2008 INFINITI FX35 Service Manual

coolant capacity lumbar support transmission oil immobilizer wiring diagram boot

Page 201 of 3924

INFINITI FX35 2008 Service Manual
AT-128
< SERVICE INFORMATION >
DTC P0745 LINE PRESSURE SOLENOID VALVE
DTC P0745 LINE PRESSURE SOLENOID VALVE
DescriptionINFOID:0000000001327221
The line pressure solenoid valve regulates the oil pump

AT-128
< SERVICE INFORMATION >
DTC P0745 LINE PRESSURE SOLENOID VALVE
DTC P0745 LINE PRESSURE SOLENOID VALVE
DescriptionINFOID:0000000001327221
The line pressure solenoid valve regulates the oil pump discharge pressure to suit the driving condition in
response to a signal sent from the TCM.
CONSULT-III Reference Value in Data Monitor ModeINFOID:0000000001327222
On Board Diagnosis LogicINFOID:0000000001327223
Diagnostic trouble code “P0745 L/PRESS SOL/CIRC” with CONSULT-III or 4th judgement flicker without
CONSULT-III is detected under the following conditions.
When TCM detects an improper voltage drop when it tries to operate the solenoid valve.
When TCM detects as irregular by comparing target value with monitor value.
Possible CauseINFOID:0000000001327224
Harness or connectors (Solenoid circuit is open or shorted.)
Line pressure solenoid valve
DTC Confirmation ProcedureINFOID:0000000001327225
NOTE:
If “DTC Confirmation Procedure” has been previously performed, alw ays turn ignition switch OFF and
wait at least 10 seconds before performing the next test.
After the repair, perform the following proc edure to confirm the malfunction is eliminated.
WITH CONSULT-III
1. Turn ignition switch ON.
2. Select “MAIN SIGNALS” in “DATA MONITO R” mode for “TRANSMISSION” with CONSULT-III.
3. Touch “START”.
4. Engine start and wait at least 5 seconds.
5. If DTC is detected, go to “ AT-128, "
Diagnosis Procedure".
WITH GST
Follow the procedure “WITH CONSULT-III”.
Diagnosis ProcedureINFOID:0000000001327226
1.CHECK INPUT SIGNAL
With CONSULT-III
1. Turn ignition switch ON.
2. Select “MAIN SIGNALS” in “DATA MONITO R” mode for “TRANSMISSION” with CONSULT-III.
3. Start engine.
4. Read out the value of “LINE PRES SOL” while driving.
OK or NG
OK >> GO TO 4.
NG >> GO TO 2.
2.CHECK TCM POWER SUPPLY AND GROUND CIRCUIT
Check TCM power supply and ground circuit. Refer to AT-160
.
Item name Condition Display value (Approx.)
LINE PRES SOL During driving 0.2 - 0.6 A
Item name Condition Display value (Approx.)
LINE PRES SOL During driving 0.2 - 0.6 A
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

Page 202 of 3924

INFINITI FX35 2008 Service Manual
DTC P0745 LINE PRESSURE SOLENOID VALVE
AT-129
< SERVICE INFORMATION >
D E
F
G H
I
J
K L
M A
B
AT
N
O P
OK or NG
OK >> GO TO 3.
NG >> Repair or replace damaged parts.
3.DETECT MALFUNCTIONING ITEM
Chec

Page 203 of 3924

INFINITI FX35 2008 Service Manual
AT-130
< SERVICE INFORMATION >
DTC P1705 THROTTLE POSITION SENSOR
DTC P1705 THROTTLE POSITION SENSOR
DescriptionINFOID:0000000001327227
Electric throttle control actuator consists of throttle control

