sensor INFINITI QX56 2010 Factory Service Manual
[x] Cancel search | Manufacturer: INFINITI, Model Year: 2010, Model line: QX56, Model: INFINITI QX56 2010Pages: 4210, PDF Size: 81.91 MB
Page 3817 of 4210
TM-122
< SYMPTOM DIAGNOSIS >
SYSTEM SYMPTOM
4Shift
Shock Shock is too large
when changing D3→
D
4. ON vehicle1. Accelerator pedal position sensor
TM-71
2. Control cable adjustmentTM-164
3. Input clutch solenoid valve TM-82
4. CAN communication line LAN-4
5. Engine speed signalTM-53
6. Input speed sensorTM-48
7. Output speed sensor and vehicle speed signalTM-50,
TM-76
8. Fluid level and state TM-148
9. Control valve with TCMTM-172
OFF vehicle 10. Input clutch TM-227
5Shock is too large
when changing D4→
D
5. ON vehicle1. Accelerator pedal position sensor
TM-71
2. Control cable adjustmentTM-164
3. Front brake solenoid valve TM-84
4. CAN communication line LAN-4
5. Engine speed signalTM-53
6. Input speed sensorTM-48
7. Output speed sensor and vehicle speed signalTM-50,
TM-76
8. Fluid level and state TM-148
9. Control valve with TCMTM-172
OFF vehicle10. Front brake (brake band)
TM-19211. Input clutchTM-227
6Shock is too large for
downshift when accel-
erator pedal is
pressed. ON vehicle1. Accelerator pedal position sensor
TM-71
2. Control cable adjustmentTM-164
3. CAN communication line LAN-4
4. Engine speed signalTM-53
5. Input speed sensorTM-48
6. Output speed sensor and vehicle speed signalTM-50,
TM-76
7. Fluid level and state TM-148
8. Control valve with TCMTM-172
OFF vehicle9. Front brake (brake band)
TM-19210. Input clutchTM-227
11. High and low reverse clutchTM-237
12. Direct clutchTM-239
No. ItemsSymptom Condition Diagnostic ItemReference
page
Revision: April 20092010 QX56
Page 3818 of 4210
SYSTEM SYMPTOMTM-123
< SYMPTOM DIAGNOSIS >
CEF
G H
I
J
K L
M A
B
TM
N
O P
7
Shift
Shock Shock is too large for
upshift when accelera-
tor pedal is released.
ON vehicle1. Accelerator pedal position sensor
TM-71
2. Control cable adjustmentTM-164
3. Engine speed signal TM-53
4. CAN communication line LAN-4
5. Input speed sensorInput speed sensorTM-48
6. Output speed sensor and vehicle speed signalTM-50,
TM-76
7. Fluid level and state TM-148
8. Control valve with TCMTM-172
OFF vehicle9. Front brake (brake band)
TM-19210. Input clutchTM-227
11. High and low reverse clutchTM-237
12. Direct clutchTM-239
8Shock is too large for
lock-up. ON vehicle1. Accelerator pedal position sensor
TM-71
2. Control cable adjustmentTM-164
3. Engine speed signal TM-53
4. CAN communication line LAN-4
5. Input speed sensorTM-48
6. Output speed sensor and vehicle speed signalTM-50,
TM-76
7. Torque converter clutch solenoid valve TM-65
8. Fluid level and stateTM-148
9. Control valve with TCMTM-172
OFF vehicle 10. Torque converter TM-172
9Shock is too large dur-
ing engine brake. ON vehicle
1. Accelerator pedal position sensor
TM-71
2. Control cable adjustmentTM-164
3. CAN communication line LAN-4
4. Fluid level and stateTM-148
5. Control valve with TCMTM-172
OFF vehicle6. Front brake (brake band)
TM-1727. Input clutchTM-172
8. High and low reverse clutchTM-172
9. Direct clutchTM-172
No. ItemsSymptom Condition Diagnostic ItemReference
page
Revision: April 20092010 QX56
Page 3819 of 4210
TM-124
< SYMPTOM DIAGNOSIS >
SYSTEM SYMPTOM
10No Up
Shift Gear does not change
from D →
D2. ON vehicle 1. Fluid level and state
TM-148
2. Output speed sensor and vehicle speed signal TM-50,
TM-76
3. Direct clutch solenoid valve TM-86
4. Line pressure testTM-157
5. CAN communication line LAN-4
6. Control valve with TCMTM-172
OFF vehicle 7. Direct clutch TM-172
11Gear does not change
from D → D
3. ON vehicle 1. Fluid level and state
TM-148
2. Output speed sensor and vehicle speed signal TM-50,
TM-76
3. High and low reverse clutch solenoid valve TM-88
4. Line pressure testTM-157
5. CAN communication line LAN-4
6. Control valve with TCMTM-172
