Nissan X-Trail 32. Manual - part 1015

P2263 TC SYSTEM

EC-1189

< DTC/CIRCUIT DIAGNOSIS >

[R9M]

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EC

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YES

>> Perform diagnosis of applicable. Refer to 

EC-908, "DTC Index"

.

NO

>> GO TO 2.

2.

CHECK AIR FILTER

Check that air filter is not obstructed.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace error-detected parts.

3.

CHECK INTAKE AIR DUCT

Check that intake air duct is not obstructed.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace error-detected parts.

4.

CHECK EXHAUST GAS LEAK

Check exhaust gas leak.
Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace error-detected parts.

5.

CHECK TURBOCHARGER BOOST SENSOR

Check the turbocharger boost sensor. Refer to 

EC-1002, "Component Inspection (Turbocharger Boost Sen-

sor)"

.

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Replace turbocharger boost sensor.

6.

CHECK TURBOCHARGER BOOST CONTROL SOLENOID VALVE

Check the turbocharger boost control solenoid valve. Refer to 

EC-993, "Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 7.

NO

>> Repair or replace error-detected parts.

7.

CHECK TURBOCHARGER

Check the turbocharger.

Is the inspection result normal?

YES

>> GO TO 8.

NO

>> Repair or replace error-detected parts.

8.

CHECK EGR CIRCUIT

Check the EGR circuit.

Is the inspection result normal?

YES

>> GO TO 9.

NO

>> Repair or replace error-detected parts.

9.

CHECK FUEL FLOW ACTUATOR CIRCUIT

Check fuel flow actuator circuit.

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to 

GI-44, "Intermittent Incident"

.

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Continuity

ECM

Fuel flow actuator

Connector

Terminal

Connector

Terminal

F117

43

F167

2

Existed

EC-1190

< DTC/CIRCUIT DIAGNOSIS >

[R9M]

P2263 TC SYSTEM

NO

>> Repair or replace error-detected parts.

P2264 WATER IN FUEL SENSOR

EC-1191

< DTC/CIRCUIT DIAGNOSIS >

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P2264 WATER IN FUEL SENSOR

DTC Description

INFOID:0000000010935897

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors (Detection sensor circuit is open.)
• Water in fuel level sensor
• Fuel filter

FAIL-SAFE

Not applicable

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.

Start engine.

2.

Drive the vehicle at least 15 seconds at 5 km/h (3.11 MPH) or more.

CAUTION:

Always drive the vehicle at safe speed.

3.

Check DTC.

Is DTC detected?

YES

>> Proceed to 

EC-1191, "Diagnosis Procedure"

.

NO-1

>> To check malfunction symptom before repair: Refer to 

GI-44, "Intermittent Incident"

.

NO-1

>> Confirmation after repair: INSPECTION END

Diagnosis Procedure

INFOID:0000000010935898

1.

PERFORM DIESEL FUEL FILTER WATER DRAINING

Perform diesel fuel filter water draining. Refer to 

FL-38, "Draining Water from Fuel Filter"

.

Water has been detected in the fuel filter?

YES

>> GO TO 2.

NO

>> GO TO 3.

2.

CHECK FUEL CONFORMITY

Check fuel conformity.

Is fuel normal?

YES

>> Replace fuel filter.

NO

>> Drain the fuel circuit and replace the fuel filter.

3.

CHECK HARNESS CONNECTOR CONNECTIONS

Check fuel heater and water level sensor harness connector connections.
Is the inspection result normal?

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

P2264

WATER IN DIESEL DETECTOR
(Water in fuel sensor circuit)
• 1.DEF: OPEN CIRCUIT ON THE LINE 

OR PRESENCE OF WATER IN THE 
DIESEL

• A signal from the detection sensor is sent to ECM
• ECM detects detection sensor circuit is open circuit.

EC-1192

< DTC/CIRCUIT DIAGNOSIS >

[R9M]

P2264 WATER IN FUEL SENSOR

YES

>> GO TO 4.

NO

>> Repair or replace error-detected parts.

4.

CHECK WATER LEVEL SENSOR POWER SUPPLY AND GROUND CIRCUIT

Check water level sensor power supply and ground circuit for open and short.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace error-detected parts.

5.

CHECK WATER LEVEL SENSOR CIRCUIT

Check water level sensor circuit for open and short.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Repair or replace error-detected parts.

+

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Voltage

Fuel heater and water in fuel level 

sensor

Connector

Terminal

F190

2

Ground

Battery voltage

5

+

-

Continuity

ECM

Fuel heater and water level 

sensor

Connector

Terminal

Connector

Terminal

E79

9

F190

1

Existed

+

-

Continuity

Fuel heater and water level sensor

Connector

Terminal

F190

3

Ground

Existed

4