Nissan Teana J32. Manual - part 659

HAC-5

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WITH INTELLIGENT AIR CONDITIONER SYS-
TEM : Wiring Diagram - AIR CONDITIONER 
CONTROL SYSTEM - ...........................................

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WITH INTELLIGENT AIR CONDITIONER SYS-
TEM : Fail-Safe  .....................................................

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WITH INTELLIGENT AIR CONDITIONER SYS-
TEM : DTC Inspection Priority Chart  ..................

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WITH INTELLIGENT AIR CONDITIONER SYS-
TEM : DTC Index  ..................................................

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SYMPTOM DIAGNOSIS  ............................

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AIR CONDITIONER CONTROL  .......................

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Diagnosis Chart By Symptom  ...............................

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PLASMACLUSTER SYSTEM DOES NOT OP-
ERATE ..............................................................

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WITH INTELLIGENT AIR CONDITIONER SYS-
TEM ..........................................................................

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WITH INTELLIGENT AIR CONDITIONER SYS-
TEM : Description ..................................................

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WITH INTELLIGENT AIR CONDITIONER SYS-
TEM : Inspection procedure  ..................................

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INSUFFICIENT COOLING  ...............................

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Description ............................................................

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Inspection procedure .............................................

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INSUFFICIENT HEATING  ................................

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Description ............................................................

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Inspection procedure  .............................................

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NOISE ..............................................................

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Description .............................................................

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Inspection procedure  .............................................

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MEMORY FUNCTION DOES NOT OPERATE .

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Description .............................................................

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Inspection procedure  .............................................

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PRECAUTION ............................................

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PRECAUTIONS ...............................................

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Precaution for Supplemental Restraint System 
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ...............................................................

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Precaution Necessary for Steering Wheel Rota-
tion after Battery Disconnect  .................................

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Precaution for Procedure without Cowl Top Cover ..

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Precautions For Xenon Headlamp Service  ...........

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Working with HFC-134a (R-134a)  .........................

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General Refrigerant Precaution .............................

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Refrigerant Connection ..........................................

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Service Equipment  ................................................

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COMPRESSOR ...............................................

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General Precautions ..............................................

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FLUORESCENT LEAK DETECTOR  ..............

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General Precautions ..............................................

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HAC-6

< BASIC INSPECTION >

[WITHOUT 7 INCH DISPLAY]

DIAGNOSIS AND REPAIR WORKFLOW

BASIC INSPECTION

DIAGNOSIS AND REPAIR WORKFLOW

Work Flow

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OVERALL SEQUENCE

*1: Refer to 

HAC-85, "DTC Index"

.

*2: Refer to 

HAC-87, "Diagnosis Chart By Symptom"

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DETAILED FLOW

1.

OBTAIN INFORMATION ABOUT SYMPTOM

Interview the customer to obtain as much information as possible about the conditions and environment under
which the malfunction occurred.

>> GO TO 2.

2.

VERIFY SYMPTOM

Verify the symptom with operational check based on the information obtained from the customer. Refer to

HAC-8, "Description & Inspection"

.

>> GO TO 3.

JSIIA0943GB

DIAGNOSIS AND REPAIR WORKFLOW

HAC-7

< BASIC INSPECTION >

[WITHOUT 7 INCH DISPLAY]

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3.

CHECK WITH SELF-DIAGNOSIS FUNCTION OF CONSULT-III

Using CONSULT-III, perform “SELF-DIAGNOSIS RESULTS” of HVAC. Refer to 

HAC-85, "DTC Index"

.

Are self-diagnosis results normal?

YES

>> GO TO 4.

NO

>> GO TO 5.

4.

NARROW DOWN THE MALFUNCTIONING PARTS BY SYMPTOM DIAGNOSIS

Perform symptom diagnosis and narrow down the malfunctioning parts. Refer to 

HAC-87, "Diagnosis Chart By

Symptom"

.

>> GO TO 5.

5.

REPAIR OR REPLACE MALFUNCTIONING PARTS

Repair or replace malfunctioning parts.
NOTE:
If DTC is displayed, erase DTC after repairing or replacing malfunctioning parts.

>> GO TO 6.

6.

FINAL CHECK

Check that the A/C system operates normally.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> GO TO 3.

HAC-8

< BASIC INSPECTION >

[WITHOUT 7 INCH DISPLAY]

INSPECTION AND ADJUSTMENT

INSPECTION AND ADJUSTMENT

Description & Inspection

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DESCRIPTION

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

INSPECTION PROCEDURE

1.

CHECK MEMORY FUNCTION

1.

Start the engine.

2.

Operate the temperature control switch (driver side) and raise the temperature setting to 32

°

C (90

°

F). 

3.

Press the OFF switch.

4.

Turn the ignition switch OFF.

5.

Turn the ignition switch ON.

6.

Press the AUTO switch.

7.

Check that the temperature setting before turning the ignition switch OFF is stored. 

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Memory function malfunction: 

HAC-96, "Inspection procedure"

.

2.

CHECK BLOWER MOTOR SPEED

1.

Start the engine.

2.

Operate the fan control dial. Check that the fan speed changes. Check the operation for all fan speeds. 

3.

Set the fan speed to speed 7.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Blower motor system malfunction: 

HAC-68, "Diagnosis Procedure"

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3.

CHECK DISCHARGE AIR

1.

Press the MODE switch and the DEF switch.

2.

Each position indicator should change shape. 

3.

Confirm that discharge air comes out according to the air distribution table. Refer to 

HAC-17, "System

Description"

.

NOTE:
Confirm that the compressor clutch is engaged (sound or visual inspection) and the intake door position is at
the FRE when DEF is selected.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Mode door system malfunction: 

HAC-61, "Diagnosis Procedure"

.

Conditions

: Engine running at normal operating temperature

JPIIA0877GB