2001 NISSAN X-TRAIL Line pressure

TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
AT-89
[EURO-OBD]
D
E
F
G
H
I
J
K
L
MA
B
AT
Vehicle will not run in “D”, “1”, “2”
positions (but runs in “R” position).
Clutch slips. Very poor acceleration.
AT-218, "
Vehicle Does Not Creep
Forward In “D”,“2” Or “1” Position"
OFF vehicle7. Reverse clutchAT-463, "
Reverse Clutch"
8. High clutchAT-466, "High Clutch"
9. Forward clutchAT-471, "Forward and
Overrun Clutches"
10. Forward one-way clutchAT-421, "OVERHAUL"
11. Low one-way clutchAT-421, "
OVERHAUL",AT-
425, "Locations of Adjust-
ing Shims, Needle Bear-
ings, Thrust Washers and
Snap Rings"
Clutches or brakes slip somewhat in
starting.ON vehicle1. Fluid levelAT-63, "
FLUID LEVEL
CHECK"
2. Control cable adjustmentAT-416, "Control Cable
Adjustment"
3. Accelerator pedal position (APP) sensorAT-180, "
DTC P1705
ACCELERATOR PEDAL
POSITION (APP) SEN-
SOR"
4. Line pressure testAT-67, "Line Pressure Test"
5. Line pressure solenoid valveAT-163, "
DTC P0745 LINE
PRESSURE SOLENOID
VA LV E"
6. Control valve assemblyAT-414, "
Control Valve
Assembly and Accumula-
tors"
7. Accumulator N-DAT-414, "
Control Valve
Assembly and Accumula-
tors"
8. Shift solenoid valve AAT-170, "
DTC P0750
SHIFT SOLENOID VALVE
A"
9. Shift solenoid valve BAT-175, "
DTC P0755
SHIFT SOLENOID VALVE
B"
10. Overrun clutch solenoid valveAT-185, "
DTC P1760
OVERRUN CLUTCH
SOLENOID VALVE"
11. Torque converter clutch solenoid valveAT-158, "
DTC P0740
TORQUE CONVERTER
CLUTCH SOLENOID
VA LV E"
OFF vehicle12. Forward clutchAT-471, "
Forward and
Overrun Clutches"
13. Reverse clutchAT-463, "Reverse Clutch"
14. Low & reverse brakeAT-476, "Low & Reverse
Brake"
15. Oil pumpAT-444, "Oil Pump"
16. Torque converterAT-425, "
Locations of
Adjusting Shims, Needle
Bearings, Thrust Washers
and Snap Rings"
Symptom Condition Diagnostic ItemReference Page
EURO-OBD

AT-90
[EURO-OBD]
TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
Excessive creep. ON vehicle 1. Engine idling rpmEC-38
[QR25 (WITH
EURO-OBD)], EC-448
[QR25 (WITHOUT EURO-
OBD)], EC-771
[QR20
(WITH EURO-OBD)], EC-
1135 [QR20 (WITHOUT
EURO-OBD)]
No creep at all.
AT- 2 1 5 , "
Vehicle Does Not Creep
Backward In “R” Position" and AT-
218, "Vehicle Does Not Creep For-
ward In “D”,“2” Or “1” Position"
ON vehicle1. Fluid levelAT- 6 3 , "
FLUID LEVEL
CHECK"
2. Line pressure testAT-396, "LINE PRES-
SURE SOLENOID VALVE"
3. Control valve assemblyAT-414, "
Control Valve
Assembly and Accumula-
tors"
OFF vehicle4. Forward clutchAT-471, "
Forward and
Overrun Clutches"
5. Oil pumpAT-444, "Oil Pump"
6. Torque converterAT-425, "
Locations of
Adjusting Shims, Needle
Bearings, Thrust Washers
and Snap Rings"
Failure to change gear from “D1 ” to
“D
2 ”.ON vehicle1. Control cable adjustmentAT-416, "
Control Cable
Adjustment"
2. Shift solenoid valve AAT-170, "
DTC P0750
SHIFT SOLENOID VALVE
A"
3. Control valve assemblyAT-414, "
Control Valve
Assembly and Accumula-
tors"
4. Vehicle speed sensor·A/T (Revolution
sensor) and vehicle speed sensor·MTRAT-122, "
DTC P0720 VEHI-
CLE SPEED SENSOR·A/T
(REVOLUTION SEN-
SOR)",AT- 1 9 9 , "DTC
VEHICLE SPEED SEN-
SOR MTR"
5. Accelerator pedal position (APP) sensorAT-180, "
DTC P1705
ACCELERATOR PEDAL
POSITION (APP) SEN-
SOR"
OFF vehicle 6. Brake bandAT-488, "Band Servo Pis-
ton Assembly"
Symptom Condition Diagnostic ItemReference Page
EURO-OBD

TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
AT-93
[EURO-OBD]
D
E
F
G
H
I
J
K
L
MA
B
AT
Too sharp a shock in change from
“D
1 ” to “D2 ”.ON vehicle1. Accelerator pedal position (APP) sensorAT-180, "
DTC P1705
ACCELERATOR PEDAL
POSITION (APP) SEN-
SOR"
2. Line pressure testAT-67, "Line Pressure Test"
3. Accumulator servo releaseAT-414, "
Control Valve
Assembly and Accumula-
tors"
4. Control valve assemblyAT-414, "
Control Valve
Assembly and Accumula-
tors"
5. A/T fluid temperature sensorAT-193, "
DTC BATT/FLUID
TEMP SEN (A/T FLUID
TEMP SENSOR CIRCUIT
AND TCM POWER
SOURCE)"
OFF vehicle 6. Brake bandAT-488, "Band Servo Pis-
ton Assembly"
Too sharp a shock in change from
“D
2 ” to “D3 ”.ON vehicle1. Accelerator pedal position (APP) sensorAT-180, "
DTC P1705
ACCELERATOR PEDAL
POSITION (APP) SEN-
SOR"
2. Line pressure testAT-67, "Line Pressure Test"
3. Control valve assemblyAT-414, "
Control Valve
Assembly and Accumula-
tors"
4. A/T fluid temperature sensorAT-193, "
DTC BATT/FLUID
TEMP SEN (A/T FLUID
TEMP SENSOR CIRCUIT
AND TCM POWER
SOURCE)"
OFF vehicle5. High clutchAT-466, "
High Clutch"
6. Brake bandAT-488, "Band Servo Pis-
ton Assembly"
Too sharp a shock in change from
“D
3 ” to “D4 ”.ON vehicle1. Accelerator pedal position (APP) sensorAT-180, "
DTC P1705
ACCELERATOR PEDAL
POSITION (APP) SEN-
SOR"
2. Line pressure testAT-67, "Line Pressure Test"
3. Control valve assemblyAT-414, "
Control Valve
Assembly and Accumula-
tors"
4. A/T fluid temperature sensorAT-193, "
DTC BATT/FLUID
TEMP SEN (A/T FLUID
TEMP SENSOR CIRCUIT
AND TCM POWER
SOURCE)"
OFF vehicle5. Brake bandAT-488, "
Band Servo Pis-
ton Assembly"
6. Overrun clutchAT-471, "Forward and
Overrun Clutches"
7. Forward one-way clutchAT-421, "OVERHAUL"
Symptom Condition Diagnostic ItemReference Page
EURO-OBD

AT-94
[EURO-OBD]
TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
Almost no shock or clutches slipping
in change from “D
1 ” to “D2 ”.ON vehicle1. Fluid levelAT- 6 3 , "
FLUID LEVEL
CHECK"
2. Accelerator pedal position (APP) sensorAT-180, "
DTC P1705
ACCELERATOR PEDAL
POSITION (APP) SEN-
SOR"
3. Line pressure testAT- 6 7 , "Line Pressure Test"
4. Accumulator servo releaseAT-414, "
Control Valve
Assembly and Accumula-
tors"
5. Control valve assemblyAT-414, "
Control Valve
Assembly and Accumula-
tors"
OFF vehicle 6. Brake bandAT-488, "Band Servo Pis-
ton Assembly"
Almost no shock or slipping in
change from “D
2 ” to “D3 ”.ON vehicle1. Fluid levelAT- 6 3 , "
FLUID LEVEL
CHECK"
2. Accelerator pedal position (APP) sensorAT-180, "
DTC P1705
ACCELERATOR PEDAL
POSITION (APP) SEN-
SOR"
3. Line pressure testAT- 6 7 , "Line Pressure Test"
4. Control valve assemblyAT-414, "
Control Valve
Assembly and Accumula-
tors"
OFF vehicle5. High clutchAT-466, "
High Clutch"
6. Brake bandAT-488, "Band Servo Pis-
ton Assembly"
Almost no shock or slipping in
change from “D
3 ” to “D4 ”.ON vehicle1. Fluid levelAT- 6 3 , "
FLUID LEVEL
CHECK"
2. Accelerator pedal position (APP) sensorAT-180, "
DTC P1705
ACCELERATOR PEDAL
POSITION (APP) SEN-
SOR"
3. Line pressure testAT- 6 7 , "Line Pressure Test"
4. Control valve assemblyAT-414, "
Control Valve
Assembly and Accumula-
tors"
OFF vehicle 5. Brake bandAT-488, "Band Servo Pis-
ton Assembly"
Vehicle braked by gear change from
“D
1 ” to “D2 ”.ON vehicle 1. Fluid levelAT- 6 3 , "
FLUID LEVEL
CHECK"
OFF vehicle2. Reverse clutchAT-463, "
Reverse Clutch"
3. Low & reverse brakeAT-476, "Low & Reverse
Brake"
4. High clutchAT-466, "High Clutch"
5. Low one-way clutchAT-421, "
OVERHAUL",AT-
425, "Locations of Adjust-
ing Shims, Needle Bear-
ings, Thrust Washers and
Snap Rings"
Symptom Condition Diagnostic ItemReference Page
EURO-OBD

