Infiniti M35/M45 Y50. Manual — part 368
A/T INDICATOR
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A/T INDICATOR
PFP:24814
System Description
NKS003UV
A/T position is displayed in the dot matrix LCD in the combination meter.
MANUAL MODE
●
Unified meter and A/C amp. inputs manual mode signal and shift-up/down signal from A/T device (manual
mode switch), and transmits the signals to TCM with CAN communication.
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TCM processes manual mode signal and shift-up/down signal, and transmits manual mode indicator sig-
nal and A/T position indicator signal to unified meter and A/C amp. with CAN communication.
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Unified meter and A/C amp. transmits manual mode indicator signal and A/T position indicator signal to
combination meter with the communication line.
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Combination meter indicates A/T gear position and manual mode indicator, when receiving manual mode
indicator signal and A/T position indicator signal.
NOT MANUAL MODE
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Unified meter and A/C amp. inputs not manual mode signal from A/T device (manual mode switch), and
transmits the signals to TCM with CAN communication.
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TCM transmits A/T position indicator signal to unified meter and A/C amp. with CAN communication.
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Unified meter and A/C amp. transmits A/T position indicator signal to combination meter with the commu-
nication line.
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Combination meter indicates A/T shift position when receiving A/T position indicator signal.
PKIB7660E
DI-56
A/T INDICATOR
Wiring Diagram — AT/IND —
NKS003UW
TKWT3438E
A/T INDICATOR
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TKWT4892E
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A/T INDICATOR
A/T Indicator Is Malfunction
NKS003UX
1.
CHECK SEGMENTS OF A/T INDICATOR
Perform self-diagnosis mode of combination meter. Refer to
.
Are all segments displayed?
YES
>> GO TO 2.
NO
>> Replace combination meter.
2.
CHECK UNIFIED METER AND A/C AMP. (CONSULT-II)
Perform self-diagnosis of unified meter and A/C amp. Refer to
DI-31, "CONSULT-II Function (METER A/C
Self-diagnostic results content
No malfunction detected>> GO TO 3.
Malfunction detected>> Check applicable parts, and repair or replace corresponding parts.
3.
CHECK UNIFIED METER AND A/C AMP. INPUT SIGNAL
1.
Connect CONSULT-II and start engine.
2.
Use “DATA MONITOR” of “METER A/C AMP” on CONSULT-II.
Confirm each indication on the monitor when operating the shift
lever.
OK or NG
OK
>> Replace combination meter.
NG
>> GO TO 4.
4.
CHECK TCM (CONSULT-II)
Perform self-diagnosis of TCM. Refer to
AT-90, "CONSULT-II Function (A/T)"
Self-diagnostic results content
No malfunction detected>>Check TCM input/output signal. Refer to
AT-89, "TCM Input/Output Signal Refer-
Malfunction detected>>Check applicable part, and repair or replace corresponding parts.
Display item
Switch operation
Operation status
AT-M IND
Manual mode range
ON
Except for manual mode range
OFF
AT-M GEAR
Manual mode range (shift- up or down)
5 - 1
Except for manual mode range
1
P RANGE IND
P range
ON
Except for P range
OFF
R RANGE IND
R range
ON
Except for R range
OFF
N RANGE IND
N range
ON
Except for N range
OFF
D RANGE IND
D range
ON
Except for D range
OFF
SKIA6259E
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