Nissan Tiida C11. Manual - part 880

 

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Nissan Tiida C11. Manual - part 880

 

 

HAC-184

< SYMPTOM DIAGNOSIS >

[AUTO AIR CONDITIONER (W/O NAVI)]

AIR CONDITIONER CONTROL

SYMPTOM DIAGNOSIS

AIR CONDITIONER CONTROL

Symptom Matrix Chart

INFOID:0000000001547451

SYMPTOM TABLE

Symptom

Reference Page

A/C system does not come on.

Go to Trouble Diagnosis Procedure for A/C System.

HAC-163

Air outlet does not change.

Go to Trouble Diagnosis Procedure for Mode Door Motor.

HAC-109

Mode door motor does not operate normally.

Discharge air temperature does not change.

Go to Trouble Diagnosis Procedure for Air Mix Door Motor.

HAC-112

Air mix door motor does not operate normally.

Intake door does not change.

Go to Trouble Diagnosis Procedure for Intake Door Motor.

HAC-116

Intake door motor does not operate normally.

Blower motor operation is malfunctioning.

Go to Trouble Diagnosis Procedure for Blower Motor.

HAC-120

Blower motor operation is malfunctioning un-
der out of starting fan speed control.

Magnet clutch does not engage.

Go to Trouble Diagnosis Procedure for Magnet Clutch.

HAC-125

Insufficient cooling

Go to Trouble Diagnosis Procedure for Insufficient Cooling.

HAC-185

Insufficient heating

Go to Trouble Diagnosis Procedure for Insufficient Heating.

HAC-193

Noise

Go to Trouble Diagnosis Procedure for Noise.

HAC-195

Self-diagnosis cannot be performed.

Go to Trouble Diagnosis Procedure for Self-diagnosis.

HAC-197

Memory function does not operate.

Go to Trouble Diagnosis Procedure for Memory Function.

HAC-198

INSUFFICIENT COOLING

HAC-185

< SYMPTOM DIAGNOSIS >

[AUTO AIR CONDITIONER (W/O NAVI)]

C

D

E

F

G

H

J

K

L

M

A

B

HAC

N

O

P

INSUFFICIENT COOLING

Component Function Check

INFOID:0000000001547452

SYMPTOM: Insufficient cooling

INSPECTION FLOW

1.

CONFIRM SYMPTOM BY PERFORMING OPERATIONAL CHECK - TEMPERATURE DECREASE 

1.

Press the AUTO switch.

2.

Turn temperature control dial (driver) counterclockwise until 16

°

 C (60

°

 F) is displayed.

3.

Check for cold air at discharge air outlets.

Can the symptom be duplicated?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK FOR ANY SYMPTOMS 

Perform a complete operational check for any symptoms. Refer to 

HAC-87, "Operational Check"

.

Does another symptom exist?

YES

>> Refer to 

HAC-184, "Symptom Matrix Chart"

NO

>> System OK.

3.

CHECK FOR SERVICE BULLETINS

Check for any service bulletins.

>> GO TO 3.

4.

PERFORM SELF-DIAGNOSIS

Perform self-diagnosis Refer to 

HAC-98, "Front Air Control Self-Diagnosis"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Refer to 

HAC-104, "A/C System Self-Diagnosis Code Chart"

.

5.

CHECK DRIVE BELTS 

Check compressor belt tension. Refer to 

XX-XX, "*****"

.

Is the inspection result normal?

OK

>> GO TO 6.

NG

>> Adjust or replace compressor belt. Refer to 

XX-XX, "*****"

.

6.

CHECK AIR MIX DOOR OPERATION

Check and verify air mix door mechanism for smooth operation. Refer to 

XX-XX, "*****"

Does air mix door operate correctly?

YES

>> GO TO 7.

NO

>> Check air mix door motor circuit. Refer to 

HAC-112, "Air Mix Door Motor Diagnosis Procedure"

 or

XX-XX, "*****"

.

7.

CHECK COOLING FAN MOTOR OPERATION

Check and verify cooling fan motor for smooth operation. Refer to 

XX-XX, "*****"

.

Does cooling fan motor operate correctly?

YES

>> GO TO 8.

NO

>> Check cooling fan motor. Refer to 

XX-XX, "*****"

.

8.

CHECK RECOVERY/RECYCLING EQUIPMENT BEFORE USAGE

Check recovery/recycling equipment before connecting to vehicle. Verify there is no pressure in the recovery/
recycling equipment by checking the gauges. If pressure exists, recover refrigerant from equipment lines.

>> GO TO 9.

HAC-186

< SYMPTOM DIAGNOSIS >

[AUTO AIR CONDITIONER (W/O NAVI)]

INSUFFICIENT COOLING

9.

CHECK REFRIGERANT PURITY

1.

Connect recovery/recycling equipment to vehicle.

2.

Confirm refrigerant purity in supply tank using recovery/recycling and refrigerant identifier.

Is the inspection result normal?

YES

>> GO TO 10.

NO

>> Check contaminated refrigerant. Refer to 

HAC-199, "Working with HFC-134a (R-134a)"

.

10.

CHECK FOR EVAPORATOR FREEZE UP

Start engine and run A/C. Check for evaporator freeze up.
Does evaporator freeze up?

YES

>> Perform performance test diagnoses. Refer to 

HAC-186, "Performance Test Diagnoses"

.

NO

>> GO TO 11.

11.

CHECK REFRIGERANT PRESSURE

Check refrigerant pressure with manifold gauge connected. Refer to 

HAC-189, "Test Reading"

Is the inspection result normal?

YES

>> Perform performance test diagnoses. Refer to 

HAC-186, "Performance Test Diagnoses"

.

NO

>> GO TO 12.

12.

CHECK AIR DUCTS

Check ducts for air leaks.

Is the inspection result normal?

YES

>> System OK.

NO

>> Repair air leaks.

Performance Test Diagnoses

INFOID:0000000001547453

PERFORMANCE TEST DIAGNOSIS

INSUFFICIENT COOLING

HAC-187

< SYMPTOM DIAGNOSIS >

[AUTO AIR CONDITIONER (W/O NAVI)]

C

D

E

F

G

H

J

K

L

M

A

B

HAC

N

O

P

*1

"PERFORMANCE CHART"

*2

"PERFORMANCE CHART"

*3

"TROUBLE DIAGNOSIS FOR UN-
USUAL PRESSURE "

*4

XXXX AIR MIX DOOR MOTOR CIR

RJIA1601E

 

 

 

 

 

 

 

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