Nissan Versa (N17): USB Connector
Diagnosis Procedure
Regarding Wiring Diagram information, refer to AV "Wiring Diagram".
1.CHECK USB INTERFACE HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect AV control unit connector M73 and USB interface connector M72.
3. Check continuity between AV control unit connector M73 and USB interface
connector M72.
4. Check continuity between AV control unit connector M73 and ground.
Is the inspection result normal?
YES >> Replace the USB interface. Refer to AV "Removal and Installation".
NO >> Repair or replace harness or connectors.
Steering switch
Diagnosis Procedure Regarding Wiring Diagram information, refer to AV "Wiring Diagram". 1.CHECK STEERING WHEEL AUDIO CONTROL SWITCH RESISTANCE 1. Turn ignition switch OFF. 2. Disconnect ...
Auxiliary input jack
Diagnosis Procedure Regarding Wiring Diagram information, refer to AV "Wiring Diagram". 1.CHECK AUX JACK HARNESS CONTINUITY 1. Turn ignition switch OFF. 2. Disconnect AV control unit c ...
Other materials:
B terminal circuit
Description
Terminal "B" is constantly supplied with battery power.
Diagnosis Procedure
Regarding Wiring Diagram information, refer to STR, "Wiring Diagram - With
Intelligent Key System" or
STR, "Wiring Diagram - Without Intelligent Key System".
CAUTION: Perform diagnosis ...
U0073 Communication bus a off
DTC Logic
DTC
Trouble diagnosis name
DTC detecting condition
Possible causes
U0073
Control Module Communication
Bus "A" Off
When the ignition switch is ON,
TCM detects a bus-off error
continuously for 2 seconds or
more.
Harness or connector
(CA ...
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