Nissan Rogue. Manual - part 787

HAC-170

< DTC/CIRCUIT DIAGNOSIS >

[MANUAL AIR CONDITIONING]

FRONT BLOWER MOTOR

Is the inspection result normal?

YES

>> Replace variable blower control. Refer to 

HAC-188, "Removal and Installation"

.

NO

>> GO TO 8.

8.

CHECK VARIABLE BLOWER CONTROL SIGNAL CIRCUIT FOR OPEN

1. Turn ignition switch OFF.

2. Disconnect variable blower control connector and front air control connector.

3. Check continuity between variable blower control harness connector and front air control harness connec-

tor. 

Is the inspection result normal?

YES

>> GO TO 9.

NO

>> Repair harness or connector.

9.

CHECK VARIABLE BLOWER CONTROL SIGNAL CIRCUIT FOR SHORT

Power transistor

Condition

Connector

Terminal

Blower 

control dial 

detents

VENT

B/L

D/F1

D/F2

DEF

Voltage

M146

2

Ground

OFF

0.00 volts

0.00 volts

0.00 volts

0.00 volts

0.00 volts

1

4.00 volts

4.00 volts

4.00 volts

4.00 volts

4.00 volts

2

4.75 volts

4.75 volts

4.75 volts

4.75 volts

4.75 volts

3

5.00 volts

5.00 volts

5.25 volts

5.25 volts

5.25 volts

4

5.50 volts

5.50 volts

5.50 volts

5.50 volts

5.50 volts

5

5.75 volts

5.75 volts

6.00 volts

6.00 volts

6.00 volts

6

6.25 volts

6.25 volts

6.25 volts

6.25 volts

6.25 volts

7

6.50 volts

6.50 volts

6.75 volts

6.75 volts

6.75 volts

8

6.75 volts

6.75 volts

7.00 volts

7.00 volts

7.00 volts

9

7.25 volts

7.25 volts

7.50 volts

7.50 volts

7.50 volts

10

7.50 volts

7.50 volts

7.75 volts

7.75 volts

7.75 volts

11

8.00 volts

8.00 volts

8.25 volts

8.25 volts

8.25 volts

12

8.25 volts

8.25 volts

8.50 volts

8.50 volts

8.50 volts

13

8.50 volts

8.50 volts

9.00 volts

9.00 volts

9.00 volts

14

9.00 volts

9.00 volts

9.25 volts

9.25 volts

9.25 volts

15

9.25 volts

9.25 volts

9.75 volts

9.75 volts

9.75 volts

16

9.75 volts

9.75 volts

10.00 volts

10.00 volts

10.00 volts

17

10.00 volts

10.00 volts

10.50 volts

10.50 volts

10.50 volts

18

10.50 volts

10.50 volts

10.75 volts

10.75 volts

10.75 volts

19

10.75 volts

10.75 volts

11.25 volts

11.25 volts

11.25 volts

20

11.00 volts

11.00 volts

11.50 volts

11.50 volts

11.50 volts

21

11.50 volts

11.50 volts

12.00 volts

12.00 volts

12.00 volts

22

11.75 volts

11.75 volts

12.25 volts

12.25 volts

12.25 volts

23

12.25 volts

12.25 volts

12.75 volts

12.75 volts

12.75 volts

24

12.50 volts

12.50 volts

13.00 volts

13.00 volts

13.00 volts

12 = Max blower voltage

Variable blower control

Front air control

Continuity

Connector

Terminal

Connector

Terminal

M146

2

M50

1

Yes

FRONT BLOWER MOTOR

HAC-171

< DTC/CIRCUIT DIAGNOSIS >

[MANUAL AIR CONDITIONING]

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Check continuity between variable blower control harness connector and ground. 

Is the inspection result normal?

YES

>> Replace front air control. Refer to 

HAC-182, "Removal and Installation"

.

NO

>> Repair harness or connector.

Component Inspection (Front Blower Motor)

INFOID:0000000011276707

1.

CHECK FRONT BLOWER MOTOR

1. Connect battery voltage to terminal 1 of front blower motor.

2. Connect ground to terminal 2 of front blower motor.
Does the blower fan operate?

YES

>> Intermittent incident. Refer to 

GI-44, "Intermittent Incident"

.

NO

>> Replace front blower motor. Refer to 

VTL-16, "Removal and Installation"

.

