Nissan Sentra B18 (2020-2025) Service Manual: B1305 Control Unit Internal Fault

Nissan Sentra B18 (2020-2025) Service Manual / Driver Information & Multimedia / Audio, Visual & Navigation System :: Display Audio Without Bose with 8" Color Display / Dtc/circuit Diagnosis / B1305 Control Unit Internal Fault

Dtc Description

DTC Description

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

Confirmation Procedure

Confirmation Procedure

PERFORM DTC CONFIRMATION PROCEDURE
1. CONSULT
  1. Ignition switch ON.
  2. Ignition switch OFF and wait at least 30 seconds.
  3. Ignition switch ON and wait at least 30 seconds or more.
  4. Select “Self Diagnostic Result” mode of “MULTI AV”.
  5. Check DTC.
Is DTC B1305–04 detected?
YES >>
Proceed to DTC Diagnosis Procedure.
NO >>
To check malfunction symptom before repair: Refer to Intermittent Incident.
NO >>
Confirmation after repair: Inspection End.

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

PERFORM DTC CONFIRMATION PROCEDURE
1. CONSULT
  1. Ignition switch ON.
  2. Ignition switch OFF and wait at least 30 seconds.
  3. Ignition switch ON and wait at least 30 seconds or more.
  4. Select “Self Diagnostic Result” mode of “MULTI AV”.
  5. Check DTC.
Is DTC B1305–04 detected?
YES >>
Replace AV control unit. Refer to Removal and Installation.
NO >>
Inspection End.

B130b Rear Rh Speaker

Dtc Description DTC Description DTC DETECTION LOGIC DTC No. CONSULT screen terms ...

Other materials:

Control panel buttons — color screen with Navigation System (if so equipped)
WARNING Positioning of the heating or air conditioning controls and display controls should not be done while driving in order that full attention may be given to the driving operation. Do not disassemble or modify this system. If you do, it may result in acciden ...

P0223 Tp Sensor
Dtc Description DTC Description DTC DETECTION LOGIC DTC CONSULT screen terms (Trouble diagnosis content) DTC detection condition ...

Precaution for work
When removing or disassembling each component, be careful not to damage or deform it. If a component may be subject to interference, be sure to protect it with a shop cloth. When removing (disengaging) components with a screwdriver or similar tool, be sure to wrap the component with a ...