Nissan Maxima Service and Repair Manual: System description

  • Audio system
  • System Diagram System Description AUDIO SYSTEM The audio system consists of the following components Audio unit Display unit Bluetooth control unit Window antenna BOSE speaker amp. Steering wheel audio control switches Front door speakers Tweeters Center speaker Rear door speakers Rear subwoofers When the audio system is on, radio signals are received by the window antenna. The audio unit then sends audio signals to the BOSE speaker amp. The Bose speaker amp. sends the audio signals to the front door speakers, tweeters, center speaker, rear door speakers and rear subwoofers. Refer to Owner's Manual for audio system operating instructions.

  • Hands-free phone system
  • System Diagram System Description Refer to the Owner's Manual for Bluetooth telephone system operating instructions. NOTE: Cellular telephones must have their wireless connection set up (paired) before using the Bluetooth telephone system. Bluetooth telephone system allows users who have a Bluetooth cellular telephone to make a wireless connection between their cellular telephone and the Bluetooth control unit. Hands-free cellular telephone calls can be sent and received. Some Bluetooth cellular telephones may not be recognized by the Bluetooth control unit. When a cellular telephone or the Bluetooth control unit is replaced, the telephone must be paired with the Bluetooth control unit.

  • Diagnosis system (audio unit)
  • Diagnosis Description Self-diagnosis mode can perform the following items. Versions display Channel check diagnosis Key check diagnosis AV communication diagnosis VERSIONS DISPLAY FUNCTION Turn ignition switch ON. Turn the audio unit off. While pressing "1" button, turn volume control dial clockwise or counterclockwise for 30 clicks or more. Diagnosis default screen of audio display unit is displayed. NOTE: Diagnosis default screen = All icons and segments of the audio display unit are turned on. Pressing the AUDIO switch briefly displays the version display mode. Pressing the AUDIO switch briefly switches to each version display.

  • Diagnosis system (bluetooth control unit)
  • Diagnosis Description The Bluetooth control unit has two diagnostic checks. The first diagnostic check is performed automatically every ignition cycle during control unit initialization. The second diagnostic check is performed by the technician using the steering wheel audio control switches prior to trouble diagnosis. BLUETOOTH CONTROL UNIT INITIALIZATION CHECKS Internal control unit failure Bluetooth antenna connection open or shorted Steering wheel audio control switches [ (PHONE/SEND), (PHONE/END)] stuck closed Vehicle speed pulse count Microphone connection test (with playback to operator) Bluetooth inquiry check OPERATION PROCEDURE Turn ignition switch to ACC or ON.

Basic inspection

Audio system