brake fluid INFINITI QX56 2009 Factory Service Manual

TM-156
< SYMPTOM DIAGNOSIS >
SYSTEM SYMPTOM
10No Up
Shift Gear does not change
from D
→ D
2.
Refer to TM-131, "A/T
Does Not Shift:
D1ÆD2". ON vehicle1. Fluid level and state
TM-179
2. Output speed sensor and vehicle speed signal TM-49,
TM-74
3. Direct clutch solenoid valve TM-84
4. Line pressure testTM-188
5. CAN communication line LAN-4
6. Control valve with TCMTM-203
OFF vehicle 7. Direct clutch TM-203
11Gear does not change
from D
→ D3.
Refer to TM-132, "A/T
Does Not Shift:
D2ÆD3". ON vehicle1. Fluid level and state
TM-179
2. Output speed sensor and vehicle speed signal TM-49,
TM-74
3. High and low reverse clutch solenoid valve TM-86
4. Line pressure testTM-188
5. CAN communication line LAN-4
6. Control valve with TCMTM-203
OFF vehicle 7. High and low reverse clutch TM-203
12Gear does not change
from D
→ D
4.
Refer to TM-134, "A/T
Does Not Shift:
D3ÆD4". ON vehicle1. Fluid level and state
TM-179
2. Output speed sensor and vehicle speed signal TM-49,
TM-74
3. Input clutch solenoid valve TM-80
4. Front brake solenoid valveTM-82
5. Line pressure testTM-188
6. CAN communication line LAN-4
7. Control valve with TCMTM-203
OFF vehicle 8. Input clutch TM-203
13Gear does not change
from D
→ D
5.
Refer to TM-136, "A/T
Does Not Shift:
D4ÆD5". ON vehicle1. Fluid level and state
TM-179
2. Output speed sensor and vehicle speed signal TM-49,
TM-74
3. Front brake solenoid valve TM-82
4. Direct clutch solenoid valveTM-84
5. Input speed sensorTM-47
6. Line pressure testTM-188
7. CAN communication line LAN-4
8. Control valve with TCMTM-203
OFF vehicle9. Front brake (brake band)
TM-20310. Input clutchTM-203
No. Items Symptom Condition Diagnostic Item Reference
page
Revision: December 20092009 QX56

SYSTEM SYMPTOMTM-157
< 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.
Refer to
TM-143, "A/T
Does Not Shift: 5GR
Æ 4GR". ON vehicle1. Fluid level and state
TM-179
2. Output speed sensor and vehicle speed signal TM-49,
TM-74
3. Front brake solenoid valve TM-82
4. Direct clutch solenoid valveTM-84
5. CAN communication line LAN-4
6. Line pressure testTM-188
7. Control valve with TCMTM-203
OFF vehicle8. Front brake (brake band)
TM-2039. Input clutchTM-203
15In “D” or "3" range,
does not downshift to
3GR.
Refer to
TM-145, "A/T
Does Not Shift: 4GR
Æ 3GR". ON vehicle1. Fluid level and state
TM-179
2. Output speed sensor and vehicle speed signal TM-49,
TM-74
3. Input clutch solenoid valve TM-80
4. Front brake solenoid valveTM-82
5. CAN communication line LAN-4
6. Line pressure testTM-188
7. Control valve with TCMTM-203
OFF vehicle 8. Input clutch TM-203
16In “D” or "2" range,
does not downshift to
2GR. Refer to
TM-147, "A/T Does Not
Shift: 3GR Æ 2GR".
. ON vehicle1. Fluid level and state
TM-179
2. Output speed sensor and vehicle speed signal TM-49,
TM-74
3. High and low reverse clutch solenoid valve TM-86
4. CAN communication line LAN-4
5. Line pressure testTM-188
6. Control valve with TCMTM-203
OFF vehicle 7. High and low reverse clutch TM-203
17In “D” or "1" range,
does not downshift to
1GR.
Refer to
TM-148, "A/T
Does Not Shift: 2GR
Æ 1GR". ON vehicle1. Fluid level and state
TM-179
2. Output speed sensor and vehicle speed signal TM-49,
TM-74
3. Direct clutch solenoid valve TM-84
4. CAN communication line LAN-4
5. Line pressure testTM-188
6. Control valve with TCMTM-203
OFF vehicle 7. Direct clutch TM-203
No. Items Symptom Condition Diagnostic Item Reference
page
Revision: December 20092009 QX56

