2010 Infiniti G37 - Heater & Air Conditioning Control System (Section HAC) (161 pages)
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Manual Description
HEATER & AIR CONDITIONING CONTROL SYSTEM, wITHOUT PLASMACLUSTER SYSTEM : Description & Inspection 5, wITHOUT PLASMACLUSTER SYSTEM : Temperature Setting Trimmer 7, wITH PLASMACLUSTER SYSTEM : Temperature Setting Trimmer 13.
WITH PLASMACLUSTER SYSTEM : Foot Position Setting Trimmer 14, wITH PLASMACLUSTER SYSTEM : Inlet Port, wITH PLASMACLUSTER SYSTEM : Gas Sensor, wITH PLASMACLUSTER SYSTEM : Auto Intake.
WITHOUT LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY CONTROL SYSTEM23, wITH LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY CONTROL SYSTEM34, wITH LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY CONTROL SYSTEM, aIR MIX DOOR CONTROL SYSTEM 58.
DIAGNOSIS SYSTEM (UNIFIED METER & A, wITHOUT PLASMACLUSTER SYSTEM : Diagnosis Description 66, pOWER SUPPLY AND GROUND CIRCUIT 77, uNIFIED METER AND A/C AMP 77.
UNIFIED METER AND A/C AMP 78, wITHOUT LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY CONTROL SYSTEM 81, sYSTEM : Component Function Check 81, wITH LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY CONTROL SYSTEM 82.
Precaution Necessary for Steering Wheel Rotation after Battery Disconnect 151, uNIFIED METER AND A/C AMP 128, wiring Diagram - AIR CONDITIONER CONTROL, uNIFIED METER AND A/C AMP 154.
MEMORY FUNCTION DOES NOT OPERATE 150, mODE DOOR MOTOR : Removal Installation 160, aIR MIX DOOR MOTOR : Removal Installation 161, iNTAKE DOOR MOTOR : Removal Installation 161.
(SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER" 151, verify the symptom with operational check, repair or replace specific parts, wITHOUT PLASMACLUSTER SYSTEM : Description & Inspection.
The purpose of the operational check is to check that the individual system operates normally, : Engine running normal operating temperature, >> Memory function malfunction: HAC-150, "Inspection procedure", press fan (UP: +) switch*1 (turn fan control dial clockwise*2).
With left and right ventilation temperature separately system, without left and right ventilation temperature separately system, >> Blower motor system malfunction: HAC-88, "Diagnosis Procedure", press the MODE switch DEF switch.
Each position indicator should change shape, confirm that discharge air comes out according to the air distribution table follows, *: With left and right ventilation temperature separately control system, confirm that the compressor clutch is engaged (sound or visual inspection) and the intake door position.
>> Mode door system malfunction: HAC-79, "Diagnosis Procedure", >> Intake door system malfunction: HAC-86, "Diagnosis Procedure", confirm that the compressor clutch engages (sound visual inspection), >> Magnet clutch system malfunction: HAC-92, "Diagnosis Procedure".
>> Insufficient cooling: HAC-143, "Inspection procedure", >> With left and right ventilation temperature separately system, >> Without left and right ventilation temperature separately system, >> Insufficient heating: HAC-145, "Inspection procedure".
>> Refer to HAC-141, "Diagnosis Chart By Symptom" and perform appropriate diagnosis, press the AUTO switch, and then check that AUTO” is shown display, check that the discharge air and fan speed depend on ambient temperature, in-vehicle temperature.
Manual Description
HEATER & AIR CONDITIONING CONTROL SYSTEM, wITHOUT PLASMACLUSTER SYSTEM : Description & Inspection 5, wITHOUT PLASMACLUSTER SYSTEM : Temperature Setting Trimmer 7, wITH PLASMACLUSTER SYSTEM : Temperature Setting Trimmer 13.
WITH PLASMACLUSTER SYSTEM : Foot Position Setting Trimmer 14, wITH PLASMACLUSTER SYSTEM : Inlet Port, wITH PLASMACLUSTER SYSTEM : Gas Sensor, wITH PLASMACLUSTER SYSTEM : Auto Intake.
WITHOUT LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY CONTROL SYSTEM23, wITH LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY CONTROL SYSTEM34, wITH LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY CONTROL SYSTEM, aIR MIX DOOR CONTROL SYSTEM 58.
DIAGNOSIS SYSTEM (UNIFIED METER & A, wITHOUT PLASMACLUSTER SYSTEM : Diagnosis Description 66, pOWER SUPPLY AND GROUND CIRCUIT 77, uNIFIED METER AND A/C AMP 77.
UNIFIED METER AND A/C AMP 78, wITHOUT LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY CONTROL SYSTEM 81, sYSTEM : Component Function Check 81, wITH LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY CONTROL SYSTEM 82.
Precaution Necessary for Steering Wheel Rotation after Battery Disconnect 151, uNIFIED METER AND A/C AMP 128, wiring Diagram - AIR CONDITIONER CONTROL, uNIFIED METER AND A/C AMP 154.
MEMORY FUNCTION DOES NOT OPERATE 150, mODE DOOR MOTOR : Removal Installation 160, aIR MIX DOOR MOTOR : Removal Installation 161, iNTAKE DOOR MOTOR : Removal Installation 161.
(SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER" 151, verify the symptom with operational check, repair or replace specific parts, wITHOUT PLASMACLUSTER SYSTEM : Description & Inspection.
The purpose of the operational check is to check that the individual system operates normally, : Engine running normal operating temperature, >> Memory function malfunction: HAC-150, "Inspection procedure", press fan (UP: +) switch*1 (turn fan control dial clockwise*2).
With left and right ventilation temperature separately system, without left and right ventilation temperature separately system, >> Blower motor system malfunction: HAC-88, "Diagnosis Procedure", press the MODE switch DEF switch.
Each position indicator should change shape, confirm that discharge air comes out according to the air distribution table follows, *: With left and right ventilation temperature separately control system, confirm that the compressor clutch is engaged (sound or visual inspection) and the intake door position.
>> Mode door system malfunction: HAC-79, "Diagnosis Procedure", >> Intake door system malfunction: HAC-86, "Diagnosis Procedure", confirm that the compressor clutch engages (sound visual inspection), >> Magnet clutch system malfunction: HAC-92, "Diagnosis Procedure".
>> Insufficient cooling: HAC-143, "Inspection procedure", >> With left and right ventilation temperature separately system, >> Without left and right ventilation temperature separately system, >> Insufficient heating: HAC-145, "Inspection procedure".
>> Refer to HAC-141, "Diagnosis Chart By Symptom" and perform appropriate diagnosis, press the AUTO switch, and then check that AUTO” is shown display, check that the discharge air and fan speed depend on ambient temperature, in-vehicle temperature.
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