AT-130
< SERVICE INFORMATION >
DTC P1705 THROTTLE POSITION SENSOR
DTC P1705 THROTTLE POSITION SENSOR
DescriptionINFOID:0000000001327227
Electric throttle control actuator consists of throttle control motor, accelerator pedal position sensor, throttle
position sensor, etc. The actuator sends a signal to the ECM, and ECM sends signals to TCM with CAN com-
munication.
CONSULT-III Reference Value in Data Monitor ModeINFOID:0000000001327228
On Board Diagn osis LogicINFOID:0000000001327229
Diagnostic trouble code “P1705 TP SEN/CIRC A/T” with CO NSULT-III or 15th judgement flicker without CON-
SULT-III is detected when TCM does not receive the proper accelerator pedal position signals (input by CAN
communication) from ECM.
Possible CauseINFOID:0000000001327230
Harness or connectors
(Sensor circuit is open or shorted.)
DTC Confirmation ProcedureINFOID:0000000001327231
NOTE:
If “DTC Confirmation Procedure” has been previously performed, alw ays turn ignition switch OFF and
wait at least 10 seconds before performing the next test.
After the repair, perform the following proc edure to confirm the malfunction is eliminated.
WITH CONSULT-III
1. Turn ignition switch ON.
2. Select “ECU INPUT SIGNALS” in “DATA MONI TOR” mode for “TRANSMISSION” with CONSULT-III.
3. Touch “START”.
4. Start engine and let it idle for 1 second.
5. If DTC is detected, go to AT-130, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000001327232
1.CHECK CAN COMMUNICATION LINE
With CONSULT-III
Perform the self-diagnosis.
Without CONSULT-III
Perform the self-diagnosis. Refer to AT-91, "
Diagnosis Procedure without CONSULT-III".
Is a malfunction in the CAN communication indicated in the results?
YES >> Check CAN communication line. Refer to AT- 9 4.
NO >> GO TO 2.
2.CHECK DTC WITH TCM
With CONSULT-III
1. Turn ignition switch ON.
2. Select “ECU INPUT SIGNALS” in “DATA MONI TOR” mode for “TRANSMISSION” with CONSULT-III.
3. Depress accelerator pedal and read out the value of “ACCELE POSI”.
Item name Condition Display value (Approx.)
ACCELE POSI Released accelerator pedal. 0.0/8
Fully depressed accelerator pedal. 8.0/8
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

Page 204 of 3924

INFINITI FX35 2008 Service Manual
DTC P1705 THROTTLE POSITION SENSORAT-131
< SERVICE INFORMATION >
DE
F
G H
I
J
K L
M A
B
AT
N
O P
4. Select “SELF-DIAG RESULTS” mode for “T RANSMISSION” with CONSULT-III. Refer to AT-84, "CON-

Page 205 of 3924

INFINITI FX35 2008 Service Manual
AT-132
< SERVICE INFORMATION >
DTC P1710 A/T FLUID TEMPERATURE SENSOR CIRCUIT
DTC P1710 A/T FLUID TEMPER ATURE SENSOR CIRCUIT
DescriptionINFOID:0000000001327233
The A/T fluid temperature sensor detec

AT-132
< SERVICE INFORMATION >
DTC P1710 A/T FLUID TEMPERATURE SENSOR CIRCUIT
DTC P1710 A/T FLUID TEMPER ATURE SENSOR CIRCUIT
DescriptionINFOID:0000000001327233
The A/T fluid temperature sensor detects the A/ T fluid temperature and sends a signal to the TCM.
CONSULT-III Reference Value in Data Monitor ModeINFOID:0000000001327234
On Board Diagnosis LogicINFOID:0000000001327235
Diagnostic trouble code “P1710 (A/T), P0710 (ENGINE) ATF TEMP SEN/CIRC” with CONSULT-III or 10th
judgement flicker without CONSULT-III is detected w hen TCM receives an excessively low or high voltage
from the sensor.
Possible CauseINFOID:0000000001327236
Harness or connectors (Sensor circuit is open or shorted.)
A/T fluid temperature sensors 1 and/or 2
DTC Confirmation ProcedureINFOID:0000000001327237
CAUTION:
Always drive vehicle at a safe speed.
NOTE:
If “DTC Confirmation Procedure” has been previously performed, alw ays turn ignition switch OFF and
wait at least 10 seconds before performing the next test.
After the repair, perform the following proc edure to confirm the malfunction is eliminated.
WITH CONSULT-III
1. Turn ignition switch ON.
2. Select “SELECTION FROM MENU” in “DATA MONI TOR” mode for “TRANSMISSION” with CONSULT-III
and check monitor “VHCL/S SE-A/T”, “ACCELE POSI” and “SLCT LVR POSI”.
3. Touch “START”.
4. Start engine and maintain the following conditions for at least 10 minutes (Total). (It is not necessary to maintain continuously.)
VHCL/S SE-A/T: 10 km/h (6 MPH) or more
ACCELE POSI: More than 1.0/8
SLCT LVR POSI: “D” position
5. If DTC is detected, go to AT-133, "
Diagnosis Procedure".
WITH GST
Follow the procedure “WITH CONSULT-III”.
Item name Condition °C ( °F) Display value (Approx.)
ATF TEMP SE 1 0 (32) - 20 (68) - 80 (176) 3.3 - 2.7 - 0.9 V
ATF TEMP SE 2 3.3 - 2.5 - 0.7 V
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

