2005 INFINITI FX35 Service Manual

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INFINITI FX35 2005 Service Manual AT-94
TROUBLE DIAGNOSIS
Revision: 2005 July 2005 FX
TCM·ROMTCM memory (ROM) is malfunctioning. P1703 —AT-132
TP SEN/CIRC A/TTCM does not receive the proper accelerator pedal position sig-
nals (

AT-94
TROUBLE DIAGNOSIS
Revision: 2005 July 2005 FX
TCM·ROMTCM memory (ROM) is malfunctioning. P1703 —AT-132
TP SEN/CIRC A/TTCM does not receive the proper accelerator pedal position sig-
nals (input by CAN communication) from ECM. P1705 P1705*3
AT-133
ATF TEMP SEN/
CIRC During running, the AT fluid temperature sensor signal voltage is
excessively high or low P1710 P0710
AT-136
TURBINE REV S/
CIRCTCM 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. P1716 P1716
AT-141
VEH SPD SE/
CIR·MTRSignal (CAN communication) from vehicle speed sensor MTR not
input due to cut line or the like
Unexpected signal input during running P1721 —
AT-143
A/T INTERLOCKExcept during shift change, the gear position and ATF pressure
switch states are monitored and comparative judgement made. P1730 P1730
AT-145
A/T 1ST E/BRAK-
INGEach ATF pressure switch and solenoid current is monitored and
if a pattern is detected having engine braking 1st gear other than
in the M1 position, a malfunction is detected. P1731 —
AT-148
I/C SOLENOID/
CIRC
Normal voltage not applied to solenoid due to functional malfunc-
tion, cut line, short, or the like
TCM detects as irregular by comparing target value with monitor
value. P1752 P1752
AT-150
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 condition of
ATF pressure switch 3 is irregular during releasing accelerator
pedal. (Other than during shift change) P1754 P1754*2
AT-152
FR/B SOLENOID/
CIRC
Normal voltage not applied to solenoid due to functional malfunc-
tion, cut line, short, or the like
TCM detects as irregular by comparing target value with monitor
value. P1757 P1757
AT-154
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 condition of
ATF pressure switch 1 is irregular during releasing accelerator
pedal. (Other than during shift change) P1759 P1759*2
AT-156
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. P1762 P1762
AT-158
Items (CONSULT-II
screen terms) Malfunction is detected when... TCM self-
diagnosis OBD-II
(DTC)
Reference page
“A/T” with
CONSULT- II MIL indica-
tor lamp*1, “ENGINE”
with CON- SULT-II or GST

Page 178 of 4731

INFINITI FX35 2005 Service Manual TROUBLE DIAGNOSIS AT-95
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Revision: 2005 July 2005 FX
*1: Refer to AT- 4 2 , "Malfunction Indicator Lamp (MIL)" .
*2: These malfunctions cannot be displayed MIL

TROUBLE DIAGNOSIS AT-95
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Revision: 2005 July 2005 FX
*1: Refer to AT- 4 2 , "Malfunction Indicator Lamp (MIL)" .
*2: These malfunctions cannot be displayed MIL if another malfunction is assigned to MIL. 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 condition of
ATF pressure switch 5 is irregular during releasing accelerator
pedal. (Other than during shift change) P1764 P1764*2
AT- 1 6 0
HLR/C SOL/CIRC
Normal voltage not applied to solenoid due to functional malfunc-
tion, cut line, short, or the like
TCM detects as irregular by comparing target value with monitor
value. P1767 P1767
AT- 1 6 2
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 condition of
ATF pressure switch 6 is irregular during releasing accelerator
pedal. (Other than during shift change) P1769 P1769*2
AT- 1 6 4
LC/B SOLENOID/
CIRCNormal voltage not applied to solenoid due to functional malfunc-
tion, cut line, short, or the like P1772 P1772
AT- 1 6 6
LC/B SOLENOID
FNCT
TCM detects an improper voltage drop when it tries to operate
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. P1774 P1774*2
AT- 1 6 8
MANU MODE SW/
CIRCWhen an impossible pattern of switch signals is detected, a mal-
function is detected. P1815 —
AT- 1 7 0
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 —
AT- 1 7 5
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 —
AT- 1 7 7
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 —
AT- 1 7 9
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 —
AT- 1 8 1
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)
Reference page
“A/T” with
CONSULT- II MIL indica-
tor lamp*1, “ENGINE”
with CON- SULT-II or GST

Page 179 of 4731

INFINITI FX35 2005 Service Manual AT-96
TROUBLE DIAGNOSIS
Revision: 2005 July 2005 FX
*3: For VQ35DE engine.
How to Erase Self-Diagnostic Results
1. Perform “CONSULT-II SETTING PROCEDURE”. Refer to AT- 9 2 , "CONSULT-II SETTING P

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INFINITI FX35 2005 Service Manual TROUBLE DIAGNOSIS AT-97
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Revision: 2005 July 2005 FX
THROTTLE POSI (0.0/8) X X Degree of opening for accelerator recognized by
the TCM
For fail-safe operation,

Page 181 of 4731

INFINITI FX35 2005 Service Manual AT-98
TROUBLE DIAGNOSIS
Revision: 2005 July 2005 FX
MANU MODE SW (ON-OFF) X —
NON M-MODE SW (ON-OFF) X —
UP SW LEVER (ON-OFF) X —
DOWN SW LEVER (ON-OFF) X —
SFT UP ST SW (ON-OFF) — — N

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INFINITI FX35 2005 Service Manual TROUBLE DIAGNOSIS AT-99
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Revision: 2005 July 2005 FX
1ST POSI IND (ON-OFF) — —
MANU MODE IND (ON-OFF) — —
POWER M LAMP (ON-OFF) — —
F-SAFE IND/L (ON

Page 183 of 4731

INFINITI FX35 2005 Service Manual AT-100
TROUBLE DIAGNOSIS
Revision: 2005 July 2005 FX
CAN DIAGNOSTIC SUPPORT MONITOR MODE
Operation Procedure
1. Perform “CONSULT-II SETTING PROCEDURE” Refer to AT- 9 2 , "CONSULT-II SETTING PR

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INFINITI FX35 2005 Service Manual TROUBLE DIAGNOSIS AT-101
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Revision: 2005 July 2005 FX
5. Perform driving test according to “DTC Confirmation Procedure”
in “TROUBLE DIAGNOSIS FOR DTC”.

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