TM-158
< SYMPTOM DIAGNOSIS >
SYSTEM SYMPTOM
18Slips/Will
Not en-
gage When “D” position, re-
mains in 1GR.
ON vehicle
1. Fluid level and state
TM-179
2. Output speed sensor and vehicle speed signal TM-49,
TM-74
3. Direct clutch solenoid valve TM-84
4. Line pressure testTM-188
5. CAN communication line LAN-4
6. Control valve with TCMTM-203
OFF vehicle7. 3rd one-way clutch
TM-251
8. 1st one-way clutchTM-258
9. Gear systemTM-203
10. Reverse brakeTM-203
11. Forward one-way clutch (Parts behind drum support is im-
possible to perform inspection by disassembly. Refer to TM-
8, TM-9
TM-203
12. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to TM-8
, TM-9TM-203
19 When “D” position, re-
mains in 2GR. ON vehicle1. Fluid level and state
TM-179
2. Output speed sensor and vehicle speed signal TM-49,
TM-74
3. Low coast brake solenoid valve TM-88
4. Line pressure testTM-188
5. CAN communication line LAN-4
6. Control valve with TCMTM-203
OFF vehicle7. 3rd one-way clutch
TM-203
8. Gear systemTM-203
9. Direct clutchTM-203
10. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to TM-8
, TM-9TM-203
No. Items Symptom Condition Diagnostic Item Reference
page
Revision: December 20092009 QX56

SYSTEM SYMPTOMTM-159
< 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-179
2. Output speed sensor and vehicle speed signal TM-49,
TM-74
3. Line pressure test TM-188
4. CAN communication line LAN-4
5. Control valve with TCMTM-203
OFF vehicle6. 3rd one-way clutch
TM-203
7. Gear systemTM-203
8. High and low reverse clutchTM-203
9. Forward one-way clutch (Parts behind drum support is im-
possible to perform inspection by disassembly. Refer to TM-
8, TM-9
TM-203
10. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to TM-8
, TM-9TM-203
21 When “D” position, re-
mains in 4GR. ON vehicle1. Fluid level and state
TM-179
2. Output speed sensor and vehicle speed signal TM-49,
TM-74
3. Input clutch solenoid valve TM-80
4. Direct clutch solenoid valveTM-84
5. High and low reverse clutch solenoid valveTM-86
6. Low coast brake solenoid valveTM-88
7. Front brake solenoid valveTM-82
8. Line pressure testTM-188
9. CAN communication line LAN-4
10. Control valve with TCMTM-203
OFF vehicle11. Input clutch
TM-20312. Gear systemTM-203
13. High and low reverse clutchTM-203
14. Direct clutchTM-203
No. Items Symptom Condition Diagnostic Item Reference
page
Revision: December 20092009 QX56

TM-160
< SYMPTOM DIAGNOSIS >
SYSTEM SYMPTOM
22Slips/Will
Not En-
gage When “D” position, re-
mains in 5GR.
ON vehicle1. Fluid level and state
TM-179
2. Output speed sensor and vehicle speed signal TM-49,
TM-74
3. Front brake solenoid valve TM-82
4. Line pressure testTM-188
5. CAN communication line LAN-4
6. Control valve with TCMTM-203
OFF vehicle7. Front brake (brake band)
TM-2038. Input clutchTM-203
9. Gear systemTM-203
10. High and low reverse clutchTM-203
23Vehicle cannot be
started from D
1.
Refer to TM-129, "Ve-
hicle Cannot Be Start-
ed from D1". ON vehicle
1. Fluid level and state
TM-179
2. Accelerator pedal position sensor TM-70
3. Line pressure testTM-188
4. CAN communication line LAN-4
5. Control valve with TCMTM-203
OFF vehicle6. Torque converter
TM-203
7. Oil pump assemblyTM-249
8. 3rd one-way clutchTM-203
9. 1st one-way clutchTM-258
10. Gear systemTM-203
11. Reverse brakeTM-203
12. Forward one-way clutch (Parts behind drum support is im-
possible to perform inspection by disassembly. Refer to TM-
8, TM-9
TM-203
13. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to TM-8
, TM-9TM-203
24 Does not lock-up.
Refer to
TM-138, "A/T Does Not Perform
Lock-up"
ON vehicle 1. Fluid level and state
TM-179
2. Line pressure testTM-188
3. Engine speed signal TM-52
4. Input speed sensorTM-47
5. Torque converter clutch solenoid valveTM-64
6. CAN communication line LAN-4
7. Control valve with TCMTM-203
OFF vehicle8. Torque converter
TM-2039. Oil pump assemblyTM-203
No. Items Symptom Condition Diagnostic Item Reference
page
Revision: December 20092009 QX56

