Nissan Maxima Service and Repair Manual: Steering switch
Description
When one of the steering wheel audio control switches is pushed, the
resistance in steering switch circuit changes depending on which button is
pushed.
Diagnosis Procedure
1.CHECK STEERING SWITCH RESISTANCE

- Disconnect steering switch connector M88.
- Check resistance between steering switch connector terminals.

2.CHECK HARNESS BETWEEN COMBINATION SWITCH (SPIRAL CABLE) AND BLUETOOTH
CONTROL UNIT
- Turn ignition switch OFF.
- Disconnect Bluetooth control unit connector B126 and combination
switch (spiral cable) connector M30
- Check continuity between Bluetooth control unit harness connector
B126 and combination switch (spiral cable) harness connector M30.
- Check continuity between Bluetooth control unit connector B126 and
ground.


3.CHECK HARNESS BETWEEN COMBINATION SWITCH (SPIRAL CABLE) AND AUDIO UNIT
- Disconnect audio unit connector M147.
- Check continuity between audio unit harness connector M147 and
combination switch (spiral cable) harness connector M30.
- Check continuity between audio unit connector M147 and ground.


4.COMBINATION SWITCH (SPIRAL CABLE) CHECK

- Check continuity between combination switch (spiral cable) harness
connector M30 (A) and M88 (B).

5.CHECK HARNESS BETWEEN BLUETOOTH CONTROL UNIT AND AUDIO UNIT
- Disconnect audio unit connector M133.
- Check continuity between Bluetooth control unit harness connector
B126 and audio unit harness connector M133.
- Check continuity between Bluetooth control unit connector B126 and
ground.


6.CHECK AUDIO UNIT VOLTAGE
- Connect audio unit harness connector M133 and Bluetooth control
unit harness connector B126.
- Turn ignition switch ON.
- Check voltage between audio unit harness connector M133 terminals.

Description
The audio unit sends audio signals to the subwoofer amp. The subwoofer amp.
amplifies the audio signals before sending them to the subwoofers using the
audio signal circuits.
Diagnos ...
Description
Voice signals are transmitted from the microphone to the Bluetooth control
unit using the microphone signal circuits.
Diagnosis Procedure
1.CHECK HARNESS BETWEEN BLUETOOTH CONTROL UNI ...
Other materials:
Inspection and adjustment
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Description
BEFORE REPLACEMENT
When replacing AV control unit, save current vehicle specification with
CONSULT configuration before
replacement.
AFTER REPLACEMENT
CAUTION:
When replacing AV con ...
Audio display unit
Removal and Installation
Audio display unit bracket
Audio display unit
Cluster lid D
Multifunction switch
Audio display unit bracket screws
Audio display unit screws
Metal Clip
REMOVAL
Remove the cluster lid D. Refer to IP-11, "Removal and
Installation".
Remov ...
Service data and specifications (SDS)
SERVICE DATA AND SPECIFICATIONS (SDS)
Capacity
Thermostat
Radiator
...