OFF vehicle 7. High and low reverse clutch TM-172
12Gear does not change
from D →
D4. ON vehicle 1. Fluid level and state
TM-148
2. Output speed sensor and vehicle speed signal TM-50,
TM-76
3. Input clutch solenoid valve TM-82
4. Front brake solenoid valveTM-84
5. Line pressure testTM-157
6. CAN communication line LAN-4
7. Control valve with TCMTM-172
OFF vehicle 8. Input clutch TM-172
13Gear does not change
from D →
D5. ON vehicle 1. Fluid level and state
TM-148
2. Output speed sensor and vehicle speed signal TM-50,
TM-76
3. Front brake solenoid valve TM-84
4. Direct clutch solenoid valveTM-86
5. Input speed sensorTM-48
6. Line pressure testTM-157
7. CAN communication line LAN-4
8. Control valve with TCMTM-172
OFF vehicle9. Front brake (brake band)
TM-17210. Input clutchTM-172
No. ItemsSymptom Condition Diagnostic ItemReference
page
Revision: April 20092010 QX56
Page 3820 of 4210
SYSTEM SYMPTOMTM-125
< SYMPTOM DIAGNOSIS >
CEF
G H
I
J
K L
M A
B
TM
N
O P
14
No Down
Shift In “D” or "4" range,
does not downshift to
4GR.
ON vehicle1. Fluid level and state
TM-148
2. Output speed sensor and vehicle speed signal TM-50,
TM-76
3. Front brake solenoid valve TM-84
4. Direct clutch solenoid valveTM-86
5. CAN communication line LAN-4
6. Line pressure testTM-157
7. Control valve with TCMTM-172
OFF vehicle8. Front brake (brake band)
TM-1729. Input clutchTM-172
15In “D” or "3" range,
does not downshift to
3GR. ON vehicle1. Fluid level and state
TM-148
2. Output speed sensor and vehicle speed signal TM-50,
TM-76
3. Input clutch solenoid valve TM-82
4. Front brake solenoid valveTM-84
5. CAN communication line LAN-4
6. Line pressure testTM-157
7. Control valve with TCMTM-172
OFF vehicle 8. Input clutch TM-172
16In “D” or "2" range,
does not downshift to
2GR.
. ON vehicle1. Fluid level and state
TM-148
2. Output speed sensor and vehicle speed signal TM-50,
TM-76
3. High and low reverse clutch solenoid valve TM-88
4. CAN communication line LAN-4
5. Line pressure testTM-157
6. Control valve with TCMTM-172
OFF vehicle 7. High and low reverse clutch TM-172
17In “D” or "1" range,
does not downshift to
1GR. ON vehicle1. Fluid level and state
TM-148
2. Output speed sensor and vehicle speed signal TM-50,
TM-76
3. Direct clutch solenoid valve TM-86
4. CAN communication line LAN-4
5. Line pressure testTM-157
6. Control valve with TCMTM-172
OFF vehicle 7. Direct clutch TM-172
No. ItemsSymptom Condition Diagnostic ItemReference
page
Revision: April 20092010 QX56
Page 3821 of 4210
TM-126
< SYMPTOM DIAGNOSIS >
SYSTEM SYMPTOM
18Slips/Will
Not en-
gage When “D” position, re-
mains in 1GR.
ON vehicle
1. Fluid level and state
TM-148
2. Output speed sensor and vehicle speed signal TM-50,
TM-76
3. Direct clutch solenoid valve TM-86
4. Line pressure testTM-157
5. CAN communication line LAN-4
6. Control valve with TCMTM-172
OFF vehicle7. 3rd one-way clutch
TM-225
8. 1st one-way clutchTM-232
9. Gear systemTM-172
10. Reverse brakeTM-172
11. Forward one-way clutch (Parts behind drum support is im-
possible to perform inspection by disassembly. Refer to TM-
8, TM-9. TM-172
12. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to
TM-8
, TM-9. TM-172
19 When “D” position, re-
mains in 2GR. ON vehicle1. Fluid level and state
TM-148
2. Output speed sensor and vehicle speed signal TM-50,
TM-76
3. Low coast brake solenoid valve TM-90
4. Line pressure testTM-157
5. CAN communication line LAN-4
6. Control valve with TCMTM-172
OFF vehicle7. 3rd one-way clutch
TM-172
8. Gear systemTM-172
9. Direct clutchTM-172
10. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to TM-8
, TM-9. TM-172
No. Items
Symptom Condition Diagnostic ItemReference
page
Revision: April 20092010 QX56
Page 3822 of 4210
SYSTEM SYMPTOMTM-127
< SYMPTOM DIAGNOSIS >
CEF
G H
I
J
K L
M A
B
TM
N
O P
20
Slips/Will
Not en-
gage When “D” position, re-
mains in 3GR.
