Nissan Tiida C11. Manual - part 891

HAC-228

< COMPONENT DIAGNOSIS >

[AUTO AIR CONDITIONER (W/NAVI)]

INTAKE DOOR MOTOR

INTAKE DOOR MOTOR

System Description

INFOID:0000000001547333

SYSTEM DESCRIPTION

Component Parts

Intake door control system components are:

• Front air control
• Intake door motor
• In-vehicle sensor
• Ambient sensor
• Sunload sensor
• Intake sensor
• ECM

System Operation

The intake door control determines intake door position based on the ambient temperature, the intake air tem-
perature and the in-vehicle temperature. When the DEF, or OFF switches are pushed, the front air control sets
the intake door at the FRESH position.

Intake Door Control Specification

COMPONENT DESCRIPTION

Intake Door Motor

AWIIA0340GB

AWIIA0338ZZ

INTAKE DOOR MOTOR

HAC-229

< COMPONENT DIAGNOSIS >

[AUTO AIR CONDITIONER (W/NAVI)]

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The intake door motor is attached to the A/C unit assembly. It rotates
so that air is drawn from inlets set by the front air control Motor rota-
tion is conveyed to a lever which activates the intake door.

Intake Door Motor Component Function Check

INFOID:0000000001547334

INSPECTION FLOW

1.

CONFIRM SYMPTOM BY PERFORMING OPERATIONAL CHECK - REC (

)

1.

Turn mode control dial to vent mode(

).

2.

Press REC (

) switch. The REC (

)indicator should illuminate.

3.

Press REC (

) switch again. The REC (

) indicator should go out.

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-202, "Operational Check"

.

Can a symptom be duplicated?

YES

>> Refer to 

HAC-201, "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.

PERFORM SELF-DIAGNOSIS.

Set in Self-diagnostic mode. Refer to 

HAC-213, "Front Air Control Self-Diagnosis"

.

Are any self-diagnosis codes present?

YES

>> Repair as necessary.

NO

>> GO TO 5.

5.

 CHECK AMBIENT SENSOR CIRCUIT

Perform diagnostic procedure for the ambient sensor circuit. Refer to 

HAC-244, "Ambient Sensor Diagnosis

Procedure"

.

YES or NO

YES

>> GO TO 7

NO

>> Repair as necessary.

6.

 CHECK IN-VEHICLE SENSOR CIRCUIT

Perform diagnostic procedure for the in-vehicle sensor circuit. Refer to XXXX IN-VEHICLE SENS DIAG.

YES or NO

YES

>> GO TO 8

NO

>> Repair as necessary.

7.

 CHECK SUNLOAD SENSOR CIRCUIT

SJIA0814E

HAC-230

< COMPONENT DIAGNOSIS >

[AUTO AIR CONDITIONER (W/NAVI)]

INTAKE DOOR MOTOR

Perform diagnostic procedure for the sunload sensor circuit. Refer to 

HAC-250, "Sunload Sensor Diagnosis

Procedure"

.

YES or NO

YES

>> GO TO 9

NO

>> Repair as necessary.

8.

 CHECK INTAKE SENSOR CIRCUIT

Perform diagnostic procedure for the intake sensor circuit. Refer to 

HAC-253, "Intake Sensor Diagnosis Pro-

cedure"

.

YES or NO

YES

>> GO TO 10

NO

>> Repair as necessary.

9.

 CHECK AIR MIX DOOR MOTOR PBR CIRCUIT

Perform diagnostic procedure for the air mix door motor PBR circuit. Refer to 

HAC-226, "Air Mix Door Motor

Diagnosis Procedure"

.

YES or NO

YES

>> GO TO 11

NO

>> Repair as necessary.

10.

 RECHECK FOR SYMPTOMS 

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

Does another symptom exist?

YES

>> Repair as necessary.

NO

>> Replace front air control. Refer to XXXX.

Intake Door Motor Diagnosis Procedure

INFOID:0000000001547335

SYMPTOM:

• Intake door does not change.
• Intake door motor does not operate normally.

DIAGNOSTIC PROCEDURE FOR INTAKE DOOR MOTOR

1.

CHECK POWER SUPPLY FOR INTAKE DOOR MOTOR 

1.

Turn ignition switch ON.

2.

Check voltage between intake door motor harness connector.

OK or NG

OK

>> Replace intake door motor.

NG

>> GO TO 2.

2.

CHECK CIRCUIT CONTINUITY BETWEEN FRONT AIR CONTROL AND INTAKE DOOR MOTOR 

Terminals

Condition

Voltage

(Approx.)

Connector

Terminal

 (+)

 (

−

)

Intake door motor: M89

5 6 

FRE 

→

 REC

12V

6 5 

REC 

→

 FRE

SJIA0957E

INTAKE DOOR MOTOR

HAC-231

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[AUTO AIR CONDITIONER (W/NAVI)]

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1.

Turn ignition switch OFF.

2.

Disconnect front air control harness connector.

3.

Disconnect intake door motor harness connector.

4.

Check continuity between front air control harness connector (A)
and intake door motor harness connector (B).

OK or NG

OK

>> Replace front air control. Refer to XXXX

NG

>> Repair harness or connector.

A

B

Continuity

Connector

Terminal

Connector

Terminal

Front air control: 

M85

31

Intake door motor: 
M68

5

Yes

32

6

SJIA0959E