Infiniti FX35, FX50 (S51). Manual - part 65

AV

DIAGNOSIS SYSTEM (AV CONTROL UNIT)

AV-33

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CONFIGURATION

Configuration has three functions as follows.

Function

Description

READ CONFIGURATION

• Reads the vehicle configuration of current AV control unit.
• Saves the read vehicle configuration.

WRITE CONFIGURATION-Manual selection

Writes the vehicle configuration with manual selection.

WRITE CONFIGURATION-Config file

Writes the vehicle configuration with saved data.

AV-34

< SYSTEM DESCRIPTION >

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DIAGNOSIS SYSTEM (TEL ADAPTER UNIT)

DIAGNOSIS SYSTEM (TEL ADAPTER UNIT)

On Board Diagnosis Function

INFOID:0000000005527813

HANDS-FREE PHONE SYSTEM ON BOARD DIAGNOSIS

 During on board diagnosis the diagnosis function of TEL adapter unit starts with the operation of the steering
switch and performs the diagnosis when ignition switch ACC. 

ON BOARD DIAGNOSIS ITEM

The on board diagnosis has 3 modes: the self-diagnosis mode that performs the trouble diagnosis, the
speaker adaptation data deleting mode and the hands-free phone system initialization mode.

CAUTION:

• Perform the diagnosis with the vehicle stopped.
• Perform STEP2 if necessary.

Self-diagnosis results

Self-diagnosis mode reads out the self-diagnosis results.
NOTE:
• Error count is read out simultaneously when reading out the DTC name.
• The errors are read out continuously when some errors occur at the same time.

Self-diagnosis results

The Details of Error Count

The error count guides “0” when the error occurs. The next time it counts up “1” if it is normal with the ignition
switch ON. It continues the count up unless the initialization of hands-free phone system is performed.

STEP

MODE

Description

STEP1

Self-diagnosis

The self-diagnosis mode performs the microphone test and 
the diagnosis of TEL adapter unit, TEL antenna and steering 
unit, and then reads out the results with the sound and indi-
cates them on the display.

STEP2

Speaker adaptation data deleting

The speaker adaptation data deleting mode can delete the 
speaker adaptation data.

Hands-free phone system initialization

Hands-free phone system initialization mode can perform 
the initialization of hands-free phone system.

DTC

DTC name

Possible causes

DTC 10000

INTERNAL FAILURE

TEL adapter unit

DTC 01000

ANT. SHORT TO BATT OR OPEN

TEL antenna

DTC 00100

ANT. SHORT TO GROUND

DTC 00010

STEERING REMOTE BUTTON STUCK A

Steering switch

DTC 00001

STEERING REMOTE BUTTON STUCK B

DTC 00000

THERE ARE NO FAILURE RECORDS TO REPORT

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AV

DIAGNOSIS SYSTEM (TEL ADAPTER UNIT)

AV-35

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FLOW CHART OF TROUBLE DIAGNOSIS

JSNIA2498GB

AV-36

< ECU DIAGNOSIS INFORMATION >

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AV CONTROL UNIT

ECU DIAGNOSIS INFORMATION

AV CONTROL UNIT

Reference Value

INFOID:0000000005527817

VALUES ON THE DIAGNOSIS TOOL

CONSULT-III MONITOR ITEM

TERMINAL LAYOUT

PHYSICAL VALUES

Monitor Item

Condition

Value/Status

VHCL SPD SIG

Ignition switch 
ON

Vehicle speed > 0 km/h (0 MPH)

On

Vehicle speed = 0 km/h (0 MPH)

Off

PKB SIG

Ignition switch 
ON

Parking brake is applied.

On

Parking brake is released.

Off

ILLUM SIG

Ignition switch 
ON

Light switch ON

On

Light switch OFF

Off

IGN SIG

Ignition switch 
ON

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On

Ignition switch 
ACC

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Off

REV SIG

Ignition switch 
ON

Selector lever in R position

On

Selector lever in any position other than R

Off

JSNIA2331ZZ

Terminal

(Wire color)

Description

Condition

Reference value

(Approx.)

+

–

Signal name

Input/

Output

6

(P)

15

(B)

Steering switch signal A

Input

Ignition 

switch 

ON

Keep pressing SOURCE 
switch.

 0 V

Keep pressing MENU UP 
switch.

0.7 V

Keep pressing MENU 
DOWN switch.

1.3 V

Keep pressing 

 

 

switch

2.0 V

Except for above.

3.3 V