAT-321
10. 1st one-way clutchAT-329
11. Gear systemAT-278
12. Reverse brakeAT-298
13. Forward one-way clutch (Parts behind drum support is
impossible to perform inspection by disassembly. Refer to
AT- 1 7 , "
Cross-Sectional View (VQ35DE Models for 2WD)" ,
AT- 1 8 , "
Cross-Sectional View (VK45DE Models for 2WD)" o r
AT- 1 9 , "
Cross-Sectional View (AWD Models)" .)AT-298
14. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to AT-17,
"Cross-Sectional View (VQ35DE Models for 2WD)" , AT- 1 8 ,
"Cross-Sectional View (VK45DE Models for 2WD)" o r AT- 1 9 ,
"Cross-Sectional View (AWD Models)" .)AT-298
35With selector lever in
“D” position, accelera-
tion is extremely poor.ON vehicle1. A/T fluid level and stateAT- 5 3
2. Line pressure testAT- 5 5
3. Accelerator pedal position sensorAT-132
4. CAN communication lineAT-105
5. PNP switchAT- 11 3
6. Control linkage adjustmentAT-227
7. Control valve with TCMAT-236
OFF vehicle8. Torque converterAT-298
9. Oil pump assemblyAT-318
10. 1st one-way clutchAT-329
11. Gear systemAT-278
12. Reverse brakeAT-298
13. Forward one-way clutch (Parts behind drum support is
impossible to perform inspection by disassembly. Refer to
AT- 1 7 , "
Cross-Sectional View (VQ35DE Models for 2WD)" ,
AT- 1 8 , "
Cross-Sectional View (VK45DE Models for 2WD)" o r
AT- 1 9 , "
Cross-Sectional View (AWD Models)" .)AT-298
14. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to AT-17,
"Cross-Sectional View (VQ35DE Models for 2WD)" , AT- 1 8 ,
"Cross-Sectional View (VK45DE Models for 2WD)" o r AT- 1 9 ,
"Cross-Sectional View (AWD Models)" .)AT-298
No. Item Symptom Condition Diagnostic ItemReference
page

AT-78
TROUBLE DIAGNOSIS
Revision: 2006 January2006 M35/M45
36
Slips/Will
Not
EngageWith selector lever in
“R” position, accelera-
tion is extremely poor.ON vehicle1. A/T fluid level and stateAT- 5 3
2. Line pressure testAT- 5 5
3. Accelerator pedal position sensorAT- 1 3 2
4. ATF pressure switch 6, high and low reverse clutch sole-
noid valveAT- 1 7 8,
AT- 1 5 9
5. CAN communication lineAT- 1 0 5
6. PNP switchAT- 11 3
7. Control linkage adjustmentAT- 2 2 7
8. Control valve with TCMAT- 2 3 6
OFF vehicle9. Gear systemAT- 2 7 810. Output shaft AT- 2 9 8
11. Reverse brakeAT- 2 9 8
37While starting off by
accelerating in 1st,
engine races or slip-
page occurs.ON vehicle1. A/T fluid level and stateAT- 5 3
2. Line pressure testAT- 5 5
3. Accelerator pedal position sensorAT- 1 3 2
4. CAN communication lineAT- 1 0 5
5. Control valve with TCMAT- 2 3 6
OFF vehicle6. Torque converterAT- 2 9 8
7. Oil pump assemblyAT- 3 1 8
8. 3rd one-way clutchAT- 3 2 1
9. 1st one-way clutchAT- 3 2 9
10. Gear systemAT- 2 7 8
11. Reverse brakeAT- 2 9 8
12. Forward one-way clutch (Parts behind drum support is
impossible to perform inspection by disassembly. Refer to
AT-17, "
Cross-Sectional View (VQ35DE Models for 2WD)" ,
AT-18, "
Cross-Sectional View (VK45DE Models for 2WD)" o r
AT-19, "
Cross-Sectional View (AWD Models)" .)AT- 2 9 8
13. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to AT-17,
"Cross-Sectional View (VQ35DE Models for 2WD)" , AT-18,
"Cross-Sectional View (VK45DE Models for 2WD)" o r AT-19,
"Cross-Sectional View (AWD Models)" .)AT- 2 9 8
No. Item Symptom Condition Diagnostic ItemReference
page

