Nissan Murano: Dtc/circuit Diagnosis / Power Supply and Ground Circuit. Audio Unit
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.
NO>>GO TO 2.
CHECK POWER SUPPLY CIRCUIT
-
Ignition switch OFF.
-
Disconnect audio unit connector.
-
Check voltage between audio unit connector and ground.
Audio unit Ground Condition Voltage
(Approx.)Connector Terminal M121 7 — Ignition switch: ON Battery voltage 17 19 Ignition switch: OFF
Is the inspection result normal?
YES>>GO TO 3.
NO>>Repair or replace harness or connectors.
CHECK GROUND CIRCUIT
-
Ignition switch OFF.
-
Check continuity between audio unit connector and ground.
Audio unit Ground Continuity Connector Terminal M121 20 — Yes
Is the inspection result normal?
YES>>Inspection End.
NO>>Repair or replace harness or connectors.
Rear View Camera Image Signal Circuit
Diagnosis Procedure
CHECK REVERSE INPUT SIGNAL
Ignition switch ON.
Shift the selector lever to R (reverse).
Check voltage between audio unit connector and ground...
Other information:
Nissan Murano (Z52) 2015-2024 Service Manual: Component Parts. Engine Control System
Component Parts Location ENGINE ROOM No. Component Function IPDM E/R IPDM E/R activates the internal control circuit to perform the relay ON-OFF control according to the input signals from various sensors and the request signals received from control units via CAN communication...
Nissan Murano (Z52) 2015-2024 Service Manual: Automatic Drive Positioner System
System Description SYSTEM DIAGRAMOUTLINEThe system automatically moves the driver seat, steering column and door mirror position by the driver seat control unit and the automatic drive positioner control unit. The driver seat control unit corresponds with the automatic drive positioner control unit by UART communication...
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Fuel gauge
The gauge indicates the approximate fuel level in the tank.
The gauge may move slightly during braking, turning, acceleration, or going up or down hills.
The gauge needle returns to 0 (Empty) after the ignition switch is placed in the OFF position.
