Nissan Murano: Dtc/circuit Diagnosis / B1305 Control Unit Internal Fault
DTC DETECTION LOGIC
| DTC No. |
CONSULT screen terms (Trouble diagnosis content) | DTC detection condition | ||
|---|---|---|---|---|
| B1305–04 |
Control unit internal error (AV control unit internal fault) |
[—] | Diagnosis condition | When ignition switch is ON. |
| Signal (terminal) | – | |||
| Threshold | Internal fault | |||
| Diagnosis delay time | 30 seconds or more | |||
POSSIBLE CAUSE
AV control unit internal fault
FAIL-SAFE
AV control unit internal error
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 B1305–04 detected?
YES>>Refer to DTC Diagnosis Procedure.
NO>>To check malfunction symptom before repair: Refer to Intermittent Incident..
NO>>Confirmation after repair: Inspection End.
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 B1305–04 detected?
YES>>Replace AV control unit. Refer to Removal and Installation.
NO>>Inspection End.
B1309 System on
DTC Description
DTC DETECTION LOGIC DTC No.
CONSULT screen terms
(Trouble diagnosis content) DTC detection condition
B1309–11
System ON
(Amplifier ON circuit)
[GND–SHOR]
Diagnosis condition
When ignition switch is ON...
Other information:
Nissan Murano (Z52) 2015-2024 Owners Manual: System temporarily unavailable
If the vehicle is parked in direct sunlight under high temperature conditions (over approximately 104°F [40°C]) and then started, the LDW system may be deactivated automatically and the following message will appear in the vehicle information display: “Unavailable: High Cabin Temperature...
Nissan Murano (Z52) 2015-2024 Service Manual: Rab
System Description SYSTEM DIAGRAMADAS CONTROL UNIT INPUT/OUTPUT SIGNAL ITEMInput Signal Item Transmit unit Signal name Description ECM CAN communication Closed throttle position signal Receives idle position state (ON/OFF) Accelerator pedal position signal Receives accelerator pedal position (angle) Engine speed signal Receives engine speed TCM CAN communication Current gear position signal Receives a current gear position Shift position signal Receives a selector lever position Output shaft revolution signal Receives the number of revolutions of output shaft Input shaft revolution signal Receives the number of revolutions of input shaft ABS actuator and electric unit (control unit) CAN communication ABS malfunction signal Receives a malfunction state of ABS TCS malfunction signal Receives a malfunction state of TCS VDC malfunction signal Receives a malfunction state of VDC Nissan Murano Vehicle speed signal Receives the wheel speed of all four wheels Brake fluid pressure signal Receives brake fluid pressure Steering angle sensor CAN communication Steering angle sensor signal Receives the amount of rotation, rotational angle, and rotational direction of the steering wheel Combination meter CAN communication System selection signal Receives a selection state of each item in "Emergency Brake" selection with the combination meter Sonar control unit CAN communication Sonar sensor signal Receives obstacle information (existence & distance) BCM CAN communication Stop lamp switch signal Receives an operational state of the brake pedal Output Signal Item Reception unit Signal name Description ECM CAN communication Torque down request signal Transmits a signal to control the electric throttle control actuator...
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Autolight system
The autolight system allows the headlights to turn on and off automatically. The autolight system can:
Turn on the headlights, front parking, tail, license plate and instrument panel lights automatically when it is dark. Turn off all the lights (except daylight running lights) when it is light. Keep all the lights on for a period of time after you place the ignition switch in the OFF position and all doors are closed.