TROUBLE DIAGNOSIS
AT-79
D
E
F
G
H
I
J
K
L
MA
B
AT
Revision: 2006 January2006 M35/M45
38
Slips/Will
Not
EngageWhile accelerating in
2nd, engine races or
slippage occurs.ON vehicle1. A/T fluid level and stateAT- 5 3
2. Line pressure testAT- 5 5
3. Accelerator pedal position sensorAT-132
4. CAN communication lineAT-105
5. ATF pressure switch 5 and direct clutch solenoid valveAT-176,
AT-155
6. Control valve with TCMAT-236
OFF vehicle7. Torque converterAT-298
8. Oil pump assemblyAT-318
9. 3rd one-way clutchAT-321
10. Gear systemAT-278
11. Direct clutchAT-337
12. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to AT-17,
"Cross-Sectional View (VQ35DE Models for 2WD)" , AT- 1 8 ,
"Cross-Sectional View (VK45DE Models for 2WD)" o r AT- 1 9 ,
"Cross-Sectional View (AWD Models)" .)AT-298
39While accelerating in
3rd, engine races or
slippage occurs.ON vehicle1. A/T fluid level and stateAT- 5 3
2. Line pressure testAT- 5 5
3. Accelerator pedal position sensorAT-132
4. CAN communication lineAT-105
5. ATF pressure switch 6, high and low reverse clutch sole-
noid valveAT-178,
AT-159

6. Control valve with TCMAT-236
OFF vehicle7. Torque converterAT-298
8. Oil pump assemblyAT-318
9. 3rd one-way clutchAT-321
10. Gear systemAT-278
11. High and low reverse clutchAT-335
12. Forward one-way clutch (Parts behind drum support is
impossible to perform inspection by disassembly. Refer to
AT- 1 7 , "
Cross-Sectional View (VQ35DE Models for 2WD)" ,
AT- 1 8 , "
Cross-Sectional View (VK45DE Models for 2WD)" o r
AT- 1 9 , "
Cross-Sectional View (AWD Models)" .)AT-298
13. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to AT-17,
"Cross-Sectional View (VQ35DE Models for 2WD)" , AT- 1 8 ,
"Cross-Sectional View (VK45DE Models for 2WD)" o r AT- 1 9 ,
"Cross-Sectional View (AWD Models)" .)AT-298
No. Item Symptom Condition Diagnostic ItemReference
page

AT-80
TROUBLE DIAGNOSIS
Revision: 2006 January2006 M35/M45
40
Slips/Will
Not
EngageWhile accelerating in
4th, engine races or
slippage occurs.ON vehicle1. A/T fluid level and stateAT- 5 3
2. Line pressure testAT- 5 5
3. Accelerator pedal position sensorAT- 1 3 2
4. CAN communication lineAT- 1 0 5
5. ATF pressure switch 3 and input clutch solenoid valveAT- 1 7 4,
AT- 1 4 7
6. Control valve with TCMAT- 2 3 6
OFF vehicle7. Torque converterAT- 2 9 8
8. Oil pump assemblyAT- 3 1 8
9. Input clutchAT- 3 2 3
10. Gear systemAT- 2 7 8
11. High and low reverse clutchAT- 3 3 5
12. Direct clutchAT- 3 3 7
41While accelerating in
5th, engine races or
slippage occurs.ON vehicle1. A/T fluid level and stateAT- 5 3
2. Line pressure testAT- 5 5
3. Accelerator pedal position sensorAT- 1 3 2
4. CAN communication lineAT- 1 0 5
5. ATF pressure switch 1 and front brake solenoid valveAT- 1 7 2,
AT- 1 5 1
6. Control valve with TCMAT- 2 3 6
OFF vehicle7. Torque converterAT- 2 9 8
8. Oil pump assembly AT- 3 1 8
9. Front brake (brake band)AT- 2 9 8
10. Input clutchAT- 3 2 3
11. Gear systemAT- 2 7 8
12. High and low reverse clutchAT- 3 3 5
42 Slips at lock-up.ON vehicle1. A/T fluid level and stateAT- 5 3
2. Line pressure testAT- 5 5
3. Engine speed signalAT- 1 2 4
4. Turbine revolution sensorAT- 11 7
5. Torque converter clutch solenoid valveAT- 1 2 6
6. CAN communication lineAT- 1 0 5
7. Control valve with TCMAT- 2 3 6
OFF vehicle8. Torque converterAT- 2 9 89. Oil pump assemblyAT- 3 1 8
No. Item Symptom Condition Diagnostic ItemReference
page

