Nissan X-Trail 32. Manual - part 1011

P2002 DIESEL PARTICULATE FILTER

EC-1173

< DTC/CIRCUIT DIAGNOSIS >

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3.

CHECK INTAKE AIR SYSTEM

Check the intake air system for leakage.
Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace error-detected parts and then GO TO 4.

4.

PERFORM SELF-DIAGNOSIS

Perform “Self-diagnostic results” of “ENGINE” using CONSULT.

Is any DTC detected?

YES

>> Replace diesel particulate filter.

NO

>> Perform “SERVICE REGENERATION”. Refer to 

EC-954, "Work Procedure"

.

Component Inspection

INFOID:0000000010935878

1.

CHECK DIESEL PARTICULATE FILTER

Check diesel particulate filter for damage.

Is the inspection result normal?

YES

>> Perform “SERVICE REGENERATION”. Refer to 

EC-954, "Work Procedure"

.

NO

>> Replace diesel particulate filter.

EC-1174

< DTC/CIRCUIT DIAGNOSIS >

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P2080 EGT SENSOR 1

P2080 EGT SENSOR 1

DTC Description

INFOID:0000000010935879

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Intake air leaks
• Electric throttle actuator
• Fuel injector
• Exhaust gas leaks

FAIL-SAFE

Stop closed-loop control

DTC CONFIRMATION PROCEDURE

1.

CHECK DTC PRIORITY

If DTC P2080 is displayed with DTC P0544, first perform the trouble diagnosis for DTC P0544.

Is applicable DTC detected?

YES

>> Perform diagnosis of applicable. Refer to 

EC-908, "DTC Index"

.

NO

>> GO TO 2.

2.

PERFORM DIAGNOSIS PROCEDURE

NOTE:
DTC P2080 can not be duplicate.

>> Proceed to 

EC-1174, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000010935880

1.

CHECK DTC PRIORITY

If DTC P2080 is displayed with DTC P0544, first perform the trouble diagnosis for DTC P0544.
Is applicable DTC detected?

YES

>> Perform diagnosis of applicable. Refer to 

EC-908, "DTC Index"

.

NO

>> GO TO 2.

2.

CHECK INTAKE AIR SYSTEM

1.

Check the air cleaner for clogging.

2.

Check the air duct for connection and cracks.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace error-detected parts.

3.

CHECK ELECTRIC THROTTLE ACTUATOR

Check the electric throttle actuator. Refer to 

EC-1177, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Replace electric throttle actuator.

4.

CHECK FUEL INJECTOR

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

P2080

TBN DOWNS TEMP REG
(Exhaust gas temperature sensor circuit 
range/performance bank 1 sensor 1)
• 1.DEF: SIGNAL OUTSIDE UPPER LIMIT

• An excessively high voltage from exhaust gas temperature sensor 1 is 

sent to ECM.

• Temperature before the turbine is more than 810 

°

C (1,490 

°

F)

P2080 EGT SENSOR 1

EC-1175

< DTC/CIRCUIT DIAGNOSIS >

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Check the fuel injector. Refer to 

EC-1017, "Component Inspection (Fuel Injector)"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace malfunctioning fuel injector.

5.

CHECK EXHAUST SYSTEM

Check the exhaust gas leakage.

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to 

GI-44, "Intermittent Incident"

.

NO

>> Repair or replace error-detected parts.

EC-1176

< DTC/CIRCUIT DIAGNOSIS >

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P2100 THROTTLE CONTROL MOTOR RELAY

P2100 THROTTLE CONTROL MOTOR RELAY

DTC Description

INFOID:0000000010935881

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors (Throttle control motor circuit is open or shorted.)
• Electric throttle control actuator

FAIL-SAFE

ENGINE CONTROL SYSTEM

• EGR valve is closed position
• Throttle control motor is opened
• CSF regeneration forbidden
• Compression test routine inhibited
• Airflow regulation cut off
• CCSL deactivation with dashboard message
• Freeshift inhibited

STOP/START SYSTEM

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

1.

Turn ignition ON at least 2 seconds.

2.

Check DTC.

Is DTC detected?

YES

>> Proceed to 

EC-1177, "Diagnosis Procedure"

.

NO

>> GO TO 3.

3.

PERFORM DTC CONFIRMATION PROCEDURE-2

1.

Start engine and let it idle for at least 2 seconds.

2.

Check DTC.

Is DTC detected?

YES

>> Proceed to 

EC-1177, "Diagnosis Procedure"

.

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

P2100

INLET AIR FLAP CIRCUIT
(Throttle actuator “A” control motor circuit/
open)
• 1.DEF:  —
• 2.DEF: OPERATION TEMPERATURE 

TOO HIGH

• ECM detects throttle control motor circuit is open circuit.
• ECM detects throttle control motor circuit is short circuit to ground.
• ECM detects throttle control motor circuit is short circuit to battery.
• Overheating of electric throttle control actuator.

Stop/start system operating condition in fail safe mode

Idling or driving the vehicle

Stop/start system operating

Stop

During cranking

(Restart)

Prohibit the stop/start system operation

—

Prohibit the stop/start system operation 
from the next time