Infiniti FX35 / FX45. Manual - part 293

A/T INDICATOR

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A/T INDICATOR

System Description

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A/T shift position is displayed in the segment display in the combination meter.

MANUAL MODE

• Unified meter and A/C amp. reads manual mode signal and shift-up/down signal from A/T device (manual

mode switch), and transmits the signals to TCM with CAN communication.

• TCM processes manual mode signal and shift-up/down signal, and transmits manual mode indicator signal

and shift position indicator signal to unified meter and A/C amp. with CAN communication.

• Unified meter and A/C amp. transmits manual mode indicator signal and shift position indicator signal to

combination meter with the communication line.

• Combination meter indicates shift gear position and manual mode indicator, when receiving manual mode

indicator signal and shift position indicator signal.

NOT MANUAL MODE

• Unified meter and A/C amp. reads not manual mode signal from A/T device (manual mode switch), and

transmits the signals to TCM with CAN communication.

• TCM transmits shift position indicator signal to unified meter and A/C amp. with CAN communication.
• Unified meter and A/C amp. transmits shift position indicator signal to combination meter with the communi-

cation line.

• Combination meter indicates A/T shift position when receiving shift position indicator signal.

JPNIA0373GB

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< SERVICE INFORMATION >

A/T INDICATOR

Wiring Diagram - AT/IND -

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TKWM4354E

A/T INDICATOR

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A/T Indicator Is Malfunction

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1.

CHECK SEGMENTS OF A/T INDICATOR

TKWM4355E

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< SERVICE INFORMATION >

A/T INDICATOR

Perform self-diagnosis mode of combination meter. Refer to 

DI-14,

"Self-Diagnosis Mode of Combination Meter"

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Are all segments displayed?

YES

>> GO TO 2.

NO

>> Replace combination meter.

2.

CHECK UNIFIED METER AND A/C AMP. (CONSULT-III)

Perform self-diagnosis of unified meter and A/C amp. Refer to 

DI-27, "CONSULT-III Function (METER/M&A)"

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Self-diagnosis results

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

Use “Data Monitor” of “METER/M&A” on CONSULT-III.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-III)

Perform self-diagnosis of TCM. Refer to 

AT-84, "CONSULT-III Function (TRANSMISSION)"

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Self-diagnosis results

No malfunction detected >> Check TCM input/output signal. Refer to 

AT-83, "TCM Input/Output Signal Refer-

ence Value"

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Malfunction detected >> Check applicable part, and repair or replace corresponding parts.

EL-3828D

CONSULT-III display

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 position

On

Except for P range position

Off

R RANGE IND

R range position

On

Except for R range position

Off

N RANGE IND

N range position

On

Except for N range position

Off

D RANGE IND

D range position

On

Except for D range position

Off