Nissan Qashqai J11. Manual - part 247

ECH-286

< DTC/CIRCUIT DIAGNOSIS >

[HRA2DDT]

P2119 ELECTRIC THROTTLE CONTROL FUNCTION

5.

CHECK ELECTRIC THROTTLE CONTROL ACTUATOR MOVING CONDITION

Check electric throttle control actuator moving condition.
Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Repair or replace error-detected parts.

6.

PERFORM THROTTLE VALVE CLOSED POSITION LEARNING

Perform throttle valve closed position learning for two times. Refer to 

ECH-105, "Work Procedure"

.

>> GO TO 7.

7.

CHECK THROTTLE POSITION SENSOR INPUT SIGNAL

1.

Turn ignition switch ON and select “DATA MONITOR” mode of “ENGINE” with CONSULT.

2.

Select “THL POS TK 1” and “THL POS TK 2”.

3.

Start engine and warm it up to normal operating temperature.

4.

Drive and accelerate vehicle.

CAUTION:

Always drive vehicle at a safe speed.

5.

Check the indication.

Is the indication fluctuation normal?

YES

>> GO TO 8.

NO

>> GO TO 9.

8.

CHECK ELECTRIC THROTTLE CONTROL ACTUATOR CIRCUIT

1.

Disconnect electric throttle control actuator and ECM harness connector.

2.

Check the continuity between electric throttle control actuator harness connector and ECM harness con-
nector.

3.

Also check harness for short to ground and short to power. 

Is the inspection result normal?

YES

>> GO TO 9.

NO

>> Repair or replace error-detected parts.

9.

CHECK ELECTRIC THROTTLE CONTROL ACTUATOR 

Refer to 

ECH-284, "Component Inspection (Throttle Control Motor)"

.

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to 

GI-41, "Intermittent Incident"

.

NO

>> Replace electric throttle control actuator.

Component Inspection (Throttle Control Motor)

INFOID:0000000010379167

1.

CHECK THROTTLE CONTROL MOTOR

1.

Reconnect all harness connectors disconnected.

2.

Check resistance between electric throttle control actuator harness connectors terminals under the follow-
ing conditions.

Electric throttle control actu-

ator

ECM

Continuity

Connector

Terminal

Connector

Terminal

F46

1

F18

132

Existed

2

136

3

F17

90

4

82

5

65

6

87

P2119 ELECTRIC THROTTLE CONTROL FUNCTION

ECH-287

< DTC/CIRCUIT DIAGNOSIS >

[HRA2DDT]

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Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace electric throttle control actuator.

Terminal

Resistance

1 and 2

Approx. 1 - 1.5 

Ω

ECH-288

< DTC/CIRCUIT DIAGNOSIS >

[HRA2DDT]

P2120 APP SENSOR

P2120 APP SENSOR

DTC Logic

INFOID:0000000010379168

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PRECONDITIONING

Turn ignition switch OFF and wait at least 12 minutes.

>> 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 

ECH-288, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000010379169

1.

CHECK GROUND CONNECTIONS

1.

Turn ignition switch OFF.

2.

 Check ground connection E4.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace ground connection.

2.

CHECK ACCELERATOR PEDAL POSITION SENSOR POWER SUPPLY CIRCUIT-1

1.

Disconnect accelerator pedal position sensor harness connector.

2.

Turn ignition switch ON.

3.

Check the voltage between accelerator pedal position sensor connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 6.

3.

CHECK ACCELERATOR PEDAL POSITION SENSOR GROUND CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect accelerator pedal position sensor.

3.

Check the continuity between accelerator pedal position sensor harness connector and ECM harness
connector.

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

Possible cause

P2120

THROTTLE/PEDAL POSI 
SEN/SW D
(Throttle/pedal position sen-
sor/switch “D” circuit)

Signal voltage from the APP sensor 2 re-
mains at more than 0.7 V / less than 0.05 V 
for 0.25 seconds or more. And then ECM 
does not detect DTC P0641.

• Harness or connectors

(APP sensor 2 circuit is open or shorted.)

• Accelerator pedal position sensor 2
• Accelerator pedal

Accelerator pedal position sensor

Ground

Voltage

Sensor

Connector

Terminal

1

E20

4

Ground

Approx. 5V

2

E20

5

Ground

Approx. 5V

P2120 APP SENSOR

ECH-289

< DTC/CIRCUIT DIAGNOSIS >

[HRA2DDT]

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4.

Also check harness for short to ground and short to power. 

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace error-detected parts.

4.

CHECK ACCELERATOR PEDAL POSITION SENSOR INPUT SIGNAL CIRCUIT

1.

Check the continuity between accelerator pedal position sensor harness connector and ECM harness
connector.

2.

Also check harness for short to ground and short to power. 

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace error-detected parts.

5.

CHECK ACCELERATOR PEDAL POSITION SENSOR 

Refer to 

ECH-289, "Component Inspection"

.

Is the inspection result normal?

YES

>> Perform intermittent incident. Refer to 

GI-41, "Intermittent Incident"

.

NO

>> Replace accelerator pedal.

6.

CHECK ACCELERATOR PEDAL POSITION SENSOR POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect ECM harness connector.

3.

Check the continuity between accelerator pedal position sensor harness connector and ECM harness
connector.

4.

Also check harness for short to ground and short to power. 

Is the inspection result normal?

YES

>> Perform the trouble diagnosis for power supply circuit.

NO

>> Repair or replace error-detected parts.

Component Inspection

INFOID:0000000010379170

1.

CHECK ACCELERATOR PEDAL POSITION SENSOR

1.

Reconnect all harness connectors disconnected.

2.

Turn ignition switch ON.

3.

Check the voltage ECM harness connector terminals under the following conditions.

Accelerator pedal position sensor

ECM

Continuity

Sensor

Connector

Terminal

Connector

Terminal

1

E20

2

E9

30

Existed

2

E20

1

E9

21

Existed

Accelerator pedal position sensor

ECM

Continuity

Sensor

Connector

Terminal

Connector

Terminal

1

E20

3

E9

31

Existed

2

E20

6

E9

22

Existed

Accelerator pedal position sensor

ECM

Continuity

Sensor

Connector

Terminal

Connector

Terminal

1

E20

4

E9

27

Existed

2

E20

5

E9

23

Existed