2004 INFINITI FX35 Service Manual

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Page 169 of 4449

INFINITI FX35 2004 Service Manual AT-92
TROUBLE DIAGNOSIS
Revision: 2004 November 2004 FX35/FX45
ATF PRES SW 2Low coast brake engaged. Refer to AT- 2 0 .ON
Low coast brake disengaged. Refer to AT- 2 0
.OFF
ATF PRES SW 3Input clutch e

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INFINITI FX35 2004 Service Manual TROUBLE DIAGNOSIS
AT-93
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Revision: 2004 November 2004 FX35/FX45
CONSULT-II SETTING PROCEDURE
CAUTION:
If CONSULT-II is used with no connection of CONSULT-II CONVERTER, malfunc

Page 171 of 4449

INFINITI FX35 2004 Service Manual AT-94
TROUBLE DIAGNOSIS
Revision: 2004 November 2004 FX35/FX45
SELF-DIAGNOSTIC RESULT MODE
Operation Procedure
1. Perform “CONSULT-II SETTING PROCEDURE” Refer to AT- 9 3 ,
"CONSULT-II SETTING PROC

AT-94
TROUBLE DIAGNOSIS
Revision: 2004 November 2004 FX35/FX45
SELF-DIAGNOSTIC RESULT MODE
Operation Procedure
1. Perform “CONSULT-II SETTING PROCEDURE” Refer to AT- 9 3 ,
"CONSULT-II SETTING PROCEDURE" .
2. Touch “SELF-DIAG RESULTS”.
Display shows malfunction experienced since the last erasing
operation.
Display Items List
X: Applicable, —: Not applicable
SCIA5304E
Items (CONSULT-
II screen terms)Malfunction is detected when...TCM self-diagnosis OBD-II (DTC)
A/T CHECK
indicator
lamp “A/T” with
CONSULT-IIMIL indicator
lamp*1,
“ENGINE” with
CONSULT-II or
GST
CAN COMM CIR-
CUIT
When a malfunction is detected in CAN communications X U1000 U1000
STARTER RELAY/
CIRC
If this signal is ON other than in P or N position, this is
judged to be a malfunction.
(And if it is OFF in P or N position, this too is judged to be a
malfunction.)X P0615 —
PNP SW/CIRC
PNP switch 1-4 signals input with impossible pattern
P position is detected from N position without any other
position being detected in between.X P0705 P0705
VEH SPD SEN/
CIR AT (Revolution
sensor)
Signal from vehicle speed sensor A/T (Revolution sensor)
not input due to cut line or the like
Unexpected signal input during running
After ignition switch is turned ON, unexpected signal input
from vehicle speed sensor MTR before the vehicle starts
movingX P0720 P0720
ENGINE SPEED
SIG
TCM does not receive the CAN communication signal from
the ECM.X P0725 P0725*3
TCC SOLENOID/
CIRC
Normal voltage not applied to solenoid due to cut line,
short, or the likeX P0740 P0740
A/T TCC S/V
FNCTN
A/T cannot perform lock-up even if electrical circuit is good.
TCM detects as irregular by comparing difference value
with slip rotation.X P0744 P0744*2
L/PRESS SOL/
CIRC
Normal voltage not applied to solenoid due to cut line,
short, or the like
TCM detects as irregular by comparing target value with
monitor value.X P0745 P0745
TCM-POWER
SUPPLY
When the power supply to the TCM is cut “OFF”, for exam-
ple because the battery is removed, and the self-diagnos-
tics memory function stops
This is not a malfunction message (Whenever shutting
“OFF” a power supply to the TCM, this message appears
on the screen.)— P1701 —
TCM·RAM
TCM memory (RAM) is malfunctioning. — P1702 —
TCM·ROM
TCM memory (ROM) is malfunctioning. — P1703 —

Page 172 of 4449

INFINITI FX35 2004 Service Manual TROUBLE DIAGNOSIS
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Revision: 2004 November 2004 FX35/FX45
TCM·EEPROMTCM memory (EEP ROM) is malfunctioning. — P1704 —
TP SEN/CIRC A/T
TCM does not receive the pro

TROUBLE DIAGNOSIS
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Revision: 2004 November 2004 FX35/FX45
TCM·EEPROMTCM memory (EEP ROM) is malfunctioning. — P1704 —
TP SEN/CIRC A/T
TCM does not receive the proper accelerator pedal position
signals (input by CAN communication) from ECM.X P1705 P1705*3
ATF TEMP SEN/
CIRC
During running, the ATF temperature sensor signal voltage
is excessively high or lowX P1710 P0710
TURBINE REV S/
CIRC
TCM does not receive the proper voltage signal from the
sensor.
TCM detects an irregularity only at position of 4th gear for
turbine revolution sensor 2.X P1716 P1716
VEH SPD SE/
CIR·MTR
Signal (CAN communication) from vehicle speed sensor
MTR not input due to cut line or the like
Unexpected signal input during running— P1721 —
A/T INTERLOCK
Except during shift change, the gear position and ATF pres-
sure switch states are monitored and comparative judge-
ment made.X P1730 P1730
A/T 1ST E/BRAK-
ING
Each ATF pressure switch and solenoid current is moni-
tored and if a pattern is detected having engine braking 1st
gear other than in the M1 position, a malfunction is
detected.X P1731 —
I/C SOLENOID/
CIRC
Normal voltage not applied to solenoid due to functional
malfunction, cut line, short, or the like
TCM detects as irregular by comparing target value with
monitor value.X P1752 P1752
I/C SOLENOID
FNCTN
TCM detects that actual gear ratio is irregular, and relation
between gear position and condition of ATF pressure
switch 3 is irregular during depressing accelerator pedal.
(Other than during shift change)
TCM detects that relation between gear position and condi-
tion of ATF pressure switch 3 is irregular during releasing
accelerator pedal. (Other than during shift change)X P1754 P1754*2
FR/B SOLENOID/
CIRC
Normal voltage not applied to solenoid due to functional
malfunction, cut line, short, or the like
TCM detects as irregular by comparing target value with
monitor value.X P1757 P1757
FR/B SOLENOID
FNCT
TCM detects that actual gear ratio is irregular, and relation
between gear position and condition of ATF pressure
switch 1 is irregular during depressing accelerator pedal.
(Other than during shift change)
TCM detects that relation between gear position and condi-
tion of ATF pressure switch 1 is irregular during releasing
accelerator pedal. (Other than during shift change)X P1759 P1759*2
D/C SOLENOID/
CIRC
Normal voltage not applied to solenoid due to cut line,
short, or the like
TCM detects as irregular by comparing target value with
monitor value.X P1762 P1762 Items (CONSULT-
II screen terms)Malfunction is detected when...TCM self-diagnosis OBD-II (DTC)
A/T CHECK
indicator
lamp “A/T” with
CONSULT-IIMIL indicator
lamp*1,
“ENGINE” with
CONSULT-II or
GST