Component Inspection (Front Blower Relay)

INFOID:0000000011276708

1.

CHECK FRONT BLOWER RELAY

1. Turn ignition switch OFF. 

2. Remove front blower relay. 

3. Check continuity between front blower relay terminals 3 and 5

when voltage is supplied between terminals 1 and 2. 

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Replace front blower relay.

Variable blower control

—

Continuity

Connector

Terminal

M146

2

Ground

No

Terminals

Voltage

Continuity

3

5

ON

Yes

OFF

No

JSIIA1551ZZ

HAC-172

< DTC/CIRCUIT DIAGNOSIS >

[MANUAL AIR CONDITIONING]

MAGNET CLUTCH

MAGNET CLUTCH

Component Function Check

INFOID:0000000011276709

1.

CHECK MAGNET CLUTCH OPERATION

Perform “COMPRESSOR” in “Active Test” of “IPDM E/R”. Refer to 

HAC-129, "CONSULT Function (IPDM E/

R)"

.

Does it operate normally?

YES

>> Inspection End.

NO

>> Refer to 

HAC-172, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000011276710

Regarding Wiring Diagram information, refer to 

HAC-137, "Wiring Diagram"

.

1.

CHECK FUSE

1. Turn ignition switch OFF.

2. Check 15A fuse (No. 40, located in IPDM E/R). 

NOTE:

Refer to 

PG-68, "IPDM E/R Terminal Arrangement"

. 

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Replace the blown fuse after repairing the affected circuit.

2.

CHECK MAGNET CLUTCH POWER SUPPLY CIRCUIT

1. Disconnect A/C compressor connector and IPDM E/R connector.

2. Check continuity between A/C compressor harness connector and IPDM E/R harness connector. 

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair harness or connector. 

3.

CHECK MAGNET CLUTCH GROUND CIRCUIT

1. Disconnect A/C compressor connector.

2. Check continuity between A/C compressor harness connector and ground. 

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair harness or connector. 

4.

CHECK MAGNET CLUTCH

Directly apply battery voltage to the magnet clutch. Check operation visually and by sound. 
Does it operate normally?

YES

>> Replace IPDM E/R. Refer to 

PCS-40, "Removal and Installation"

.

NO

>> Replace magnet clutch. Refer to 

HA-29, "Removal and Installation"

.

A/C compressor

IPDM E/R

Continuity

Connector

Terminal

Connector

Terminal

F27

1

F35

65

Yes

A/C compressor

Continuity

Connector

Terminal

F27

2

Ground

Yes

ECV (ELECTRICAL CONTROL VALVE)

HAC-173

< DTC/CIRCUIT DIAGNOSIS >

[MANUAL AIR CONDITIONING]

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ECV (ELECTRICAL CONTROL VALVE)

Diagnosis Procedure

INFOID:0000000011276711

Regarding Wiring Diagram information, refer to 

HAC-137, "Wiring Diagram"

.

1.

CHECK ECV (ELECTRICAL CONTROL VALVE) POWER SUPPLY

1. Turn ignition switch OFF.

2. Disconnect A/C compressor connector.

3. Turn ignition switch ON.

4. Check voltage between A/C compressor harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK FUSE

1. Turn ignition switch OFF.

2. Check 10A fuse [No. 50, located in IPDM E/R]. Refer to 

PG-68, "IPDM E/R Terminal Arrangement"

.

Is the inspection result normal?

YES

>> Repair harness or connector.

NO

>> Replace the blown fuse after repairing the affected circuit.

3.

CHECK ECV CONTROL SIGNAL CIRCUIT FOR OPEN

1. Turn ignition switch OFF.

2. Disconnect IPDM E/R connector.

3. Check continuity between A/C compressor harness connector and IPDM E/R harness connector.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair harness or connector.

4.

CHECK ECV CONTROL SIGNAL CIRCUIT FOR SHORT

Check continuity between A/C compressor harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair harness or connector.

5.

CHECK ECV

Check ECV. Refer to 

HAC-174, "Component Inspection"

.

+

−

Voltage

(Approx.)

A/C compressor

Connector

Terminal

F15

3

Ground

Battery voltage

A/C compressor

IPDM E/R

Continuity

Connector

Terminal

Connector

Terminal

F15

4

F42

98

Yes

A/C compressor

—

Continuity

Connector

Terminal

F15

4

Ground

No