Nissan Altima 2007-2012 Service Manual: Noise
Component Function Check
SYMPTOM: Noise
INSPECTION FLOW
*1 HAC-102, "Operational Check"
*2 EM-16, "Checking Drive Belts" (QR25DE) or EM-121, "Checking Drive Belts" (VQ35DE)
*3 HAC-159, "Performance Chart"
*4 HA-45, "Removal and Installation for Expansion Valve"
*5 HA-35, "Removal and Installation for Compressor - QR25DE Models" or HA-36, "Removal and Installation for Compressor - VQ35DE Models"
*6 HA-35, "Removal and Installation for Compressor - QR25DE Models" or HA-36, "Removal and Installation for Compressor - VQ35DE Models"
*7 HA-21, "Maintenance of Oil Quantity in Compressor"
*8 HA-42, "Removal and Installation for Condenser"
Insufficient heating
Component Function Check
SYMPTOM: Insufficient heating
INSPECTION FLOW
1. CONFIRM SYMPTOM BY PERFORMING OPERATION CHECK - TEMPERATURE INCREASE
1. Turn temperature control dial clockwise to maximum ...
Precaution
Supplemental Restraint System (SRS) "AIR BAG"
and "SEAT BELT PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”,
used alon ...
Other materials:
Mode door motor
Description
SYSTEM DESCRIPTION
Component Parts
Mode door control system components are:
• Front air control
• Mode door motor (LCU)
System Operation
The front air control receives user inputs through its various dials and
switches. The front air control sends air
mix door, mode door an ...
Tweeter (sedan)
Description
The audio unit sends audio signals to the BOSE speaker amp. The BOSE speaker
amp. amplifies the audio
signals before sending them to the tweeters using the audio signal circuits.
Diagnosis Procedure
1.HARNESS CHECK
1. Disconnect BOSE speaker amp. connector B122 and suspect
tweet ...
Audio system (sedan)
System Diagram
System Description
AUDIO SYSTEM
The audio system consists of the following components
• AV control unit (audio unit)
• BOSE speaker amp.
• Window antenna
• Antenna amp.
• Steering wheel audio control switches
• Front door speakers
• Tweeters
• Center spe ...