Nissan Qashqai (2007-2010). Manual — part 127

INSPECTION AND ADJUSTMENT

EC-27

< BASIC INSPECTION >

[HR16DE (WITH EURO-OBD)]

C

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EC

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2.

Rev engine (2,000 to 3,000 rpm) two or three times under no
load, then run engine at idle speed for about 1 minute.

3.

Check idle speed.
For procedure, refer to

EC-30, "IDLE SPEED : Special Repair

Requirement"

.

For specification, refer to

EC-360, "Idle Speed"

.

Is the inspection result normal?

YES

>> GO TO 10.

NO

>> GO TO 4.

4.

PERFORM ACCELERATOR PEDAL RELEASED POSITION LEARNING

1.

Stop engine.

2.

Perform

EC-30, "ACCELERATOR PEDAL RELEASED POSITION LEARNING : Special Repair Require-

ment"

.

>> GO TO 5.

5.

PERFORM THROTTLE VALVE CLOSED POSITION LEARNING

Perform

EC-31, "THROTTLE VALVE CLOSED POSITION LEARNING : Special Repair Requirement"

.

>> GO TO 6.

6.

PERFORM IDLE AIR VOLUME LEARNING

Perform

EC-31, "IDLE AIR VOLUME LEARNING : Special Repair Requirement"

.

Is Idle Air Volume Learning carried out successfully?

YES

>> GO TO 7.

NO

>> Follow the manual of Idle Air Volume Learning. Then GO TO 4.

7.

CHECK TARGET IDLE SPEED AGAIN

1.

Start engine and warm it up to normal operating temperature.

2.

Check idle speed.
For procedure, refer to

EC-30, "IDLE SPEED : Special Repair Requirement"

.

For specification, refer to

EC-360, "Idle Speed"

.

Is the inspection result normal?

YES

>> GO TO 10.

NO

>> GO TO 8.

8.

DETECT MALFUNCTIONING PART

Check the Following.
• Check camshaft position sensor (PHASE) and circuit. Refer to

EC-197, "DTC Logic"

.

• Check crankshaft position sensor (POS) and circuit. Refer to

EC-193, "DTC Logic"

.

Is the inspection result normal?

YES

>> GO TO 9.

NO

>> Repair or replace. Then GO TO 4.

9.

CHECK ECM FUNCTION

1.

Substitute another known-good ECM to check ECM function. (ECM may be the cause of an incident, but
this is a rare case.)

2.

Perform initialization of NATS system and registration of all NATS ignition key IDs. Refer to

SEC-8, "ECM

RE-COMMUNICATING FUNCTION : Description"

.

>> GO TO 4.

10.

CHECK IGNITION TIMING

1.

Run engine at idle.

PBIA8513J

EC-28

< BASIC INSPECTION >

[HR16DE (WITH EURO-OBD)]

INSPECTION AND ADJUSTMENT

2.

Check ignition timing with a timing light.
For procedure, refer to

EC-30, "IGNITION TIMING : Special

Repair Requirement"

.

For specification, refer to

EC-360, "Ignition Timing"

.

Is the inspection result normal?

YES

>> GO TO 19.

NO

>> GO TO 11.

11.

PERFORM ACCELERATOR PEDAL RELEASED POSITION LEARNING

1.

Stop engine.

2.

Perform

EC-30, "ACCELERATOR PEDAL RELEASED POSITION LEARNING : Special Repair Require-

ment"

.

>> GO TO 12.

12.

PERFORM THROTTLE VALVE CLOSED POSITION LEARNING

Perform

EC-31, "THROTTLE VALVE CLOSED POSITION LEARNING : Special Repair Requirement"

.

>> GO TO 13.

13.

PERFORM IDLE AIR VOLUME LEARNING

Perform

EC-31, "IDLE AIR VOLUME LEARNING : Special Repair Requirement"

.

Is Idle Air Volume Learning carried out successfully?

YES

>> GO TO 14.

NO

>> Follow the manual of Idle Air Volume Learning. Then GO TO 4.

14.

CHECK TARGET IDLE SPEED AGAIN

1.

Start engine and warm it up to normal operating temperature.

2.

Check idle speed.
For procedure, refer to

EC-30, "IDLE SPEED : Special Repair Requirement"

.

For specification, refer to

EC-360, "Idle Speed"

.

Is the inspection result normal?

YES

>> GO TO 15.

NO

>> GO TO 17.

15.

CHECK IGNITION TIMING AGAIN

1.

Run engine at idle.

2.

Check ignition timing with a timing light.
For procedure, refer to

EC-30, "IGNITION TIMING : Special

Repair Requirement"

.