SYSTEM SYMPTOMTM-161
< 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.
Refer to
TM-140, "A/T
Does Not Hold Lock-
up Condition". ON vehicle 1. Fluid level and state
TM-179
2. Line pressure testTM-188
3. Engine speed signal TM-52
4. Input speed sensorTM-47
5. Torque converter clutch solenoid valveTM-64
6. CAN communication line LAN-4
7. Control valve with TCMTM-203
OFF vehicle8. Torque converter
TM-2039. Oil pump assemblyTM-203
26Lock-up is not re-
leased.
Refer to
TM-141,
"Lock-up Is Not Re-
leased". ON vehicle1. Fluid level and state
TM-179
2. Line pressure testTM-188
3. Engine speed signal TM-52
4. Input speed sensorTM-47
5. Torque converter clutch solenoid valveTM-64
6. CAN communication line LAN-4
7. Control valve with TCMTM-203
OFF vehicle8. Torque converter
TM-2039. Oil pump assemblyTM-203
27No shock at all or the
clutch slips when vehi-
cle changes speed D1
→
D2. ON vehicle
1. Fluid level and state
TM-179
2. Output speed sensor and vehicle speed signal TM-49,
TM-74
3. Direct clutch solenoid valve TM-84
4. CAN communication line LAN-4
5. Line pressure testTM-188
6. Control valve with TCMTM-203
OFF vehicle7. Torque converter
TM-203
8. Oil pump assemblyTM-203
9. 3rd one-way clutchTM-203
10. Gear systemTM-203
11. Direct clutchTM-203
12. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to TM-8
, TM-9TM-203
No. Items Symptom Condition Diagnostic Item Reference
page
Revision: December 20092009 QX56

TM-162
< 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-179
2. Output speed sensor and vehicle speed signal TM-49,
TM-74
3. High and low reverse clutch solenoid valve TM-86
4. CAN communication line LAN-4
5. Line pressure testTM-188
6. Control valve with TCMTM-203
OFF vehicle7. Torque converter
TM-203
8. Oil pump assemblyTM-203
9. 3rd one-way clutchTM-203
10. Gear systemTM-203
11. High and low reverse clutchTM-203
12. Forward one- way clutch (Parts behind drum support is
impossible to perform inspection by disassembly. Refer to
TM-8
, TM-9
TM-203
13. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to TM-8
, TM-9TM-203
29 No shock at all or the
clutch slips when vehi-
cle changes speed D3
→
D4. ON vehicle
1. Fluid level and state
TM-179
2. Output speed sensor and vehicle speed signal TM-49,
TM-74
3. Input clutch solenoid valve TM-80
4. Front brake solenoid valveTM-82
5. CAN communication line LAN-4
6. Line pressure testTM-188
7. Control valve with TCMTM-203
OFF vehicle8. Torque converter
TM-203
9. Oil pump assemblyTM-203
10. Input clutchTM-203
11. Gear systemTM-203
12. High and low reverse clutchTM-203
13. Direct clutchTM-203
No. Items Symptom Condition Diagnostic Item Reference
page
Revision: December 20092009 QX56

