Nissan Pathfinder. Manual - part 703

 

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Nissan Pathfinder. Manual - part 703

 

 

OPERATION INSPECTION

HAC-73

< BASIC INSPECTION >

[AUTOMATIC AIR CONDITIONING]

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OPERATION INSPECTION

FRONT AUTOMATIC AIR CONDITIONING SYSTEM
FRONT AUTOMATIC AIR CONDITIONING SYSTEM : Work Procedure

INFOID:0000000009176808

DESCRIPTION

The purpose of the operational check is to check that the individual system operates normally.

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 out-

lets. Refer to 

HAC-18, "FRONT AUTOMATIC AIR CONDITIONING SYSTEM : 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 TEMERATURE ADJUSTMENT

FUNCTION)

1. Operate temperature control (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?

Check condition : Engine running at normal operating temperature.

HAC-74

< BASIC INSPECTION >

[AUTOMATIC AIR CONDITIONING]

OPERATION INSPECTION

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 (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 (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 sys-

tem 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 

HAC-46, "DTC Index"

 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 

HAC-46, "Fail-safe"

.

>> Refer to 

HAC-144, "Diagnosis Chart By Symptom"

 and perform the appropriate diagnosis.

REAR AUTOMATIC AIR CONDITIONING SYSTEM

OPERATION INSPECTION

HAC-75

< BASIC INSPECTION >

[AUTOMATIC AIR CONDITIONING]

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REAR AUTOMATIC AIR CONDITIONING SYSTEM : Work Procedure

INFOID:0000000009176809

DESCRIPTION

The purpose of the operational check is to check that the individual system operates normally. 

NOTE:

Check that front automatic air conditioning system operates normally. Refer to 

HAC-144, "Diagnosis Chart By

Symptom"

.

OPERATION INSPECTION

Front A/C Control Operation

1.

CHECK REAR CONTROL MODE FUNCTION

1. Press REAR switch. The REAR switch indicator turns ON.

2. Check that display unit changes to state indication display (rear control mode) and that rear automatic air

conditioning system starts.

3. Press REAR switch again. The REAR switch indicator turns OFF.

4. Check that rear control mode released. (rear automatic air conditioning system operates continuously)
Is the inspection result normal?

YES

>> GO TO 2.

NO

>> GO TO 8.

2.

CHECK REAR BLOWER MOTOR

1. Press REAR switch.

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 8.

3.

CHECK DISCHARGE AIR

1. Operate fan switch to set the fan speed to maximum speed.

2. Operate MODE switch.

3. Check that air outlets change according to each indicated air outlet by placing a hand in front of the out-

lets. Refer to 

HAC-26, "REAR AUTOMATIC AIR CONDITIONING SYSTEM : System Description"

.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> GO TO 8.

4.

CHECK DISCHARGE AIR TEMPERATURE

1. Operate temperature control dial (driver side).

2. Check that discharge air temperature changes.
Is the inspection result normal?

YES

>> GO TO 5.

NO

>> GO TO 8.

5.

CHECK WITH TEMPERATURE SETTING LOWERED

1. Operate temperature control dial (driver side) and lower the set temperature to 18

°C (60°F).

2. Check that cool air blows from the air outlets.
Is the inspection result normal?

YES

>> GO TO 6.

NO

>> GO TO 8.

6.

CHECK TEMPERATURE INCREASE

1. Operate temperature control dial (driver side) and raise the set temperature to 32

°C (90°F).

Check condition

: Engine running at normal operating temperature.
: Front air conditioning system operate.

HAC-76

< BASIC INSPECTION >

[AUTOMATIC AIR CONDITIONING]

OPERATION INSPECTION

2. Check that warm air blows from the air outlets.
Is the inspection result normal?

YES

>> GO TO 7.

NO

>> GO TO 8.

7.

CHECK AUTO MODE

1. Press AUTO switch.

2. Operate temperature control dial (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, and

etc.).

Is the inspection result normal?

YES

>> Inspection End.

NO

>> GO TO 8.

8.

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 

HAC-46, "DTC Index"

 and perform the appropriate diagnosis.

NO

>> Refer to 

HAC-146, "Diagnosis Chart By Symptom"

 and perform the appropriate diagnosis.

Rear Air Control Operation

1.

CHECK REAR BLOWER MOTOR

1. Press AUTO switch.

2. Operate fan switch.

3. Check that fan speed changes. Check operation for all fan speeds.
Is the inspection result normal?

YES

>> GO TO 2.

NO

>> GO TO 7.

2.

CHECK DISCHARGE AIR

1. Operate fan switch to set the fan speed to maximum speed.

2. Operate MODE switch.

3. Check that air outlets change according to each indicated air outlet by placing a hand in front of the out-

lets. Refer to 

HAC-26, "REAR AUTOMATIC AIR CONDITIONING SYSTEM : System Description"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 7.

3.

CHECK DISCHARGE AIR TEMPERATURE

1. Operate temperature control switch.

2. Check that discharge air temperature changes.
Is the inspection result normal?

YES

>> GO TO 4.

NO

>> GO TO 7.

4.

CHECK WITH TEMPERATURE SETTING LOWERED

1. Operate temperature control switch and lower the set temperature to 18

°C.

2. Check that cool air blows from the air outlets.
Is the inspection result normal?

YES

>> GO TO 5.

NO

>> GO TO 7.

5.

CHECK TEMPERATURE INCREASE

1. Operate temperature control switch and raise the set temperature to 32

°C.

2. Check that warm air blows from the air outlets.
Is the inspection result normal?

 

 

 

 

 

 

 

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