Nissan Murano Z51. Manual — part 76

AV

DIAGNOSIS SYSTEM (AV CONTROL UNIT)

AV-83

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Error item

Description

Possible malfunction factor/Action to take

CAN COMM CIRCUIT

CAN communication malfunction is detect-
ed.

Perform diagnosis with CONSULT-III, and
then repair the malfunctioning parts accord-
ing to the diagnosis results.
Refer to

AV-87, "CONSULT-III Function

(MULTI AV)"

.

CONTROL UNIT (CAN)

CAN initial diagnosis malfunction is detect-
ed.

Replace the AV control unit.

CONTROL UNIT (AV)

AV communication circuit initial diagnosis
malfunction is detected.

FLASH-ROM Error Of Control Unit

AV control unit malfunction is detected.

CAN Controller Memory Error

Front Display Connection Error

When either one of the following items are
detected:
• front display unit power supply and

ground circuits are malfunctioning.

• serial communication circuits between

AV control unit and front display unit are
malfunctioning.

• serial communication signal between AV

control unit and front display unit is mal-
functioning.

• Front display unit power supply and

ground circuits.

• Serial communication circuits between

AV control unit and front display unit.

Rear Display Connection Error

When either one of the following items are
detected:
• rear display unit power supply and

ground circuits are malfunctioning.

• serial communication circuits between

video distributor and rear display unit are
malfunctioning.

• serial communication signal between

video distributor and rear display unit is
malfunctioning.

• Rear display unit power supply and

ground circuits.

• Serial communication circuits between

video distributor and rear display unit.

Camera Control Unit Connection Error

Malfunction is detected in camera connec-
tion recognition circuit between AV control
unit and camera control unit.

Camera-connection recognition circuit be-
tween AV control unit and camera control
unit.

SAT Connection Error

When either one of the following items are
detected:
• satellite radio tuner power supply and

ground circuits are malfunctioning.

• serial communication circuits between

AV control unit and satellite radio tuner
are malfunctioning.

• serial communication or request signal

between AV control unit and satellite ra-
dio tuner is malfunctioning.

• request signal circuit between AV control

unit and satellite radio tuner is malfunc-
tioning.

• Satellite radio tuner power supply and

ground circuits.

• Serial communication circuits between

AV control unit and satellite radio tuner.

• Request signal circuit between AV con-

trol unit and satellite radio tuner.

• AV COMM CIRCUIT
• Switches Connection Error

When either one of the following items are
detected:
• multifunction switch power supply and

ground circuits are malfunctioning.

• AV communication circuits between AV

control unit and multifunction switch are
malfunctioning.

• AV communication signal between AV

control unit and multifunction switch is
malfunctioning.

• Multifunction switch power supply and

ground circuits.

• AV communication circuits between AV

control unit and multifunction switch.

AV-84

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DIAGNOSIS SYSTEM (AV CONTROL UNIT)

• AV COMM CIRCUIT
• Video Distributor Connection Error

When either one of the following items are
detected:
• video distributor power supply and

ground circuits are malfunctioning.

• AV communication signal between AV

control unit and video distributor is mal-
functioning.

Video distributor power supply and ground
circuits.

• AV COMM CIRCUIT
• DVD Deck Connection Error

When either one of the following items are
detected:
• DVD player power supply and ground cir-

cuits are malfunctioning.

• AV communication signal between AV

control unit and DVD player is malfunc-
tioning.

DVD player power supply and ground cir-
cuits.

• AV COMM CIRCUIT
• Rearview Camera Connection Error

When either one of the following items are
detected:
• camera control unit power supply and

ground circuits are malfunctioning.

• AV communication signal between AV

control unit and camera control unit is
malfunctioning.

• AV communication circuits between mul-

tifunction switch and camera control unit
are malfunctioning. (Without DVD enter-
tainment system models)

• Camera control unit power supply and

ground circuits.

• AV communication circuits between mul-

tifunction switch and camera control unit.
(Without DVD entertainment system
models)

• AV COMM CIRCUIT
• iPod Connection Error

When either one of the following items are
detected:
• iPod adapter power supply and ground

circuits are malfunctioning.

• AV communication circuits between mul-

tifunction switch and iPod adapter are
malfunctioning.

• AV communication signal between AV

control unit and iPod adapter is malfunc-
tioning.

• iPod adapter power supply and ground

circuits.

• AV communication circuits between mul-

tifunction switch and iPod adapter.

• AV COMM CIRCUIT
• H/F Unit Connection Error

When either one of the following items are
detected:
• TEL adapter unit power supply and

ground circuits are malfunctioning.

• AV communication circuits between cam-

era control unit and TEL adapter unit are
malfunctioning.

• AV communication signal between AV

control unit and TEL adapter unit is mal-
functioning.

• TEL adapter unit power supply and

ground circuits.

• AV communication circuits between cam-

era control unit and TEL adapter unit.

• AV COMM CIRCUIT
• Rearview Camera Connection Error

• H/F Unit Connection Error

*

When either one of the following items are
detected:
• AV communication circuits between mul-

tifunction switch and camera control unit
are malfunctioning. (without DVD player
models)

• AV communication circuits between DVD

player and camera control unit are mal-
functioning. (with DVD player models)

• AV communication circuits between mul-

tifunction switch and camera control unit.
(without DVD player models)

• AV communication circuits between DVD

player and camera control unit. (with
DVD player models)

• AV COMM CIRCUIT
• DVD Deck Connection Error
• Rearview Camera Connection Error
• H/F Unit Connection Error

Malfunction is detected in AV communica-
tion circuits between video distributor and
DVD player.

