Nissan Altima (L32) 2007-2012 Service Manual ≻ Heater & air conditioning control system automatic air conditioner ≻ Symptom diagnosis ≻ Noise

Nissan Altima (L32) 2007-2012 Service Manual: Noise

Component Function Check

SYMPTOM: Noise

INSPECTION FLOW

*1 HAC-5, "Operational Check"

*2 EM-16, "Checking Drive Belts" (QR25DE) or EM-121, "Checking Drive Belts" (VQ35DE)

*3 HAC-87, "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 SYMPTOM: Insufficient heating 1. CONFIRM SYMPTOM BY PERFORMING OPERATION CHECK - TEMPERATURE INCREASE 1. Press the AUTO swit ...

Self-diagnosis cannot be performed

Diagnosis Procedure SYMPTOM: Self-diagnosis cannot be performed. 1.CHECK SELF-DIAGNOSIS FUNCTION 1. Press ignition switch ON. 2. Set in self-diagnosis mode as follows. Within 10 seconds after s ...

Other materials:

System malfunction
If the AEB with Pedestrian Detection system malfunctions, it will be turned off automatically, a chime will sound, the AEB with Pedestrian Detection system warning light (yellow) will illuminate and the warning message [Malfunction] will appear in the vehicle information display. Action to take If ...

Seat belt warning light and chime
The driver and front passenger seat is equipped with an enhanced seat belt reminder function. A visual and audible alert will operate at speeds of approximately 9 mph (15 km/h) or more under the following conditions: If the driver seat belt is not fastened. The front passenger’s seat belt is ...

Vehicle Dynamic Control (VDC) system
The VDC system uses various sensors to monitor driver inputs and vehicle motion. Under certain driving conditions, the VDC system helps to perform the following functions: Controls brake pressure to reduce wheel slip on one slipping drive wheel so power is transferred to a non-slipping drive w ...