Page 173 of 4449

INFINITI FX35 2004 Service Manual AT-96
TROUBLE DIAGNOSIS
Revision: 2004 November 2004 FX35/FX45
*1: Refer to AT-41, "Malfunction Indicator Lamp (MIL)" .
*2: These malfunctions cannot be displayed MIL if another malfunction is assigne

AT-96
TROUBLE DIAGNOSIS
Revision: 2004 November 2004 FX35/FX45
*1: Refer to AT-41, "Malfunction Indicator Lamp (MIL)" .
*2: These malfunctions cannot be displayed MIL if another malfunction is assigned to MIL.
*3: For VQ35DE engine.D/C SOLENOID
FNCTN
TCM detects that actual gear ratio is irregular, and relation
between gear position and condition of ATF pressure
switch 5 is irregular during depressing accelerator pedal.
(Other than during shift change)
TCM detects that relation between gear position and condi-
tion of ATF pressure switch 5 is irregular during releasing
accelerator pedal. (Other than during shift change)X P1764 P1764*2
HLR/C SOL/CIRC
Normal voltage not applied to solenoid due to functional
malfunction, cut line, short, or the like
TCM detects as irregular by comparing target value with
monitor value.X P1767 P1767
HLR/C SOL
FNCTN
TCM detects that actual gear ratio is irregular, and relation
between gear position and condition of ATF pressure
switch 6 is irregular during depressing accelerator pedal.
(Other than during shift change)
TCM detects that relation between gear position and condi-
tion of ATF pressure switch 6 is irregular during releasing
accelerator pedal. (Other than during shift change)X P1769 P1769*2
LC/B SOLENOID/
CIRC
Normal voltage not applied to solenoid due to functional
malfunction, cut line, short, or the likeX P1772 P1772
LC/B SOLENOID
FNCT
TCM detects an improper voltage drop when it tries to oper-
ate the solenoid valve.
Condition of ATF pressure switch 2 is different from monitor
value, and relation between gear position and actual gear
ratio is irregular.X P1774 P1774*2
MANU MODE SW/
CIRC
When an impossible pattern of switch signals is detected, a
malfunction is detected.— P1815 —
ATF PRES SW 1/
CIRC
TCM detects that actual gear ratio is normal, and relation
between gear position and condition of ATF pressure
switch 1 is irregular during depressing accelerator pedal.
(Other than during shift change)— P1841 —
ATF PRES SW 3/
CIRC
TCM detects that actual gear ratio is normal, and relation
between gear position and condition of ATF pressure
switch 3 is irregular during depressing accelerator pedal.
(Other than during shift change)— P1843 —
ATF PRES SW 5/
CIRC
TCM detects that actual gear ratio is normal, and relation
between gear position and condition of ATF pressure
switch 5 is irregular during depressing accelerator pedal.
(Other than during shift change)— P1845 —
ATF PRES SW 6/
CIRC
TCM detects that actual gear ratio is normal, and relation
between gear position and condition of ATF pressure
switch 6 is irregular during depressing accelerator pedal.
(Other than during shift change)— P1846 —
NO DTC IS
DETECTED FUR-
THER TESTING
MAY BE
REQUIRED
No NG item has been detected. — X X Items (CONSULT-
II screen terms)Malfunction is detected when...TCM self-diagnosis OBD-II (DTC)
A/T CHECK
indicator
lamp “A/T” with
CONSULT-IIMIL indicator
lamp*1,
“ENGINE” with
CONSULT-II or
GST

Page 174 of 4449

INFINITI FX35 2004 Service Manual TROUBLE DIAGNOSIS
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Revision: 2004 November 2004 FX35/FX45
How to Erase Self-diagnostic Results
1. Perform “CONSULT-II SETTING PROCEDURE” Refer to AT- 9 3 ,
"CONSULT-

Page 175 of 4449

INFINITI FX35 2004 Service Manual AT-98
TROUBLE DIAGNOSIS
Revision: 2004 November 2004 FX35/FX45
GEAR — X XGear position recognized by the TCM updated
after gear-shifting
ENGINE SPEED (rpm) X X X
TURBINE REV (rpm) X X X
OUTPUT RE

Page 176 of 4449

INFINITI FX35 2004 Service Manual TROUBLE DIAGNOSIS
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Revision: 2004 November 2004 FX35/FX45
TCS GR/P KEEP (ON-OFF display) — — X
TCS SIGNAL 2 (ON-OFF display) — — X
TCS SIGNAL 1 (ON-OFF display)

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