SYSTEM SYMPTOMTM-163
< 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-179
2. Output speed sensor and vehicle speed signal TM-49,
TM-74
3. Front brake solenoid valve TM-82
4. Direct clutch solenoid valveTM-84
5. CAN communication line LAN-4
6. Line pressure testTM-188
7. Control valve with TCMTM-203
OFF vehicle8. Torque converter
TM-203
9. Oil pump assemblyTM-203
10. Front brake (brake band)TM-203
11. Input clutchTM-203
12. Gear systemTM-203
13. High and low reverse clutchTM-203
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-179
2. Output speed sensor and vehicle speed signal TM-49,
TM-74
3. Front brake solenoid valve TM-82
4. Direct clutch solenoid valveTM-84
5. CAN communication line LAN-4
6. Line pressure testTM-188
7. Control valve with TCMTM-203
OFF vehicle8. Torque converter
TM-203
9. Oil pump assemblyTM-203
10. Input clutchTM-203
11. Gear systemTM-203
12. High and low reverse clutchTM-203
13. Direct clutchTM-203
No. Items Symptom Condition Diagnostic Item Reference
page
Revision: December 20092009 QX56

TM-164
< SYMPTOM DIAGNOSIS >
SYSTEM SYMPTOM
32Slips/Will
Not en-
gage When you press the
accelerator pedal and
shift speed D4→
D3
the engine idles or the
transmission slips. ON vehicle
1. Fluid level and state
TM-179
2. Output speed sensor and vehicle speed signal TM-49,
TM-74
3. Input clutch solenoid valve TM-80
4. Front brake solenoid valveTM-82
5. CAN communication line LAN-4
6. Line pressure testTM-188
7. Control valve with TCMTM-203
OFF vehicle8. Torque converter
TM-203
9. Oil pump assemblyTM-203
10. 3rd one-way clutchTM-203
11. Gear systemTM-203
12. High and low reverse clutchTM-203
13. Forward one- way clutch (Parts behind drum support is
impossible to perform inspection by disassembly. Refer to
TM-8
, TM-9
TM-203
14. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to TM-8
, TM-9TM-203
33 When you press the
accelerator pedal and
shift speed D3→
D2
the engine idles or the
transmission slips. ON vehicle
1. Fluid level and state
TM-179
2. Output speed sensor and vehicle speed signal TM-49,
TM-74
3. High and low reverse clutch solenoid valve TM-86
4. Direct clutch solenoid valveTM-84
5. CAN communication line LAN-4
6. Line pressure testTM-188
7. Control valve with TCMTM-203
OFF vehicle8. Torque converter
TM-203
9. Oil pump assemblyTM-203
10. 3rd one-way clutchTM-203
11. Gear systemTM-203
12. Direct clutchTM-203
13. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to TM-8
, TM-9TM-203
No. Items Symptom Condition Diagnostic Item Reference
page
Revision: December 20092009 QX56

SYSTEM SYMPTOMTM-165
< SYMPTOM DIAGNOSIS >
CEF
G H
I
J
K L
M A
B
TM
N
O P
34
Slips/Will
Not En-
gage When you press the
accelerator pedal and
shift speed D2→
D1
the engine idles or the
transmission slips. ON vehicle
1. Fluid level and state
TM-179
2. Output speed sensor and vehicle speed signal TM-49,
TM-74
3. Direct clutch solenoid valve TM-84
4. CAN communication line LAN-4
5. Line pressure testTM-188
6. Control valve with TCMTM-203
OFF vehicle7. Torque converter
TM-203
8. Oil pump assemblyTM-203
9. 3rd one-way clutchTM-203
10. 1st one-way clutchTM-203
11. Gear systemTM-203
12. Reverse brakeTM-203
13. Forward one- way clutch (Parts behind drum support is
impossible to perform inspection by disassembly. Refer to
TM-8
, TM-9
TM-203
14. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to TM-8
, TM-9TM-203
35 With selector lever in
“D” position, accelera-
tion is extremely poor. ON vehicle
1. Fluid level and state
TM-179
2. Line pressure testTM-188
3. Accelerator pedal position sensor TM-70
4. CAN communication line LAN-4
5. Transmission range switchTM-44
6. Control cable adjustmentTM-195
7. Control valve with TCMTM-203
OFF vehicle8. Torque converter
TM-232
9. Oil pump assemblyTM-203
10. 1st one-way clutchTM-203
11. Gear systemTM-203
12. Reverse brakeTM-203
13. Forward one- way clutch (Parts behind drum support is
impossible to perform inspection by disassembly. Refer to
TM-8
, TM-9
TM-203
14. Forward brake (Parts behind drum support is impossible
to perform inspection by disassembly. Refer to TM-8
, TM-9TM-203
No. Items Symptom Condition Diagnostic Item Reference
page
Revision: December 20092009 QX56