Nissan Tiida C11. Manual - part 838

HAC-16

< COMPONENT DIAGNOSIS >

[MANUAL AIR CONDITIONER]

MODE DOOR

COMPONENT DIAGNOSIS

MODE DOOR

Mode Door Diagnostic Procedure

INFOID:0000000001547062

SYMPTOM: Air outlet does not change.

INSPECTION FLOW

1.

CONFIRM SYMPTOM BY PERFORMING OPERATIONAL CHECK - DISCHARGE AIR

1.

Rotate the mode door control dial to each position.

2.

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

HAC-11, "Discharge

Air Flow"

.

NOTE:
Confirm that the compressor clutch (with A/C) is engaged (visual inspection) when DEF (

) or D/F (

)

is selected.

Can a symptom be duplicated?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

PERFORM COMPLETE OPERATIONAL CHECK

Perform a complete operational check and check for any symptoms. Refer to 

HAC-6, "Operational Check"

.

Can a symptom be duplicated?

YES

>> Refer to 

HAC-5, "How to Perform Trouble Diagnosis For Quick and Accurate Repair"

.

NO

>> System OK.

3.

CHECK FOR SERVICE BULLETINS

Check for any service bulletins.

>> GO TO 4.

4.

CHECK MODE DOOR CONTROL CABLE

Check and verify mode door mechanism for smooth operation in each mode.
OK or NG

OK

>> If the symptom still exists, perform a complete operational check and check for other symptoms.

Refer to 

HAC-6, "Operational Check"

. If other symptoms exist, refer to 

HAC-5, "How to Perform

Trouble Diagnosis For Quick and Accurate Repair"

 .

NG

>> Repair or adjust mode door control cable. Refer to XXXX MODE DOOR CABLE ADJUSTMENT.

AIR MIX DOOR

HAC-17

< COMPONENT DIAGNOSIS >

[MANUAL AIR CONDITIONER]

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HAC

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AIR MIX DOOR

Air Mix Door Diagnostic Procedure

INFOID:0000000001547064

SYMPTOM: Air mix door does not change.

INSPECTION FLOW

1.

CONFIRM SYMPTOM BY PERFORMING OPERATIONAL CHECK - TEMPERATURE INCREASE

1.

Turn the temperature control dial clockwise until maximum heat.

2.

Check for hot air at discharge air outlets.

>> GO TO 2.

2.

CONFIRM SYMPTOM BY PERFORMING OPERATIONAL CHECK - TEMPERATURE DECREASE

1.

Turn the temperature control dial counterclockwise until maximum cold.

2.

Check for cold air at discharge air outlets.

Can a symptom be duplicated?

YES

>> GO TO 4.

NO

>> GO TO 3.

3.

PERFORM COMPLETE OPERATIONAL CHECK

Perform a complete operational check and check for any symptoms. Refer to 

HAC-6, "Operational Check"

.

Can a symptom be duplicated?

YES

>> Refer to 

HAC-5, "How to Perform Trouble Diagnosis For Quick and Accurate Repair"

.

NO

>> System OK.

4.

CHECK FOR SERVICE BULLETINS

Check for any service bulletins.

>> GO TO 5.

5.

CHECK AIR MIX DOOR CONTROL LINKAGE

Check and verify air mix door mechanism for smooth operation. 

OK or NG

OK

>> If the symptom still exists, perform a complete operational check. Refer to 

HAC-6, "Operational

Check"

 If other symptoms exist, refer to 

HAC-5, "How to Perform Trouble Diagnosis For Quick

and Accurate Repair"

. 

NG

>> Repair or adjust air mix door control linkage. Refer to XXXX AIR MIX DOOR CABLE ADJUST-

MENT.

HAC-18

< COMPONENT DIAGNOSIS >

[MANUAL AIR CONDITIONER]

INTAKE DOOR

INTAKE DOOR

Intake Door Diagnostic Procedure

INFOID:0000000001547065

SYMPTOM:

• Intake door does not change.

INSPECTION FLOW

1.

CONFIRM SYMPTOM BY PERFORMING OPERATIONAL CHECK - REC (

)

1.

Slide the intake door lever to the REC (

) position.

2.

Turn the blower motor to maximum speed.

3.

Slide the intake door lever to the FRE 

 position.

4.

Listen for intake door position change (you should hear blower sound change slightly).

Can a symptom be duplicated?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

PERFORM COMPLETE OPERATIONAL CHECK

Perform a complete operational check and check for any symptoms. Refer to 

HAC-6, "Operational Check"

 .

Can a symptom be duplicated?

YES

>> Refer to 

HAC-5, "How to Perform Trouble Diagnosis For Quick and Accurate Repair"

 .

NO

>> System OK.

3.

CHECK FOR SERVICE BULLETINS

Check for any service bulletins.

>> GO TO 4.

4.

CHECK INTAKE DOOR CONTROL LINKAGE

Check intake door control linkage mechanism for smooth operation. 

OK or NG

OK

>> If the symptom still exists, perform a complete operational check. Refer to 

HAC-6, "Operational

Check"

 . If other symptoms exist, refer to 

HAC-5, "How to Perform Trouble Diagnosis For Quick

and Accurate Repair"

 .

NG

>> Repair or adjust control linkage. Refer to XXXX INTAKE DOOR CABLE ADJUSTMENT .

BLOWER MOTOR

HAC-19

< COMPONENT DIAGNOSIS >

[MANUAL AIR CONDITIONER]

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BLOWER MOTOR

Front Blower Motor Component Function Check

INFOID:0000000001547066

SYMPTOM: Front blower motor operation is malfunctioning.

INSPECTION FLOW

1.

CONFIRM SYMPTOM BY PERFORMING OPERATIONAL CHECK - FRONT BLOWER

1.

Turn blower control dial to "1" position. Blower should operate on low speed.

2.

Turn the blower control dial to "2" position, and continue checking blower speed until all speeds are
checked.

Can the symptom be duplicated?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

PERFORM COMPLETE OPERATIONAL CHECK

Perform a complete operational check and check for any symptoms. Refer to 

HAC-6, "Operational Check"

.

Can a symptom be duplicated?

YES

>> Refer to 

HAC-5, "How to Perform Trouble Diagnosis For Quick and Accurate Repair"

.

NO

>> System OK.

3.

CHECK FOR SERVICE BULLETINS

Check for any service bulletins.

>> GO TO 4.

4.

CHECK FRONT BLOWER MOTOR CIRCUIT

 Check front blower motor circuit. Refer to 

HAC-19, "Front Blower Motor Component Function Check"

.

OK or NG?

OK

>> If the symptom still exists, perform a complete operational check. Refer to 

HAC-6, "Operational

Check"

 . If other symptoms exist, refer to 

HAC-5, "How to Perform Trouble Diagnosis For Quick

and Accurate Repair"

.

NG

>> Repair as necessary.

Front Blower Motor Diagnosis Procedure

INFOID:0000000001547067

DIAGNOSTIC PROCEDURE FOR FRONT BLOWER MOTOR

SYMPTOM: Front blower motor operation is malfunctioning.

1.

CHECK FRONT BLOWER MOTOR OPERATION

1.

Turn ignition switch ON.

2.

Check front blower motor operation at each fan speed.

OK or NG

OK

>> Inspection End.

NG

>> • Front blower motor does not operate at any speed, GO TO 2.

• Front blower motor does not operate at one or more of the four speeds, GO TO 10.

WJIA2259E