Nissan X-Trail 32. Manual — part 898

P1225 TP SENSOR

EC-721

< DTC/CIRCUIT DIAGNOSIS >

[QR25DE]

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P1225 TP SENSOR

DTC Description

INFOID:0000000010986426

DTC DETECTION LOGIC

POSSIBLE CAUSE

Electric throttle control actuator (TP sensor 1 and 2)

FAIL-SAFE

Not applicable

DTC CONFIRMATION PROCEDURE

1.

PRECONDITIONING

If DTC Confirmation Procedure has been previously conducted, always perform the following procedure
before conducting the next test.
1.

Turn ignition switch OFF and wait at least 10 seconds.

2.

Turn ignition switch ON.

3.

Turn ignition switch OFF and wait at least 10 seconds.

TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is more than 10 V at idle.

>> GO TO 2.

2.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn ignition switch ON.

2.

Turn ignition switch OFF and wait at least 10 seconds.

3.

Turn ignition switch ON.

4.

Check 1st trip DTC.

Is 1st trip DTC detected?

YES

>> Proceed to

EC-721, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000010986427

1.

CHECK ELECTRIC THROTTLE CONTROL ACTUATOR VISUALLY

1.

Turn ignition switch OFF.

2.

Remove the intake air duct. Refer to

EM-174, "Exploded View"

.

3.

Check if foreign matter is caught between the throttle valve and
the housing.

Is the inspection result normal?

YES

>> Replace electric throttle control actuator. Refer to

EM-

176, "Removal and Installation"

.

NO

>> Remove the foreign matter and clean the electric throttle

control actuator inside, then perform throttle valve
closed position learning. Refer to

EC-554, "Work Proce-

dure"

.

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

P1225

CTP LEARNING-B1
(CTP LEARNING-B1)

Closed throttle position learning value is excessively low.

JSBIA2864ZZ

EC-722

< DTC/CIRCUIT DIAGNOSIS >

[QR25DE]

P1226 TP SENSOR

P1226 TP SENSOR

DTC Description

INFOID:0000000010986428

DTC DETECTION LOGIC

POSSIBLE CAUSE

Electric throttle control actuator (TP sensor 1 and 2)

FAIL-SAFE

Not applicable

DTC CONFIRMATION PROCEDURE

1.

PRECONDITIONING

If DTC Confirmation Procedure has been previously conducted, always perform the following procedure
before conducting the next test.
1.

Turn ignition switch OFF and wait at least 10 seconds.

2.

Turn ignition switch ON.

3.

Turn ignition switch OFF and wait at least 10 seconds.

TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is more than 10 V at idle.

>> GO TO 2.

2.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn ignition switch ON.

2.

Turn ignition switch OFF, wait at least 10 seconds.

3.

Turn ignition switch ON.

4.

Repeat steps 2 and 3 for 32 times.

5.

Check 1st trip DTC.

Is 1st trip DTC detected?

YES

>> Proceed to

EC-722, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000010986429

1.

CHECK ELECTRIC THROTTLE CONTROL ACTUATOR VISUALLY

1.

Turn ignition switch OFF.

2.

Remove the intake air duct. Refer to

EM-174, "Exploded View"

.

3.

Check if foreign matter is caught between the throttle valve and
the housing.

Is the inspection result normal?

YES

>> Replace electric throttle control actuator. Refer to

EM-

176, "Removal and Installation"

.

NO

>> Remove the foreign matter and clean the electric throttle

control actuator inside, then perform throttle valve
closed position learning. Refer to

EC-554, "Work Proce-

dure"

.

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

P1226

CTP LEARNING-B1
(CTP LEARNING-B1)

Closed throttle position learning is not performed successfully, repeatedly.

JSBIA2864ZZ

P155D GENERATOR

EC-723

< DTC/CIRCUIT DIAGNOSIS >

[QR25DE]

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P155D GENERATOR

DTC Description

INFOID:0000000010986430

DTC DETECTION LOGIC

POSSIBLE CAUSE

Generator

FAIL-SAFE

Not applicable

DTC CONFIRMATION PROCEDURE

1.

PRECONDITIONING

If DTC Confirmation Procedure has been previously conducted. always perform the following procedure
before conducting the next test.
1.

Turn ignition switch OFF and wait at least 10 seconds.

2.

Turn ignition switch ON.

3.

Turn ignition switch OFF and wait at least 10 seconds.

>> GO TO 2.

2.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Start the engine and let it idle at least 10 seconds.

2.

Check DTC.

Is DTC detected?

YES

>> Proceed to

EC-723, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000010986431

1.

CHECK CHARGING SYSTEM

Perform trouble diagnosis for charging system. Refer to

CHG-40, "Work Flow"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace error-detected parts.

2.

CHECK INTERMITTENT INCIDENT

Check intermittent incident. Refer to

GI-44, "Intermittent Incident"

.

Is the inspection result normal?

YES

>> Replace generator. Refer to

CHG-46, "QR25DE : Removal and Installation"

.

NO

>> Repair or replace error-detected parts.

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

P155D

GENERATOR
(Generator)

• ECM receives mechanical malfunction signal sent from generator.
• ECM receives electrical malfunction signal sent from generator.

EC-724

< DTC/CIRCUIT DIAGNOSIS >

[QR25DE]

P1564 ASCD STEERING SWITCH

P1564 ASCD STEERING SWITCH

DTC Description

INFOID:0000000010986432

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors (ASCD steering switch circuit is open or shorted.)
• ASCD steering switch
• ECM

FAIL-SAFE

Not applicable

DTC CONFIRMATION PROCEDURE

1.

CHECK DTC PRIORITY

If DTC P1564 is displayed with DTC P0603, P0604, P0605, P606, P0607, P060A, or P060B, first perform the
trouble diagnosis for DTC P0603, P0604, P0605, P606, P0607, P060A, or P060B.

Is applicable DTC detected?

YES

>> Perform diagnosis of applicable. Refer to

EC-517, "DTC Index"

.

NO

>> GO TO 2.

2.

PRECONDITIONING

If DTC Confirmation Procedure has been previously conducted, always perform the following procedure
before conducting the next test.
1.

Turn ignition switch OFF and wait at least 10 seconds.

2.

Turn ignition switch ON.

3.

Turn ignition switch OFF and wait at least 10 seconds.

>> GO TO 3.

3.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn ignition switch ON.

2.

Wait at least 10 seconds.

3.

Press MAIN switch for at least 10 seconds, then release it and wait at least 10 seconds.

4.

Press CANCEL switch for at least 10 seconds, then release it and wait at least 10 seconds.

5.

Press ACCEL/RES switch for at least 10 seconds, then release it and wait at least 10 seconds.

6.

Press COAST/SET switch for at least 10 seconds, then release it and wait at least 10 seconds.

7.

Check DTC.

Is DTC detected?

YES

>> Proceed to

EC-724, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000010986433

1.

CHECK DTC PRIORITY

If DTC P1564 is displayed with DTC P0603, P0604, P0605, P606, P0607, P060A, or P060B, first perform the
trouble diagnosis for DTC P0603, P0604, P0605, P606, P0607, P060A, or P060B.

Is applicable DTC detected?

YES

>> Perform diagnosis of applicable. Refer to

EC-517, "DTC Index"

.

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

P1564

ASCD SW
(ASCD switch)

• An excessively high voltage signal from the ASCD steering switch is sent

to ECM.

• ECM detects that input signal from the ASCD steering switch is out of the

specified range.

• ECM detects that the ASCD steering switch is stuck ON.