Page 206 of 3924

INFINITI FX35 2008 Service Manual
DTC P1710 A/T FLUID TEMPERATURE SENSOR CIRCUIT
AT-133
< SERVICE INFORMATION >
D E
F
G H
I
J
K L
M A
B
AT
N
O P
Wiring Diagram - AT - FTSINFOID:0000000001327238
Diagnosis ProcedureINFOID:0000000001327

Page 207 of 3924

INFINITI FX35 2008 Service Manual
AT-134
< SERVICE INFORMATION >
DTC P1710 A/T FLUID TEMPERATURE SENSOR CIRCUIT
2. Select “ECU INPUT SIGNALS” in “DATA MONI TOR” mode for “TRANSMISSION” with CONSULT-III.
3. Read out the va

AT-134
< SERVICE INFORMATION >
DTC P1710 A/T FLUID TEMPERATURE SENSOR CIRCUIT
2. Select “ECU INPUT SIGNALS” in “DATA MONI TOR” mode for “TRANSMISSION” with CONSULT-III.
3. Read out the value of “ATF TEMP SE 1”.
OK or NG
OK >> GO TO 2.
NG >> GO TO 3.
2.CHECK A/T FLUID TEMPER ATURE SENSOR 2 SIGNAL
With CONSULT-III
1. Start engine.
2. Select “ECU INPUT SIGNALS” in “DATA MONI TOR” mode for “TRANSMISSION” with CONSULT-III.
3. Read out the value of “ATF TEMP SE 2”.
OK or NG
OK >> GO TO 8.
NG >> GO TO 5.
3.CHECK A/T FLUID TEMPERATURE SENSOR 1
Check A/T fluid temperature sensor 1. Refer to AT-135, "
Component Inspection".
OK or NG
OK >> GO TO 4.
NG >> Replace the control valve with TCM. Refer to AT-215, "
Control Valve with TCM and A/T Fluid Tem-
perature Sensor 2".
4.CHECK SUB-HARNESS
1. Disconnect park/neutral position switch connector and TCM connector.
2. Check continuity between park/neutral position switch connector terminals and TCM connector terminals.
3. If OK, check harness for short to ground and short to power.
OK or NG
OK >> GO TO 7.
NG >> Replace open circuit or short to ground and short to power in harness or connectors.
5.CHECK A/T FLUID TEMPERATURE SENSOR 2
Check A/T fluid temperature sensor 2. Refer to AT-135, "
Component Inspection".
OK or NG
OK >> GO TO 6.
NG >> Replace the A/T fluid temperature sensor 2. Refer to AT-215, "
Control Valve with TCM and A/T
Fluid Temperature Sensor 2".
6.CHECK TERMINAL CORD ASSEMBLY
1. Disconnect A/T fluid temperature sensor 2 connector and TCM connector.
Item name Condition °C ( °F) Display value (Approx.)
ATF TEMP SE 1 0 (32) - 20 (68) - 80 (176) 3.3 - 2.7 - 0.9 V
Item name Condition °C ( °F) Display value (Approx.)
ATF TEMP SE 2 0 (32) - 20 (68) - 80 (176) 3.3 - 2.5 - 0.7 V
Item Connector Terminal Continuity
Park/neutral position switch
connector F505 6
Ye s
TCM connector F503 19
Park/neutral position switch
connector F505 7
Ye s
TCM connector F503 18
SCIA5461E
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

Page 208 of 3924

INFINITI FX35 2008 Service Manual
DTC P1710 A/T FLUID TEMPERATURE SENSOR CIRCUIT
AT-135
< SERVICE INFORMATION >
D E
F
G H
I
J
K L
M A
B
AT
N
O P
2. Check continuity between A/T fl uid temperature sensor 2 con-
nector terminals and TC

Load next 8 pages

Page: < prev 1-10 ... 169-176 177-184 185-192 193-200 201-208 209-216 217-224 225-232 233-240 ... 3928 next >

suspension transmission oil dead battery open trunk heating keyless entry brakes