Nissan X-Trail 32. Manual - part 893

P0605 ECM

EC-701

< DTC/CIRCUIT DIAGNOSIS >

[QR25DE]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

P0605 ECM

DTC Description

INFOID:0000000010986402

DTC DETECTION LOGIC

POSSIBLE CAUSE

ECM

FAIL-SAFE

Traveling control mode (Engine output control)

DTC CONFIRMATION PROCEDURE

1.

PRECONDITIONING

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 11 V or more with ignition
switch ON.

>> GO TO 2.

2.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn ignition switch ON (engine stopped) and wait least 20 minutes.

CAUTION:

Never start engine during this procedure.

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-701, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000010986403

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn ignition switch ON.

2.

Erase DTC.

3.

Perform DTC confirmation procedure. Refer to 

EC-701, "DTC Description"

.

Is the 1st trip DTC P0605 displayed again?

YES

>> Replace ECM. Refer to 

EC-806, "Removal and Installation"

.

NO

>> INSPECTION END

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

P0605

ECM
[Internal control module read only memory 
(ROM) error]

Malfunction in the internal ROM of ECM.

EC-702

< DTC/CIRCUIT DIAGNOSIS >

[QR25DE]

P0606 ECM

P0606 ECM

DTC Description

INFOID:0000000010986404

DTC DETECTION LOGIC

POSSIBLE CAUSE

ECM

FAIL-SAFE

Not applicable

DTC CONFIRMATION PROCEDURE

1.

PRECONDITIONING

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 11 V or more with ignition
switch ON.

>> GO TO 2.

2.

PERFORM DTC CONFIRMATION PROCEDURE-I

1.

Turn ignition switch ON (engine stopped) and wait at least 10 seconds.

CAUTION:

Never start engine during this procedure.

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-702, "Diagnosis Procedure"

.

NO

>> GO TO 3.

3.

PERFORM DTC CONFIRMATION PROCEDURE-II

1.

Start engine.

2.

Rev up the engine quickly to approximately 3,000 rpm under unloaded condition and completely release
the accelerator pedal.

3.

Let the engine idle and wait at least 10 seconds.

4.

Turn ignition switch OFF and wait at least 10 seconds.

5.

Turn ignition switch ON.

6.

Check 1st trip DTC.

Is 1st trip DTC detected?

YES

>> Proceed to 

EC-702, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000010986405

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn ignition switch ON.

2.

Erase DTC.

3.

Perform DTC confirmation procedure for 3 times. Refer to 

EC-702, "DTC Description"

.

Is the 1st trip DTC P0606 displayed again?

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

P0606

CONTROL MODULE
(Control module processor)

Malfunction in ECM processor.

P0606 ECM

EC-703

< DTC/CIRCUIT DIAGNOSIS >

[QR25DE]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

YES

>> Replace ECM. Refer to 

EC-806, "Removal and Installation"

.

NO

>> INSPECTION END

EC-704

< DTC/CIRCUIT DIAGNOSIS >

[QR25DE]

P0607 ECM

P0607 ECM

DTC Description

INFOID:0000000010986406

DTC DETECTION LOGIC

POSSIBLE CAUSE

ECM

FAIL-SAFE

Not applicable

DTC CONFIRMATION PROCEDURE

1.

PRECONDITIONING

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 11 V or more with ignition
switch ON.

>> GO TO 2.

2.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn ignition switch ON (engine stopped) and wait least 10 seconds.

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-704, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000010986407

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn ignition switch ON.

2.

Erase DTC.

3.

Perform DTC confirmation procedure. Refer to 

EC-704, "DTC Description"

.

Is the 1st trip DTC P0607 displayed again?

YES

>> Replace ECM. Refer to 

EC-806, "Removal and Installation"

.

NO

>> INSPECTION END

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

P0607

ECM
(Control module performance)

ECM internal communication system is malfunctioning.