AT-84
TROUBLE DIAGNOSIS
Revision: 2006 January2006 M35/M45
53
OthersShift point is low in “D”
position.ON vehicle1. Vehicle speed sensorꞏA/T and vehicle speed sensorꞏMTRAT- 11 9
,
AT- 1 4 0
2. Accelerator pedal position sensorAT- 1 3 2
3. CAN communication lineAT- 1 0 5
4. Control valve with TCMAT- 2 3 6
54Judder occurs during
lock-up.ON vehicle1. A/T fluid level and stateAT- 5 3
2. Engine speed signalAT- 1 2 4
3. Turbine revolution sensorAT- 11 7
4. Vehicle speed sensorꞏA/T and vehicle speed sensorꞏMTRAT- 11 9,
AT- 1 4 0
5. Accelerator pedal position sensorAT- 1 3 2
6. CAN communication lineAT- 1 0 5
7. Torque converter clutch solenoid valveAT- 1 2 6
8. Control valve with TCMAT- 2 3 6
OFF vehicle 9. Torque converterAT- 2 9 8
55Strange noise in “R”
position.ON vehicle1. A/T fluid level and stateAT- 5 3
2. Engine speed signalAT- 1 2 4
3. CAN communication lineAT- 1 0 5
4. Control valve with TCMAT- 2 3 6
OFF vehicle5. Torque converterAT- 2 9 8
6. Oil pump assemblyAT- 3 1 8
7. Gear systemAT- 2 7 8
8. High and low reverse clutchAT- 3 3 5
9. Reverse brakeAT- 2 9 8
56Strange noise in “N”
position.ON vehicle1. A/T fluid level and stateAT- 5 3
2. Engine speed signalAT- 1 2 4
3. CAN communication lineAT- 1 0 5
4. Control valve with TCMAT- 2 3 6
OFF vehicle5. Torque converterAT- 2 9 86. Oil pump assemblyAT- 3 1 8
7. Gear systemAT- 2 7 8
No. Item Symptom Condition Diagnostic ItemReference
page

TROUBLE DIAGNOSIS
AT-85
D
E
F
G
H
I
J
K
L
MA
B
AT
Revision: 2006 January2006 M35/M45
57
OthersStrange noise in “D”
position.ON vehicle1. A/T fluid level and stateAT- 5 3
2. Engine speed signalAT-124
3. CAN communication lineAT-105
4. Control valve with TCMAT-236
OFF vehicle5. Torque converterAT-298
6. Oil pump assemblyAT-318
7. Gear systemAT-278
8. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to AT-17,
"Cross-Sectional View (VQ35DE Models for 2WD)" , AT- 1 8 ,
"Cross-Sectional View (VK45DE Models for 2WD)" o r AT- 1 9 ,
"Cross-Sectional View (AWD Models)" .)AT-298
58Vehicle dose not
decelerate by engine
brake.
Refer to AT-220,
"Vehicle Does Not
Decelerate by Engine
Brake" .ON vehicle1. PNP switchAT- 11 3
2. A/T fluid level and stateAT- 5 3
3. Control linkage adjustmentAT-227
4. Manual mode switchAT-167
5. ATF pressure switch 5AT-176
6. CAN communication lineAT-105
7. Control valve with TCMAT-236
OFF vehicle8. Input clutchAT-3239. High and low reverse clutchAT-335
10. Direct clutchAT-337
59Engine brake does
not work M5 M4.ON vehicle1. PNP switchAT- 11 3
2. A/T fluid level and stateAT- 5 3
3. Control linkage adjustmentAT-227
4. Manual mode switchAT-167
5. ATF pressure switch 1AT-172
6. CAN communication lineAT-105
7. Control valve with TCMAT-236
OFF vehicle 8. Front brake (brake band) AT-298
60Engine brake does
not work M4 M3.ON vehicle1. PNP switchAT- 11 3
2. A/T fluid level and stateAT- 5 3
3. Control linkage adjustmentAT-227
4. Manual mode switchAT-167
5. ATF pressure switch 1 and ATF pressure switch 3AT-172,
AT-174
6. CAN communication lineAT-105
7. Control valve with TCMAT-236
OFF vehicle8. Front brake (brake band)AT-2989. Input clutchAT-323
No. Item Symptom Condition Diagnostic ItemReference
page