ON vehicle
1. Fluid level and state
TM-148
2. Output speed sensor and vehicle speed signal TM-50,
TM-76
3. Line pressure test TM-157
4. CAN communication line LAN-4
5. Control valve with TCMTM-172
OFF vehicle6. 3rd one-way clutch
TM-172
7. Gear systemTM-172
8. High and low reverse clutchTM-172
9. Forward one-way clutch (Parts behind drum support is im-
possible to perform inspection by disassembly. Refer to TM-
8, TM-9. TM-172
10. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to
TM-8
, TM-9. TM-172
21 When “D” position, re-
mains in 4GR. ON vehicle1. Fluid level and state
TM-148
2. Output speed sensor and vehicle speed signal TM-50,
TM-76
3. Input clutch solenoid valve TM-82
4. Direct clutch solenoid valveTM-86
5. High and low reverse clutch solenoid valveTM-88
6. Low coast brake solenoid valveTM-90
7. Front brake solenoid valveTM-84
8. Line pressure testTM-157
9. CAN communication line LAN-4
10. Control valve with TCMTM-172
OFF vehicle11. Input clutch
TM-17212. Gear systemTM-172
13. High and low reverse clutchTM-172
14. Direct clutchTM-172
No. ItemsSymptom Condition Diagnostic ItemReference
page
Revision: April 20092010 QX56
Page 3823 of 4210
TM-128
< SYMPTOM DIAGNOSIS >
SYSTEM SYMPTOM
22Slips/Will
Not En-
gage When “D” position, re-
mains in 5GR.
ON vehicle1. Fluid level and state
TM-148
2. Output speed sensor and vehicle speed signal TM-50,
TM-76
3. Front brake solenoid valve TM-84
4. Line pressure testTM-157
5. CAN communication line LAN-4
6. Control valve with TCMTM-172
OFF vehicle7. Front brake (brake band)
TM-1728. Input clutchTM-172
9. Gear systemTM-172
10. High and low reverse clutchTM-172
23Vehicle cannot be
started from D1.ON vehicle
1. Fluid level and state
TM-148
2. Accelerator pedal position sensor TM-71
3. Line pressure testTM-157
4. CAN communication line LAN-4
5. Control valve with TCMTM-172
OFF vehicle6. Torque converter
TM-172
7. Oil pump assemblyTM-223
8. 3rd one-way clutchTM-172
9. 1st one-way clutchTM-232
10. Gear systemTM-172
11. Reverse brakeTM-172
12. Forward one-way clutch (Parts behind drum support is im-
possible to perform inspection by disassembly. Refer to TM-
8, TM-9. TM-172
13. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to
TM-8
, TM-9. TM-172
24
Does not lock-up. ON vehicle1. Fluid level and state
TM-148
2. Line pressure testTM-157
3. Engine speed signal TM-53
4. Input speed sensorTM-48
5. Torque converter clutch solenoid valveTM-65
6. CAN communication line LAN-4
7. Control valve with TCMTM-172
OFF vehicle8. Torque converter
TM-1729. Oil pump assemblyTM-172
No. ItemsSymptom Condition Diagnostic ItemReference
page
Revision: April 20092010 QX56
Page 3824 of 4210
SYSTEM SYMPTOMTM-129
< SYMPTOM DIAGNOSIS >
CEF
G H
I
J
K L
M A
B
TM
N
O P
25
Slips/Will
Not en-
gage Does not hold lock-up
condition.
