Nissan March K13. Manual - part 253

P2138 APP SENSOR

EC-473

< DTC/CIRCUIT DIAGNOSIS >

[HR12DE (TYPE 2)]

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3.

CHECK APP SENSOR 2 POWER SUPPLY CIRCUIT-I

Check the voltage between APP sensor harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 7.

NO

>> GO TO 4.

4.

CHECK APP SENSOR 2 POWER SUPPLY CIRCUIT-II

1.

Turn ignition switch OFF.

2.

Disconnect ECM harness connector.

3.

Check the continuity between APP sensor harness connector and ECM harness connector.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair open circuit or short to ground or shot to power in harness or connectors.

5.

CHECK SENSOR POWER SUPPLY CIRCUIT

Check harness for short to power and short to ground, between the following terminals.

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Repair short to ground or short to power in harness or connectors.

6.

CHECK COMPONENTS

Check the following.
• Crankshaft position sensor (POS) (Refer to 

EC-428, "Component Inspection"

.)

• Refrigerant pressure sensor (Refer to 

EC-297, "Diagnosis Procedure"

.)

Is the inspection result normal?

YES

>> GO TO 9.

NO

>> Replace malfunctioning component.

7.

CHECK APP SENSOR GROUND CIRCUIT FOR OPEN AND SHORT

1.

Turn ignition switch OFF.

2.

Disconnect ECM harness connector.

3.

Check the continuity between APP sensor harness connector and ECM harness connector as follows.

4.

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

APP sensor

Ground

Voltage

Connector

Terminal

M206

5

Ground

Approx. 5 V

APP sensor

ECM

Continuity

Connector

Terminal

Connector

Terminal

M206

5

E16

102

Existed

ECM

Sensor

Connector

Terminal

Item

Connector

Terminal

F8

74

Refrigerant pressure sensor

E49

3

75

CKP sensor (POS)

F20

1

E16

102

APP sensor

M206

5

APP sensor

ECM

Continuity

Connector

Terminal

Connector

Terminal

M206

1

E16

104

Existed

2

111

EC-474

< DTC/CIRCUIT DIAGNOSIS >

[HR12DE (TYPE 2)]

P2138 APP SENSOR

Is the inspection result normal?

YES

>> GO TO 8.

NO

>> Repair open circuit or short to ground or shot to power in harness or connectors.

8.

CHECK APP SENSOR INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT

1.

Check the continuity between APP sensor harness connector and ECM harness connector as follows.

2.

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

Is the inspection result normal?

YES

>> GO TO 9.

NO

>> Repair open circuit or short to ground or shot to power in harness or connectors.

9.

CHECK APP SENSOR

Refer to 

EC-474, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 11.

NO

>> GO TO 10.

10.

REPLACE ACCELERATOR PEDAL ASSEMBLY

1.

Replace accelerator pedal assembly.

2.

Perform 

EC-475, "Special Repair Requirement"

.

>> INSPECTION END

11.

CHECK INTERMITTENT INCIDENT

Refer to 

XX-XX, "*****"

.

>> INSPECTION END

Component Inspection

INFOID:0000000006037399

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 and ground.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace accelerator pedal assembly. Refer to 

ACC-3, "Exploded View"

.

APP sensor

ECM

Continuity

Connector

Terminal

Connector

Terminal

M206

3

E16

110

Existed

6

103

ECM

Condition

Voltage

Connector

+

−

Terminal

Terminal

E16

110

(APP sensor 1 signal)

111

Accelerator 
pedal

Fully released

0.6 - 0.9 V

Fully depressed

3.9 - 4.7 V

103

(APP sensor 2 signal)

104

Fully released

0.3 - 0.6 V

Fully depressed

1.95 - 2.4 V

P2138 APP SENSOR

EC-475

< DTC/CIRCUIT DIAGNOSIS >

[HR12DE (TYPE 2)]

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Special Repair Requirement

INFOID:0000000006037400

1.

PERFORM ACCELERATOR PEDAL RELEASED POSITION LEARNING

Refer to 

EC-104, "Work Procedure"

.

>> GO TO 2.

2.

PERFORM THROTTLE VALVE CLOSED POSITION LEARNING

Refer to 

EC-105, "Work Procedure"

.

>> GO TO 3.

3.

PERFORM IDLE AIR VOLUME LEARNING

Refer to 

EC-106, "Work Procedure"

.

>> END

EC-476

< DTC/CIRCUIT DIAGNOSIS >

[HR12DE (TYPE 2)]

COOLING FAN

COOLING FAN

Component Function Check

INFOID:0000000006037456

1.

CHECK COOLING FAN FUNCTION

With CONSULT-III

1.

Turn ignition switch ON.

2.

Perform “COOLING FAN” in “ACTIVE TEST” mode with CONSULT-III.

3.

Touch “LOW” and “HI” on the CONSULT-III screen.

4.

Check that cooling fan operates.

NOTE:
The cooling fan operates at high speeds even when “LOW” is selected in CONSULT-III “ACTIVE TEST”.

Without CONSULT-III

1.

Perform IPDM E/R auto active test and check cooling fan motor operation. Refer to 

XX-XX, "*****"

 (WITH

I-KEY) or 

XX-XX, "*****"

 (WITHOUT I-KEY).

2.

Check that cooling fan operates.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Refer to 

EC-476, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000006037457

1.

CHECK GROUND CONNECTION

1.

Turn ignition switch OFF.

2.

Check ground connection E38. Refer to Ground Inspection in 

XX-XX, "*****"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace ground connection.

2.

CHECK COOLING FAN MOTOR CIRCUIT

1.

Disconnect cooling fan motor harness connector.

2.

Check the continuity between IPDM E/R harness connector and cooling fan motor harness connector.

3.

Check the continuity between cooling fan motor harness connector and ground.

4.

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

YES or NO

YES

>> GO TO 4.

NO

>> GO TO 3.

3.

DETECT MALFUNCTIONING PART

Check the following.
• Harness for open or short between cooling fan motor and IPDM E/R
• Harness for open or short between cooling fan motor and ground

IPDM E/R

Cooling fan motor

Continuity

Connector

Terminal

Connector

Terminal

E10

5

E62

1

Existed

7

2

E11

10

3

Cooling fan motor

Ground

Continuity

Connector

Terminal

E62

4

Ground

Existed