Nissan Qashqai J11. Manual - part 552

EC9-364

< DTC/CIRCUIT DIAGNOSIS >

[R9M]

P2119 ELECTRIC THROTTLE CONTROL FUNCTION

P2119 ELECTRIC THROTTLE CONTROL FUNCTION

DTC Logic

INFOID:0000000010309383

DTC DETECTION LOGIC

Diagnosis Procedure

INFOID:0000000010309384

1.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-41, "Intermittent Incident"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace.

2.

REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR

1.

Replace electric throttle control actuator.

2.

Perform 

EC9-149, "Work Procedure"

.

>> INSPECTION END

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

Possible cause

P2119

AIR INLET FLAP
(Throttle actuator control throt-
tle body range/performance)
• 1.DEF: OFFSET IMPLAUSI-

BLE

ECM detects abnormally closed position of 
throttle control valve.

• Harness or connectors

(Throttle control motor circuit is open 
or shorted)

• Electric throttle control actuator

P2120 APP SENSOR

EC9-365

< DTC/CIRCUIT DIAGNOSIS >

[R9M]

C

D

E

F

G

H

I

J

K

L

M

A

EC9

N

P

O

P2120 APP SENSOR

DTC Logic

INFOID:0000000010309385

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 

EC9-365, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000010309386

1.

CHECK ACCELERATOR PEDAL POSITION (APP) SENSOR POWER SUPPLY

Check the power supply of the APP sensor.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK APP SENSOR POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Check APP sensor circuit for open and short.

Is the inspection result normal?

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

Possible cause

P2120

PEDAL POTENTIOMETER CIR-
CUIT TRACK 2
(Throttle/pedal position sensor/
switch “D” circuit)
• 1.DEF: VOLTAGE TOO LOW
• 2.DEF: VOLTAGE TOO HIGH

• An excessively low voltage from the accel-

erator pedal position (APP) sensor 2 is sent 
to ECM.

• An excessively high voltage from the accel-

erator pedal position (APP) sensor 2 is sent 
to ECM.

• Harness or connectors

(APP sensor 2 circuit is open or 
shorted.)

• APP sensor 2

+

-

Voltage

(Approx.)

APP sensor

Connector

Terminal

E20

4

Ground

5.0 V

5

+

-

Continuity

ECM

APP sensor

Connector

Terminal

Connector

Terminal

E58

23

E20

5

Existed

27

4

EC9-366

< DTC/CIRCUIT DIAGNOSIS >

[R9M]

P2120 APP SENSOR

YES

>> Check ECM power supply circuit. Refer to 

EC9-163, "ECM : Diagnosis Procedure"

.

NO

>> Repair or replace error-detected parts.

3.

CHECK APP CIRCUIT

1.

Turn ignition switch OFF.

2.

Check APP sensor circuit for open and short.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace error-detected parts.

4.

CHECK APP SENSOR 

Refer to 

EC9-366, "Component Inspection (Accelerator Pedal Position Sensor)"

.

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to 

GI-41, "Intermittent Incident"

.

NO

>> Replace error-detected parts.

Component Inspection (Accelerator Pedal Position Sensor)

INFOID:0000000010309387

1.

CHECK ACCELERATOR PEDAL POSITION SENSOR

1.

Reconnect all harness connectors disconnected.

2.

Turn ignition switch ON.

3.

Check the voltage between ECM harness connector terminals as follows.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace accelerator pedal assembly.

+

-

Continuity

ECM

APP sensor

Connector

Terminal

Connector

Terminal

E58

21

E20

1

Existed

22

6

30

2

31

3

ECM

Condition

Voltage

Connector

+

-

Terminal

E58

31

30

Accelerator pedal

Fully released

0.6 - 0.9 V

Fully depressed

3.9 - 4.7 V

22

21

Fully released

0.3 - 0.6 V

Fully depressed

1.95 - 2.4 V

P2226 BARO SENSOR

EC9-367

< DTC/CIRCUIT DIAGNOSIS >

[R9M]

C

D

E

F

G

H

I

J

K

L

M

A

EC9

N

P

O

P2226 BARO SENSOR

DTC Logic

INFOID:0000000010309388

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.

2.

Check DTC.

Is DTC detected?

YES

>> Proceed to 

EC9-367, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000010309389

1.

CHECK ECM AIR INLET VISUALLY

Check if foreign matter is blocking the air inlet for ECM.
Is the inspection result normal?

YES

>> Replace ECM. Refer to 

EC9-405, "Removal and Installation"

.

NO

>> Remove foreign matter.

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

Possible cause

P2226

ATMOS PRESS SEN
(Barometric pressure sensor 
“A” circuit)
• 1.DEF: VOLTAGE TOO 

HIGH

• 2.DEF: VOLTAGE TOO 

LOW

• 3.DEF: IMPROPER SIG-

NAL SHAPE

• An excessively low voltage from the atmo-

spheric pressure sensor (built-into ECM) is 
sent to ECM. 

• An excessively high voltage from the atmo-

spheric pressure sensor (built-into ECM) is 
sent to ECM. 

ECM