AT-96
[EURO-OBD]
TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
Failure to change gear from “D4 ” to
“D
3 ”.ON vehicle1. Fluid levelAT- 6 3 , "
FLUID LEVEL
CHECK"
2. Accelerator pedal position (APP) sensorAT-180, "
DTC P1705
ACCELERATOR PEDAL
POSITION (APP) SEN-
SOR"
3. Overrun clutch solenoid valveAT-185, "
DTC P1760
OVERRUN CLUTCH
SOLENOID VALVE"
4. Shift solenoid valve AAT-170, "
DTC P0750
SHIFT SOLENOID VALVE
A"
5. Line pressure solenoid valveAT-163, "
DTC P0745 LINE
PRESSURE SOLENOID
VA LV E"
6. Control valve assemblyAT-414, "
Control Valve
Assembly and Accumula-
tors"
OFF vehicle7. Brake bandAT-488, "
Band Servo Pis-
ton Assembly"
8. Overrun clutchAT-471, "Forward and
Overrun Clutches"
Failure to change gear from “D3 ” to
“D
2 ” or from “D4 ” to “D2 ”.ON vehicle1. Fluid levelAT- 6 3 , "
FLUID LEVEL
CHECK"
2. Accelerator pedal position (APP) sensorAT-180, "
DTC P1705
ACCELERATOR PEDAL
POSITION (APP) SEN-
SOR"
3. Shift solenoid valve AAT-170, "
DTC P0750
SHIFT SOLENOID VALVE
A"
4. Shift solenoid valve BAT-175, "
DTC P0755
SHIFT SOLENOID VALVE
B"
5. Control valve assemblyAT-414, "
Control Valve
Assembly and Accumula-
tors"
OFF vehicle6. High clutchAT-466, "
High Clutch"
7. Brake bandAT-488, "Band Servo Pis-
ton Assembly"
Symptom Condition Diagnostic ItemReference Page
EURO-OBD

TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
AT-97
[EURO-OBD]
D
E
F
G
H
I
J
K
L
MA
B
AT
Failure to change gear from “D2 ” to
“D
1 ” or from “D3 ” to “D1 ”.ON vehicle1. Fluid levelAT-63, "
FLUID LEVEL
CHECK"
2. Accelerator pedal position (APP) sensorAT-180, "
DTC P1705
ACCELERATOR PEDAL
POSITION (APP) SEN-
SOR"
3. Shift solenoid valve AAT-170, "
DTC P0750
SHIFT SOLENOID VALVE
A"
4. Shift solenoid valve BAT-175, "
DTC P0755
SHIFT SOLENOID VALVE
B"
5. Control valve assemblyAT-414, "
Control Valve
Assembly and Accumula-
tors"
OFF vehicle6. Low one-way clutchAT-421, "
OVERHAUL",AT-
425, "Locations of Adjust-
ing Shims, Needle Bear-
ings, Thrust Washers and
Snap Rings"
7. High clutchAT-466, "High Clutch"
8. Brake bandAT-488, "Band Servo Pis-
ton Assembly"
Gear change shock felt during
deceleration by releasing accelera-
tor pedal.ON vehicle1. Accelerator pedal position (APP) sensorAT-180, "
DTC P1705
ACCELERATOR PEDAL
POSITION (APP) SEN-
SOR"
2. Line pressure testAT-67, "Line Pressure Test"
3. Overrun clutch solenoid valveAT-185, "
DTC P1760
OVERRUN CLUTCH
SOLENOID VALVE"
4. Control valve assemblyAT-414, "
Control Valve
Assembly and Accumula-
tors"
Too high a change point from “D4 ”
to “D
3 ”, from “D3 ” to “D2 ”, from “D2
” to “D1 ”.ON vehicle1. Accelerator pedal position (APP) sensorAT-180, "
DTC P1705
ACCELERATOR PEDAL
POSITION (APP) SEN-
SOR"
2. Vehicle speed sensor·A/T (Revolution
sensor) and vehicle speed sensor·MTRAT-122, "
DTC P0720 VEHI-
CLE SPEED SENSOR·A/T
(REVOLUTION SEN-
SOR)",AT-199, "DTC
VEHICLE SPEED SEN-
SOR MTR"
Symptom Condition Diagnostic ItemReference Page
EURO-OBD