AV communication circuits between video
distributor and DVD player.

Error item

Description

Possible malfunction factor/Action to take

AV

DIAGNOSIS SYSTEM (AV CONTROL UNIT)

AV-85

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*: Non-equipped item is not displayed.

Camera Cont.

The two functions of “Connection Confirmation” and “Adjust Offset of Rear View Camera” are available.
CONNECTION CONFIRMATION
The steering angle sensor, reverse signal and vehicle speed sensor
can be inspected.

• AV COMM CIRCUIT
• Video Distributor Connection Error
• DVD Deck Connection Error
• Rearview Camera Connection Error
• H/F Unit Connection Error

Malfunction is detected in AV communica-
tion circuits between multifunction switch
and video distributor.

AV communication circuits between multi-
function switch and video distributor.

• AV COMM CIRCUIT
• Video Distributor Connection Error
• DVD Deck Connection Error
• Rearview Camera Connection Error
• iPod Connection Error
• H/F Unit Connection Error

Malfunction is detected in AV communica-
tion circuits between multifunction switch
and iPod adapter.

AV communication circuits between multi-
function switch and iPod adapter.

• AV COMM CIRCUIT
• Switches Connection Error
• Rearview Camera Connection Error

• iPod Connection Error

*

• H/F Unit Connection Error

*

When either one of the following items are
detected:
• AV communication circuits between AV

control unit and the branch point multi-
function switch and AV control unit are
malfunctioning.

• AV communication circuits are malfunc-

tioning.

• AV communication circuits between AV

control unit and the branch point multi-
function switch and AV control unit.

• Check and repair the short circuit in AV

communication circuits.

• AV COMM CIRCUIT
• Switches Connection Error
• Video Distributor Connection Error
• DVD Deck Connection Error
• Rearview Camera Connection Error
• iPod Connection Error
• H/F Unit Connection Error

Error item

Description

Possible malfunction factor/Action to take

JSNIA1088GB

Diagnosis item

Display

Vehicle status

Steer. Angle Sensor

ON

When steering the vehicle with ignition switch ON (remains ON until connection
mode is stopped when it is turned ON).

OFF

• Ignition switch at ACC.
• No steering with ignition switch ON.

—

Malfunction detected in camera connection recognition signal.

Reverse Sensor

ON

Selector lever is in “R” with ignition switch ON.

OFF

• Ignition switch at ACC.
• Selector lever is in position other than “R” with ignition switch ON.

—

Malfunction detected in camera-connection recognition signal.

Vehicle Speed Sensor

ON

Vehicle speed is more than 0 km/h (0 MPH) with ignition switch ON.

OFF

• Ignition switch at ACC.
• Vehicle speed is 0 km/h (0 MPH) with ignition switch ON.

—

Malfunction detected in camera connection recognition signal.

Side view Switch

—

Not used.

AV-86

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DIAGNOSIS SYSTEM (AV CONTROL UNIT)

ADJUST OFFSET OF REAR VIEW CAMERA
Use this mode to adjust the guide line display position of the rear-
view monitor if necessary after removing the rear view monitor cam-
era.

Vehicle CAN Diagnosis

• CAN communication status and error counter is displayed.
• The error counter displays “OK” if any malfunction was not

detected in the past and displays “0” if a malfunction is detected. It
increases by 1 if the status is normal at the next ignition switch ON
cycle. The upper limit of the counter is 39.

• The error counter is erased if reset.

AV COMM Diagnosis

• Displays the communication status between AV control unit (mas-

ter unit) and each unit.

• The error counter displays “OK” if any malfunction was not

detected in the past and displays “0” if a malfunction is detected. It
increases by 1 if the condition is normal at the next ignition switch
ON cycle. The upper limit of the counter is 39.

• If it resets, the error counter is erased.

Delete Unit Connection Log

JSNIA0085GB

Items

Display (Current)

Malfunction counter

(Past)

Tx (HVAC)

OK / UNKWN

OK / 0 - 39

Rx (ECM)

OK / UNKWN

OK / 0 - 39

Rx (Cluster)

OK / UNKWN

OK / 0 - 39

Rx (BCM)

OK / UNKWN

OK / 0 - 39

Rx (HVAC)

OK / UNKWN

OK / 0 - 39

Rx (USM)

OK / UNKWN

OK / 0 - 39

JSNIA0080GB

Items

Status

(Current)

Counter

(Past)

C Tx(ITM-SW)

OK / UNKWN

OK / 0 - 39

C Rx(PrimarySW-ITM)

OK / UNKWN

OK / 0 - 39

C Rx(RearCamera-ITM)

OK / UNKWN

OK / 0 - 39

C Rx(DVD-ITM)

OK / UNKWN

OK / 0 - 39

C Rx(Video Dist-ITM)

OK / UNKWN

OK / 0 - 39

C Rx(Remote Cont-ITM)

OK / UNKWN

OK / 0 - 39

C Rx(BTHF–ITM)

OK / UNKWN

OK / 0 - 39

C Rx(iPod Adpt.–ITM)

OK / UNKWN

OK / 0 - 39

C Rx(DVDAudio-ITM)

OK / UNKWN

OK / 0 - 39

JSNIA1089GB