Nissan Murano: Dtc/circuit Diagnosis / Amp on Signal Circuit

Nissan Murano (Z52) 2015-2024 Service Manual / Driver Information & Multimedia / Audio, Visual & Navigation System :: Navigation with Bose / Dtc/circuit Diagnosis / Amp on Signal Circuit

Diagnosis Procedure

CHECK CONTINUITY BETWEEN AV CONTROL UNIT AND BOSE SPEAKER AMP.

Ignition switch OFF.
Disconnect AV control unit connector and Bose speaker amp. connector.
Check continuity between AV control unit connector and Bose speaker amp. connector.

AV control unit Bose speaker amp. Continuity

Connector Terminal Connector Terminal

M161 1 B121 20 Yes
Check continuity between AV control unit connector and ground.

AV control unit Ground Continuity

Connector Terminal

M161 1 — No

AV control unit	Bose speaker amp.	Continuity
M161	1	B121	20	Yes

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Repair or replace harness or connectors.

CHECK AV CONTROL UNIT VOLTAGE

Connect AV control unit connector.
Ignition switch ON.
Check voltage between AV control unit connector and ground.

AV control unit Ground
Voltage
(Approx.)

(+) (–)

Connector Terminal

M161 1 — Battery voltage

Is the inspection result normal?

YES>>

Replace Bose speaker amp. Refer to Removal and Installation.

NO>>

Replace AV control unit. Refer to Removal and Installation.

Instrument Panel Tweeter

Diagnosis Procedure CONNECTOR CHECK Check the AV control unit, Bose speaker amp. and speaker connectors for the following: Proper connection Damage Disconnected or loose terminals Is the inspection result normal? YES>> GO TO 2...

Steering Switches

Diagnosis Procedure CHECK STEERING WHEEL AUDIO CONTROL SWITCH RESISTANCE Ignition switch OFF. Disconnect combination switch connector. Check resistance between the terminals of combination switch connector...

Other information:

Nissan Murano (Z52) 2015-2024 Service Manual: B2195 Anti-Scanning

DTC Description DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC Detection Condition B2195 ANTI-SCANNING (Anti-scanning) Diagnosis condition When ignition switch ON. Signal (terminal) — Threshold ID verification between BCM and ECM that is out of the designated specification is detected Diagnosis delay time — POSSIBLE CAUSEID verification request out of the designated specificationFAIL-SAFEInhibit engine cranking DTC Confirmation Procedure PERFORM DTC CONFIRMATION PROCEDURE CONSULT Ignition switch ON...

Nissan Murano (Z52) 2015-2024 Service Manual: Steering Column Covers

Removal and Installation REMOVALRemove steering column cover screws (A). NOTE: Rotate steering wheel to access steering column cover screws. Release steering column upper cover pawls using a suitable tool and remove. : Pawl Release gap hider (1) pawls from the steering column upper cover (2)...