Nissan Qashqai J11. Manual - part 435

ECK-300

< DTC/CIRCUIT DIAGNOSIS >

[K9K]

P1481 EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Perform trouble diagnosis for power supply circuit.

4.

CHECK EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR CIRCUIT FOR OPEN AND SHORT

1.

Turn ignition switch OFF.

2.

Check exhaust electric throttle control actuator circuit for open and short.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace error-detected parts.

5.

CHECK EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR

Perform 

ECK-303, "Component Inspection (Exhaust Throttle Position Sensor)"

, 

ECK-300, "Component

Inspection (Exhaust Throttle Control Motor)"

.

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to 

GI-41, "Intermittent Incident"

.

NO

>> GO TO 6.

6.

REPLACE EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR

1.

Replace exhaust electric throttle control actuator.

2.

Perform 

ECK-137, "Work Procedure"

.

>> INSPECTION END

Component Inspection (Exhaust Throttle Control Motor)

INFOID:0000000010289927

1.

CHECK EXHAUST THROTTLE CONTROL MOTOR

1.

Disconnect exhaust electric throttle control actuator harness connector.

2.

Check the resistance between exhaust throttle control motor terminals as follows.

Is the inspection result normal?

YES

>> INSPECTION END

+

-

Voltage

Exhaust electric throttle control ac-

tuator

Connector

Terminal

F59

5

Ground

Battery voltage

+

+

Continuity

ECM

Exhaust electric throttle 

control actuator

Connector

Terminal

Connector

Terminal

F80

57

F59

1

Existed

62

2

76

3

F81

149

6

150

5

Exhaust throttle control actuator

Resistance

+

-

Terminal

5

6

2.65 - 3.25 

Ω

P1481 EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR

ECK-301

< DTC/CIRCUIT DIAGNOSIS >

[K9K]

C

D

E

F

G

H

I

J

K

L

M

A

ECK

N

P

O

NO

>> Replace exhaust electric throttle control actuator.

ECK-302

< DTC/CIRCUIT DIAGNOSIS >

[K9K]

P1482 EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR

P1482 EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR

DTC Logic

INFOID:0000000010289928

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PRECONDITIONING

If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at
least 1 minute before conducting the next test.

>> GO TO 2.

2.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn ignition switch ON and wait at least 1 second.

2.

Check DTC.

Is DTC detected?

YES

>> Proceed to 

ECK-302, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000010289929

1.

CHECK ECM HARNESS CONNECTOR CONNECTIONS

1.

Turn ignition switch OFF.

2.

Check ECM harness connector connection.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace error-detected parts.

2.

CHECK EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR HARNESS CONNECTOR CONNEC-

TIONS

Check exhaust electric throttle control actuator harness connector connection.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace error-detected parts.

3.

CHECK EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR POWER SUPPLY CIRCUIT

Check the power supply of the exhaust electric throttle control actuator.

Is the inspection result normal?

YES

>> GO TO 4.

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

Possible cause

P1482

EXHAUST AIR FLAP POSI-
TION SENSOR
(Exhaust air flap position sen-
sor)
• 1.DEF: SIGNAL INCOHER-

ENCE

• An exhaust throttle valve position sensor voltage 

is more than 4.8 V.

• An exhaust throttle valve position sensor voltage 

is less than 0.2 V.

• Harness and connectors

(Exhaust throttle valve position 
sensor circuit is open or short-
ed.)

• Exhaust throttle valve position 

sensor

+

-

Voltage

Exhaust electric throttle control ac-

tuator

Connector

Terminal

F59

5

Ground

Battery voltage

P1482 EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR

ECK-303

< DTC/CIRCUIT DIAGNOSIS >

[K9K]

C

D

E

F

G

H

I

J

K

L

M

A

ECK

N

P

O

NO

>> Perform trouble diagnosis for power supply circuit.

4.

CHECK EXHAUST THROTTLE POSITION SENSOR CIRCUIT FOR OPEN AND SHORT

1.

Turn ignition switch OFF.

2.

Check exhaust electric throttle control actuator circuit for open and short.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace error-detected parts.

5.

CHECK EXHAUST THROTTLE POSITION SENSOR

Refer to 

ECK-303, "Component Inspection (Exhaust Throttle Position Sensor)"

.

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to 

GI-41, "Intermittent Incident"

.

NO

>> GO TO 6.

6.

REPLACE EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR

1.

Replace exhaust electric throttle control actuator.

2.

Perform 

ECK-137, "Work Procedure"

.

>> INSPECTION END

Component Inspection (Exhaust Throttle Position Sensor)

INFOID:0000000010289930

1.

CHECK EXHAUST THROTTLE POSITION SENSOR

1.

Turn ignition switch ON.

2.

Check the voltage between ECM terminals as follows.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace exhaust electric throttle control actuator.

+

+

Continuity

ECM

Exhaust electric throttle 

control actuator

Connector

Terminal

Connector

Terminal

F80

76

F59

3

Existed

ECM

Voltage

+

-

Terminal

76

62

0.2 – 4.8 V