Nissan Leaf. Manual - part 44

AV

U1232 STEERING ANGLE SENSOR

AV-167

< DTC/CIRCUIT DIAGNOSIS >

[AUDIO W/O NAVI (FOR MEXICO)]

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U1232 STEERING ANGLE SENSOR

AV CONTROL UNIT
AV CONTROL UNIT : DTC Logic

INFOID:0000000010558346

AV CONTROL UNIT : Diagnosis Procedure

INFOID:0000000010558347

1.

ADJUST NEUTRAL POSITION OF STEERING ANGLE SENSOR

When U1232 is detected, adjust the neutral position of the steering angle sensor.

>> Perform neutral position adjustment of the steering angle sensor. Refer to 

AV-110, "CONSULT

Function"

.

AROUND VIEW MONITOR CONTROL UNIT
AROUND VIEW MONITOR CONTROL UNIT : DTC Logic

INFOID:0000000010558348

AROUND VIEW MONITOR CONTROL UNIT : Diagnosis Procedure

INFOID:0000000010558349

1.

ADJUST NEUTRAL POSITION OF STEERING ANGLE SENSOR

When U1232 is detected, adjust the neutral position of the steering angle sensor.

>> Perform neutral position adjustment of the steering angle sensor. Refer to 

AV-112, "CONSULT

Function"

.

CONSULT Display

DTC Detection Condition

Possible Cause

Steering angle sensor calibra-
tion 
 [U1232] 

Neutral position adjustment of the steering angle 
sensor is not complete.

Perform neutral position adjustment of the steer-
ing angle sensor.
Refer to 

AV-110, "CONSULT Function"

.

CONSULT Display

DTC Detection Condition

Possible Cause

Steering angle sensor calibra-
tion 
 [U1232] 

Neutral position adjustment of the steering angle 
sensor is not complete.

Perform neutral position adjustment of the steer-
ing angle sensor.
Refer to 

AV-112, "CONSULT Function"

.

AV-168

< DTC/CIRCUIT DIAGNOSIS >

[AUDIO W/O NAVI (FOR MEXICO)]

U1263 USB

U1263 USB

DTC Logic

INFOID:0000000010385223

DTC DETECTION LOGIC

NOTE:

Before performing the diagnosis, be sure to check that the external input device has no malfunction.

Diagnosis Procedure

INFOID:0000000010385224

1.

CHECK USB HARNESS

Check the USB harness visually and check if there is any pinching.
Is the check result normal?

YES

>> Replace the AV control unit. Refer to 

AV-192, "Removal and Installation"

.

NO

>> Replace the USB harness. Refer to 

AV-203, "Removal and Installation"

.

CONSULT Display

Malfunction Detection Condition

Possible Cause

USB overcurrent
 [U1263] 

Overcurrent of the USB connector is detected.

Check the USB harness between the AV control 
unit and USB connector.

AV

U1300 AV COMM CIRCUIT

AV-169

< DTC/CIRCUIT DIAGNOSIS >

[AUDIO W/O NAVI (FOR MEXICO)]

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U1300 AV COMM CIRCUIT

Description

INFOID:0000000010385226

U1300 is displayed when the AV signal error is detected for the multi AV system. It is always displayed

together with the error of the control unit connected to the AV control unit via AV communication. Determine

the possible malfunction cause from the table below.

SELF-DIAGNOSIS RESULTS DISPLAY ITEM

CONSULT Display

DTC Detection Condition

Possible Cause

• AV COMM CIRCUIT

[U1300]

• SWITCH CONN

[U1240]

When either one of the following items are de-
tected:
• multifunction switch power supply and ground 

circuits are malfunctioning.

• AV communication circuits between the AV 

control unit and multifunction switch are mal-
functioning.

• Multifunction switch power supply and ground 

circuits.

• AV communication circuits between AV control 

unit and multifunction switch.

AV-170

< DTC/CIRCUIT DIAGNOSIS >

[AUDIO W/O NAVI (FOR MEXICO)]

U1304 CAMERA IMAGE CALIBRATION

U1304 CAMERA IMAGE CALIBRATION

DTC Logic

INFOID:0000000010546311

Diagnosis Procedure

INFOID:0000000010546312

1.

PERFORM THE SELF-DIAGNOSIS

When U1304 is detected, perform calibration of camera image with CONSULT.

>> Perform calibration of camera image. Refer to 

AV-112, "CONSULT Function"

.

CONSULT Display

DTC Detection Condition

Possible Cause

CAMERA IMAGE CALIB 
[U1304]

Camera image calibration is incomplete.

Perform calibration of camera image with CON-
SULT.
Refer to 

AV-112, "CONSULT Function"

.