Nissan Murano: Dtc/circuit Diagnosis / U1300 Av Communication Circuit
DTC DETECTION LOGIC
| DTC No. |
CONSULT screen terms (Trouble diagnosis content) | DTC detection condition | |
|---|---|---|---|
| U1300–01 |
AV communication circuit (AV communication circuit) |
Diagnosis condition | When ignition switch is ON. |
| Signal (terminal) | — | ||
| Threshold | — | ||
| Diagnosis delay time | — | ||
POSSIBLE CAUSE
-
AV communication circuit
-
Audio unit
-
Combination meter
FAIL-SAFE
AV communication is inoperative
PERFORM DTC CONFIRMATION PROCEDURE
CONSULT
-
Ignition switch ON.
-
Ignition switch OFF and wait at least 30 seconds.
-
Ignition switch ON and wait at least 30 seconds or more.
-
Select “Self Diagnostic Result” mode of “MULTI AV”.
-
Check DTC.
Is DTC U1300 detected?
YES>>Proceed to DTC Diagnosis Procedure.
NO>>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO>>Confirmation after repair: Inspection End.
CHECK SELF DIAGNOSTIC RESULT
Check if any DTC other than “U1300” is detected in “Self diagnostic result” of “MULTI AV”.
Is any DTC detected?
YES>>Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.
NO>>Replace audio unit. Refer to Removal and Installation.
U1000 Can Comm Circuit
DTC Description
DESCRIPTIONCAN (Controller Area Network) is a serial communication line for real-time application. It is an on-Nissan Murano vehicle multiplex communication line with high data communication speed and excellent error detection ability...
Power Supply and Ground Circuit. Audio Unit
Diagnosis Procedure
CHECK FUSE
Check that the following fuses are not blown:
Terminal No. Signal name Fuse No. Capacity
7
ACC power supply
7
10 A
17
Ignition power supply
29
10 A
19
Battery power supply
15
20 A
Are the fuses blown?
YES>>
Replace the blown fuse after repairing the affected circuit...
Other information:
Nissan Murano (Z52) 2015-2024 Service Manual: System Initialization
Description The initialization is necessary for normal operation of power window system If any of the following operations are performed: When control unit is replaced. Electric power supply to power window switch or motor is interrupted by blown fuse or disconnection and connection of the negative battery terminal...
Nissan Murano (Z52) 2015-2024 Service Manual: Calibration of Decel G Sensor
Description CAUTION: Always perform the decel G sensor calibration before driving when the following operation is performed: NOTE: Yaw rate/side/decel G sensor calibration is performed when performing the decel G sensor calibration. ×: Required —: Not required Procedure Decel G sensor calibration Removing/ installing ABS actuator and electric unit (control unit) — Replacing ABS actuator and electric unit (control unit) × Removing/installing steering components — Replacing steering components × Removing/installing suspension components — Replacing suspension components × Removing/installing tire — Replacing tire × Tire rotation — Adjusting wheel alignment × Work Procedure Decel G sensor calibrationCAUTION: Always use CONSULT for the decel G sensor calibration...
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Unfastening the seat belts. Checking seat belt operation
Unfastening the seat belts
To unfasten the seat belt, press the button
on the buckle 
. The seat belt
automatically
retracts.