For specification, refer to

EC-360, "Ignition Timing"

.

Is the inspection result normal?

YES

>> GO TO 19.

NO

>> GO TO 16.

16.

CHECK TIMING CHAIN INSTALLATION

Check timing chain installation. Refer to

EM-46, "Removal and Installation"

.

Is the inspection result normal?

YES

>> GO TO 17.

NO

>> Repair the timing chain installation. Then GO TO 4.

1

: Timing indicator

MBIB1331E

1

: Timing indicator

MBIB1331E

INSPECTION AND ADJUSTMENT

EC-29

< BASIC INSPECTION >

[HR16DE (WITH EURO-OBD)]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

17.

DETECT MALFUNCTIONING PART

Check the following.
• Check camshaft position sensor (PHASE) and circuit. Refer to

EC-197, "DTC Logic"

.

• Check crankshaft position sensor (POS) and circuit. Refer to

EC-193, "DTC Logic"

.

Is the inspection result normal?

YES

>> GO TO 18.

NO

>> Repair or replace. Then GO TO 4.

18.

CHECK ECM FUNCTION

1.

Substitute another known-good ECM to check ECM function. (ECM may be the cause of an incident, but
this is a rare case.)

2.

Perform initialization of and registration of all NATS ignition key IDs. Refer to

SEC-8, "ECM RE-COMMU-

NICATING FUNCTION : Description"

.

>> GO TO 4.

19.

INSPECTION END

If ECM is replaced during this BASIC INSPECTION procedure, go to

EC-29, "ADDITIONAL SERVICE WHEN

REPLACING CONTROL UNIT : Special Repair Requirement"

.

>> INSPECTION END

ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT

ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Description

INFOID:0000000001056113

When replacing ECM, this procedure must be performed.

ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special Repair Re-
quirement

INFOID:0000000001056114

1.

PERFORM INITIALIZATION OF NATS SYSTEM AND REGISTRATION OF ALL NATS IGNITION KEY IDS

Refer to

SEC-8, "ECM RE-COMMUNICATING FUNCTION : Description"

.

>> GO TO 2.

2.

PERFORM ACCELERATOR PEDAL RELEASED POSITION LEARNING

Refer to

EC-30, "ACCELERATOR PEDAL RELEASED POSITION LEARNING : Special Repair Requirement"

.

>> GO TO 3.

3.

PERFORM THROTTLE VALVE CLOSED POSITION LEARNING

Refer to

EC-31, "THROTTLE VALVE CLOSED POSITION LEARNING : Special Repair Requirement"

.

>> GO TO 4.

4.

PERFORM IDLE AIR VOLUME LEARNING

Refer to

EC-31, "IDLE AIR VOLUME LEARNING : Special Repair Requirement"

.

>> END

IDLE SPEED

IDLE SPEED : Description

INFOID:0000000001056115

This describes how to check the idle speed. For the actual procedure, follow the manuals in “BASIC
INSPECTION”.

EC-30

< BASIC INSPECTION >

[HR16DE (WITH EURO-OBD)]

INSPECTION AND ADJUSTMENT

IDLE SPEED : Special Repair Requirement

INFOID:0000000001056116

1.

CHECK IDLE SPEED

With CONSULT-III

Check idle speed in “DATA MONITOR” mode with CONSULT-III.

With GST

Check idle speed with Service $01 of GST.

>> INSPECTION END

IGNITION TIMING

IGNITION TIMING : Description

INFOID:0000000001056117

This describes how to check the ignition timing. For the actual procedure, follow the manuals in “BASIC
INSPECTION”.

IGNITION TIMING : Special Repair Requirement

INFOID:0000000001056118

1.

CHECK IGNITION TIMING

1.

Attach timing light to No.1 ignition coil wire harness (1) as
shown.

2.

Check ignition timing.

>> INSPECTION END

ACCELERATOR PEDAL RELEASED POSITION LEARNING

ACCELERATOR PEDAL RELEASED POSITION LEARNING : Description

INFOID:0000000001056121

Accelerator Pedal Released Position Learning is a function of ECM to learn the fully released position of the
accelerator pedal by monitoring the accelerator pedal position sensor output signal. It must be performed each
time harness connector of accelerator pedal position sensor or ECM is disconnected.

ACCELERATOR PEDAL RELEASED POSITION LEARNING : Special Repair Re-
quirement

INFOID:0000000001056122

1.

START

1.

Make sure that accelerator pedal is fully released.

2.

Turn ignition switch ON and wait at least 2 seconds.

3.

Turn ignition switch OFF and wait at least 10 seconds.

2

: Timing light

: Vehicle front

JMBIA0397ZZ

1

: Timing indicator

MBIB1331E