AT-98
[EURO-OBD]
TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
Kickdown does not operate when
depressing pedal in “D
4 ” within kick
down vehicle speed.ON vehicle1. Accelerator pedal position (APP) sensorAT-180, "
DTC P1705
ACCELERATOR PEDAL
POSITION (APP) SEN-
SOR"
2. Vehicle speed sensor·A/T (Revolution
sensor) and vehicle speed sensor·MTRAT-122, "
DTC P0720 VEHI-
CLE SPEED SENSOR·A/T
(REVOLUTION SEN-
SOR)",AT- 1 9 9 , "DTC
VEHICLE SPEED SEN-
SOR MTR"
3. Shift solenoid valve AAT-170, "
DTC P0750
SHIFT SOLENOID VALVE
A"
4. Shift solenoid valve BAT-175, "
DTC P0755
SHIFT SOLENOID VALVE
B"
Kickdown operates or engine over-
runs when depressing pedal in “D
4 ”
beyond kick down vehicle speed
limit.ON vehicle1. Vehicle speed sensor·A/T (Revolution
sensor) and vehicle speed sensor·MTRAT-122, "
DTC P0720 VEHI-
CLE SPEED SENSOR·A/T
(REVOLUTION SEN-
SOR)",AT- 1 9 9 , "DTC
VEHICLE SPEED SEN-
SOR MTR"
2. Accelerator pedal position (APP) sensorAT-180, "
DTC P1705
ACCELERATOR PEDAL
POSITION (APP) SEN-
SOR"
3. Shift solenoid valve AAT-170, "
DTC P0750
SHIFT SOLENOID VALVE
A"
4. Shift solenoid valve BAT-175, "
DTC P0755
SHIFT SOLENOID VALVE
B"
Races extremely fast or slips in
changing from “D
4 ” to “D3 ” when
depressing pedal.ON vehicle1. Fluid levelAT- 6 3 , "
FLUID LEVEL
CHECK"
2. Accelerator pedal position (APP) sensorAT-180, "
DTC P1705
ACCELERATOR PEDAL
POSITION (APP) SEN-
SOR"
3. Line pressure testAT- 6 7 , "Line Pressure Test"
4. Line pressure solenoid valveAT-163, "
DTC P0745 LINE
PRESSURE SOLENOID
VA LV E"
5. Shift solenoid valve AAT-170, "
DTC P0750
SHIFT SOLENOID VALVE
A"
6. Control valve assemblyAT-414, "
Control Valve
Assembly and Accumula-
tors"
OFF vehicle7. Brake bandAT-488, "
Band Servo Pis-
ton Assembly"
8. Forward clutchAT-471, "Forward and
Overrun Clutches"
Symptom Condition Diagnostic ItemReference Page
EURO-OBD

TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
AT-99
[EURO-OBD]
D
E
F
G
H
I
J
K
L
MA
B
AT
Races extremely fast or slips in
changing from “D
4 ” to “D2 ” when
depressing pedal.ON vehicle1. Fluid levelAT-63, "
FLUID LEVEL
CHECK"
2. Accelerator pedal position (APP) sensorAT-180, "
DTC P1705
ACCELERATOR PEDAL
POSITION (APP) SEN-
SOR"
3. Line pressure testAT-67, "Line Pressure Test"
4. Line pressure solenoid valveAT-163, "
DTC P0745 LINE
PRESSURE SOLENOID
VA LV E"
5. Shift solenoid valve AAT-170, "
DTC P0750
SHIFT SOLENOID VALVE
A"
6. Shift solenoid valve BAT-175, "
DTC P0755
SHIFT SOLENOID VALVE
B"
7. Control valve assemblyAT-414, "
Control Valve
Assembly and Accumula-
tors"
OFF vehicle8. Brake bandAT-488, "
Band Servo Pis-
ton Assembly"
9. High clutchAT-466, "High Clutch"
10. Forward clutchAT-471, "Forward and
Overrun Clutches"
Races extremely fast or slips in
changing from “D
3 ” to “D2 ” when
depressing pedal.ON vehicle1. Fluid levelAT-63, "
FLUID LEVEL
CHECK"
2. Accelerator pedal position (APP) sensorAT-180, "
DTC P1705
ACCELERATOR PEDAL
POSITION (APP) SEN-
SOR"
3. Line pressure testAT-67, "Line Pressure Test"
4. Line pressure solenoid valveAT-163, "
DTC P0745 LINE
PRESSURE SOLENOID
VA LV E"
5. Control valve assemblyAT-414, "
Control Valve
Assembly and Accumula-
tors"
6. Shift solenoid valve BAT-175, "
DTC P0755
SHIFT SOLENOID VALVE
B"
OFF vehicle7. Brake bandAT-488, "
Band Servo Pis-
ton Assembly"
8. High clutchAT-466, "High Clutch"
Symptom Condition Diagnostic ItemReference Page
EURO-OBD