Front Automatic Air Conditioning
OPERATION INSPECTION
FRONT AUTOMATIC AIR CONDITIONING SYSTEM : Work Procedure
DESCRIPTION
The purpose of the operational check is to check that the individual system operates normally.
Check condition: Engine running at normal operating temperature.
OPERATION INSPECTION
1. CHECK MEMORY FUNCTION
1.Set temperature control (driver side) to 32.0�C (90�F).
2.Press OFF switch.
3.Turn ignition switch OFF.
4.Turn ignition switch ON.
5.Press AUTO switch.
6.Check that set temperature is maintained.
Is the inspection result normal?
YES- GO TO 2.
NO- GO TO 10.
2. CHECK FRONT BLOWER MOTOR
1.Start engine.
2.Operate fan switch.
3.Check that fan speed changes. Check operation for all fan speeds.
Is the inspection result normal?
YES- GO TO 3.
NO- GO TO 10.
3. CHECK DISCHARGE AIR (MODE SWITCH AND DEF SWITCH)
1.Operate fan switch to set the fan speed to maximum speed.
2.Operate MODE switch and DEF switch.
3.Check that air outlets change according to each indicated air outlet by placing a hand in front of the outlets. Refer to "FRONT AUTOMATIC AIR CONDITIONING SYSTEM : System Description" System Description.
Is the inspection result normal?
YES- GO TO 4.
NO- GO TO 10.
4. CHECK INTAKE AIR
1.Press REC switch to set the air inlet to recirculation. The REC switch indicator turns ON.
2.Listen to intake sound and confirm air inlets change.
3.Press REC switch again to set the air inlet to fresh air intake. The REC switch indicator turns OFF.
4.Listen to intake sound and confirm air inlets change.
Is the inspection result normal?
YES- GO TO 5.
NO- GO TO 10.
5. CHECK DISCHARGE AIR TEMPERATURE (LH/RH INDEPENDENT TEMPERATURE ADJUSTMENT
FUNCTION)
1.Operate temperature control dial (driver side).
2.Check that discharge air temperature (driver side) changes.
3.Operate temperature control (passenger side). The DUAL switch indicator is turns ON.
4.Check that the discharge air temperature (passenger side) changes.
5.Press DUAL switch. The DUAL switch indicator turns OFF.
6.Check that air temperature setting (LH/RH) is unified to the driver side temperature setting.
Is the inspection result normal?
Revision: March 20122013 Infiniti JX
YES- GO TO 6.
NO- GO TO 10.
6. CHECK WITH TEMPERATURE SETTING LOWERED
1.Operate compressor.
2.Operate temperature control (driver side) and lower the set temperature to 18�C (60�F).
3.Check that cool air blows from the air outlets.
Is the inspection result normal?
YES- GO TO 7.
NO- GO TO 10.
7. CHECK TEMPERATURE INCREASE
1.Operate temperature control (driver side) and raise the set temperature to 32�C (90�F).
2.Check that warm air blows from the air outlets.
Is the inspection result normal?
YES- GO TO 8.
NO- GO TO 10.
8. CHECK AUTO MODE
1.Press AUTO switch to confirm that "AUTO" is indicated on the display.
2.Operate temperature control (driver side) to check that fan speed or air outlet changes (the air outlet or fan speed varies depending on the ambient temperature, in-vehicle temperature, set temperature, etc.).
Is the inspection result normal?
YES- GO TO 9.
NO- GO TO 10.
9. CHECK INTELLIGENT KEY INTERLOCK FUNCTION
1.Operate temperature control dial (driver side) to 32.0�C (90�F).
2.Operate fan switch. Set fan speed to 1st speed.
3.Turn ignition switch OFF.
4.Lock door using Intelligent Key or driver door request switch.
5.Switch to another Intelligent Key and unlock door using Intelligent Key or driver door request switch.
6.Turn ignition switch ON.
7.Operate fan switch. Set fan speed to 7th speed.
8.Operate temperature control dial (driver side). Decrease setting temperature to 18.0�C (60�F).
9.Turn ignition switch OFF.
10.Lock door using Intelligent Key or driver door request switch.
11.Switch to another Intelligent Key and unlock door using Intelligent Key or driver door request switch.
12.Turn ignition switch ON.
13.Check that "Connection with the key has been done." is indicated on display and that air conditioning system starts to operate automatically by setting temperature to 32.0�
C (90�F) and fan speed to 1st.
Is the inspection result normal?
YES- Inspection End.
NO- GO TO 10.
10. CHECK SELF-DIAGNOSIS WITH CONSULT
1.Perform self-diagnosis with CONSULT.
2.Check that any DTC is detected.
Is any DTC detected?
YES- Refer to "DTC Index" A L L Diagnostic Trouble Codes ( DTC ) and perform the appropriate diagnosis.
NO- GO TO 11.
11. CHECK FAIL-SAFE ACTIVATION
Check that symptom is applied to the fail-safe activation. Refer to "Fail-safe" Automatic Air Conditioning.
- Refer to "Diagnosis Chart By Symptom" Front Automatic Air Conditioning and perform the appropriate diagnosis.
Revision: March 20122013 Infiniti JX