Nissan Maxima Service and Repair Manual: Multifunction switch 

AV control unit

Removal and Installation AV control unit AV control unit bracket LH AV control unit bracket RH A/C auto amp. Cluster lid C (with A/C and AV switch assembly attached) Clip AV C ...

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 Cl ...

Other materials:

B2193 chain of ECM-IMMU
Description BCM performs the ID verification with ECM that allows the engine to start. Start the engine if the ID is OK. ECM prevents the engine from starting if the ID is not registered. BCM starts the communication with ECM if ignition switch is turned ON. DTC Logic DTC DETECTION LOGIC ...

Normal operating condition
Description NOTE: For Navigation system operation information, refer to Navigation system Owner's Manual. BASIC OPERATIONS NOTE: Locations stored in the Address Book and other memory functions may be lost if the vehicle's battery is disconnected or becomes discharged. If thi ...

U1216 AV control unit
Description Replace the AV control unit if this DTC is displayed. Part name  Description  AV CONTROL UNIT  It is the master unit of the MULTI AV system and it is connected to each control unit by means of communication. It operates each syste ...