Nissan Maxima Service and Repair Manual: Audio system

System Diagram

Nissan Maxima. System Diagram

System Description

AUDIO SYSTEM

The audio system consists of the following components

  • AV control unit
  • Display unit
  • Window antenna
  • Steering wheel audio control switches
  • A/C and AV switch assembly
  • Front door speakers
  • Tweeters
  • Rear door speakers
  • Subwoofers

When the audio system is on, radio signals are received by the window antenna. The AV control unit then sends audio signals to the front door speakers, tweeters, rear door speakers, subwoofer amp. and subwoofers.

Refer to Owner's Manual for audio system operating instructions.

SATELLITE RADIO SYSTEM

The satellite radio system consists of the following components

  • Satellite antenna
  • Satellite radio tuner

When the satellite radio system is on, radio signals are supplied to the satellite radio tuner from the satellite antenna. The satellite radio tuner then sends audio signals to the AV control unit.

Refer to Owner's Manual for satellite radio system operating instructions.

SPEED SENSITIVE VOLUME SYSTEM

Volume level of this system goes up and down automatically in proportion to the vehicle speed. The control level can be selected by the customer. Refer to Owner's Manual for operating instructions.

Component Parts Location

Nissan Maxima. Component Parts Location

  1. Tweeter LH M143
  2. Tweeter RH M144
  3. AV control unit M115, M116, M117, M118, M119, M120, M121 (located behind A/C and AV switch assembly)
  4. Display unit M141
  5. A/C and AV switch assembly M98
  6. Steering angle sensor M53 [located in steering column behind combination switch (spiral cable)]
  7. Steering wheel audio control switches
  8. USB interface M211 (view in center console)
  9. Aux jack M209
  10. Subwoofer (view under rear parcel shelf) LH B16 RH B17
  11. Satellite radio tuner B111
  12. Bluetooth control unit B125, B130, B131
  13. Subwoofer amp. B21
  14. Microphone R7
  15. Rear view camera T101
  16. Front door speaker LH D3 RH D103
  17. Rear door speaker LH D202 RH D302

Component Description

Part name  Description 
AV control unit  Controls audio system, USB connection, AUX IN connection and satellite radio system 
Display unit  Displays all audio and climate control related inform 
Steering wheel audio control switches 
  • Audio operation can be operated
  • Steering switch signal is output to AV control unit 
Front door speakers 
  • Outputs audio signal from AV control unit
  • Outputs high, mid and low range 
Tweeters 
  • Outputs audio signal from AV control unit
  • Outputs high range sounds 
Rear door speakers 
  • Outputs audio signal from AV control unit
  • Outputs high, mid and low range sounds 
Subwoofer amp 
  • Receives and amplifies sound signal from AV control unit
  • Outputs amplified sound signal to the subwoofers. 
Subwoofers 
  • Outputs audio signal from subwoofer amp.
  • Outputs low range sounds 
Satellite radio tuner 
  • Receives radio signals from satellite antenna
  • Sends audio signals to AV control 
Satellite antenna  Audio signal (satellite radio) is received and output to AV control unit.

Revision: August 

    System description

    Rear view monitor system