ON vehicle1. Fluid level and state
TM-148
2. Line pressure testTM-157
3. Engine speed signal TM-53
4. Input speed sensorTM-48
5. Torque converter clutch solenoid valveTM-65
6. CAN communication line LAN-4
7. Control valve with TCMTM-172
OFF vehicle8. Torque converter
TM-1729. Oil pump assemblyTM-172
26Lock-up is not re-
leased. ON vehicle1. Fluid level and state
TM-148
2. Line pressure testTM-157
3. Engine speed signal TM-53
4. Input speed sensorTM-48
5. Torque converter clutch solenoid valveTM-65
6. CAN communication line LAN-4
7. Control valve with TCMTM-172
OFF vehicle8. Torque converter
TM-1729. Oil pump assemblyTM-172
27No shock at all or the
clutch slips when vehi-
cle changes speed D1
→
D2. ON vehicle
1. Fluid level and state
TM-148
2. Output speed sensor and vehicle speed signal TM-50,
TM-76
3. Direct clutch solenoid valve TM-86
4. CAN communication line LAN-4
5. Line pressure testTM-157
6. Control valve with TCMTM-172
OFF vehicle7. Torque converter
TM-172
8. Oil pump assemblyTM-172
9. 3rd one-way clutchTM-172
10. Gear systemTM-172
11. Direct clutchTM-172
12. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to TM-8
, TM-9. TM-172
No. Items
Symptom Condition Diagnostic ItemReference
page
Revision: April 20092010 QX56
Page 3825 of 4210
TM-130
< SYMPTOM DIAGNOSIS >
SYSTEM SYMPTOM
28Slips/Will
Not en-
gage No shock at all or the
clutch slips when vehi-
cle changes speed D2
→ D3.
ON vehicle
1. Fluid level and state
TM-148
2. Output speed sensor and vehicle speed signal TM-50,
TM-76
3. High and low reverse clutch solenoid valve TM-88
4. CAN communication line LAN-4
5. Line pressure testTM-157
6. Control valve with TCMTM-172
OFF vehicle7. Torque converter
TM-172
8. Oil pump assemblyTM-172
9. 3rd one-way clutchTM-172
10. Gear systemTM-172
11. High and low reverse clutchTM-172
12. Forward one- way clutch (Parts behind drum support is
impossible to perform inspection by disassembly. Refer to
TM-8
, TM-9. TM-172
13. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to
TM-8
, TM-9. TM-172
29 No shock at all or the
clutch slips when vehi-
cle changes speed D3
→ D4. ON vehicle
1. Fluid level and state
TM-148
2. Output speed sensor and vehicle speed signal TM-50,
TM-76
3. Input clutch solenoid valve TM-82
4. Front brake solenoid valveTM-84
5. CAN communication line LAN-4
6. Line pressure testTM-157
7. Control valve with TCMTM-172
OFF vehicle8. Torque converter
TM-172
9. Oil pump assemblyTM-172
10. Input clutchTM-172
11. Gear systemTM-172
12. High and low reverse clutchTM-172
13. Direct clutchTM-172
No. ItemsSymptom Condition Diagnostic ItemReference
page
Revision: April 20092010 QX56
Page 3826 of 4210
SYSTEM SYMPTOMTM-131
< SYMPTOM DIAGNOSIS >
CEF
G H
I
J
K L
M A
B
TM
N
O P30
Slips/Will
Not en-
gage No shock at all or the
clutch slips when vehi-
cle changes speed D4
→
D5. ON vehicle
1. Fluid level and state
TM-148
2. Output speed sensor and vehicle speed signal TM-50,
TM-76
3. Front brake solenoid valve TM-84
4. Direct clutch solenoid valveTM-86
5. CAN communication line LAN-4
6. Line pressure testTM-157
7. Control valve with TCMTM-172
OFF vehicle8. Torque converter
TM-172
9. Oil pump assemblyTM-172
10. Front brake (brake band)TM-172
11. Input clutchTM-172
12. Gear systemTM-172
13. High and low reverse clutchTM-172
31When you press the
accelerator pedal and
shift speed D5→ D4
the engine idles or the
transmission slips. ON vehicle
1. Fluid level and state
TM-148
2. Output speed sensor and vehicle speed signal TM-50,
TM-76
3. Front brake solenoid valve TM-84
4. Direct clutch solenoid valveTM-86
5. CAN communication line LAN-4
6. Line pressure testTM-157
7. Control valve with TCMTM-172
OFF vehicle8. Torque converter
TM-172
9. Oil pump assemblyTM-172
10. Input clutchTM-172
11. Gear systemTM-172
12. High and low reverse clutchTM-172
13. Direct clutchTM-172
No. ItemsSymptom Condition Diagnostic ItemReference
page
Revision: April 20092010 QX56