Nissan Qashqai J11. Manual - part 1163

 

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Nissan Qashqai J11. Manual - part 1163

 

 

HAC-288

< DTC/CIRCUIT DIAGNOSIS >

[MANUAL HEATER ]

BLOWER MOTOR

Is the inspection result normal?

YES

>> GO TO 10.

NO

>> Repair harness or connector.

Component Inspection (Blower Motor)

INFOID:0000000010499423

1.

CHECK BLOWER MOTOR-I

1.

Remove blower motor. Refer to 

VTL-17, "Removal and Installation"

.

2.

Check that there is not any mixing foreign object in the blower motor. 

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Replace blower motor. Refer to 

VTL-17, "Removal and Installation"

.

2.

CHECK BLOWER MOTOR-II

Check that there is not breakage or damage in the blower motor. 

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Replace blower motor. Refer to 

VTL-17, "Removal and Installation"

.

3.

CHECK BLOWER MOTOR-III

Check that blower motor turns smoothly. 

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace blower motor. Refer to 

VTL-17, "Removal and Installation"

.

Component Inspection (Blower Relay)

INFOID:0000000010499424

1.

CHECK BLOWER RELAY

1.

Remove blower relay. Refer to 

PG-104, "Fuse, Connector and Terminal Arrangement"

2.

Check continuity between blower relay terminal 3 and 5 when
the voltage is supplied between terminal 1 and 2. 

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace blower relay.

Component Inspection (Fan Control Amp.)

INFOID:0000000010521152

1.

CHECK FAN CONTROL AMP.

1.

Remove fan control amp. Refer to 

HAC-298, "Removal and Installation"

2.

Check continuity between fan control amp. terminals.

Fan control amp.

Voltage

Connector

Terminal

M181

2

Ground

0 V

Terminal

Voltage

Continuity

3

5

ON

Existed

OFF

Not existed

JSIIA1551ZZ

+

Continuity

Terminal

Terminal

1

3

Existed

3

1

Not existed

BLOWER MOTOR

HAC-289

< DTC/CIRCUIT DIAGNOSIS >

[MANUAL HEATER ]

C

D

E

F

G

H

J

K

L

M

A

B

HAC

N

O

P

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace fan control amp. Refer to 

HAC-298, "Removal and Installation"

.

HAC-290

< DTC/CIRCUIT DIAGNOSIS >

[MANUAL HEATER ]

PTC HEATER

PTC HEATER

Component Function Check

INFOID:0000000010499429

1.

CHECK PTC HEATER OPERATION

1.

Start the engine.

2.

Operate blower motor.

3.

Operate temperature control dial to full hot position.

4.

Check for warm air at discharge air outlet.
NOTE:
• Engine must be cold.
• Battery must be charged.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Refer to 

HAC-290, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000010499430

1.

CHECK FUSE AND FUSIBLE LINK

1.

Turn ignition switch OFF.

2.

Check 30 A fuses (Nos. 35, 36 and 40).

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Replace the blown fuse or fusible link after repairing the affected circuit if a fuse is blown. 

2.

CHECK PTC RELAY POWER SUPPLY

1.

Disconnect PTC relay connector.

2.

Turn ignition switch ON.

3.

Check voltage between PTC relay harness connector and ground. 

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair harness or connector between PTC relay and fuse.

3.

CHECK PTC RELAY CONTROL SIGNAL CIRCUIT FOR OPEN

1.

Disconnect BCM connector. 

2.

Check continuity between PTC relay harness connector and BCM harness connector. 

Is the inspection result normal?

Relay

+

Voltage

PTC relay

Connector

Terminal

1

E27

2

Ground

Battery voltage

3

2

E28

2

3

3

E29

2

3

PTC relay

BCM

Continuity

Relay

Connector

Terminal

Connector

Terminal

1

E27

1

E60

172

Existed

2

E28

173

3

E29

170

PTC HEATER

HAC-291

< DTC/CIRCUIT DIAGNOSIS >

[MANUAL HEATER ]

C

D

E

F

G

H

J

K

L

M

A

B

HAC

N

O

P

YES

>> GO TO 4.

NO

>> Repair harness or connector.

4.

CHECK PTC HEATER POWER SUPPLY CIRCUIT FOR OPEN

Check continuity between PTC relay harness connector and PTC heater harness connector. 

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair harness or connector.

5.

CHECK PTC HEATER GROUND CIRCUIT FOR OPEN

Check continuity between PTC heater harness connector and ground. 

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Repair harness or connector.

6.

CHECK PTC RELAY

Check PTC relay. Refer to 

HAC-291, "Component Inspection (PTC Relay)"

.

Is the inspection result normal?

YES

>> GO TO 7.

NO

>> Replace malfunctioning PTC relay.

7.

CHECK PTC HEATER

Check PTC heater. Refer to 

HAC-292, "Component Inspection (PTC Heater)"

.

Is the inspection result normal?

YES

>> Replace BCM. Refer to 

BCS-135, "Removal and Installation"

.

NO

>> Replace PTC heater. Refer to 

HAC-297, "Removal and Installation"

.

Component Inspection (PTC Relay)

INFOID:0000000010499431

1.

CHECK PTC RELAY

1.

Remove PTC relay.

2.

Check continuity between PTC relay terminals 3 and 5 when the
voltage is supplied between terminals 1 and 2.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace malfunctioning PTC relay.

PTC relay

PTC heater

Continuity

Relay

Connector

Terminal

Connector

Terminal

1

E27

5

E140

1

Existed

2

E28

3

3

E29

5

PTC heater

Continuity

Connector

Terminal

E140

2

Ground

Existed

4

Terminal

Voltage

Continuity

3

5

ON

Existed

OFF

Not existed

JSIIA1551ZZ

 

 

 

 

 

 

 

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