Infiniti FX35 / FX45. Manual - part 330

 

  Index      Infiniti     Infiniti FX35 / FX45 (S50) - service repair manual 2008 year

 

Search            

 

 

 

 

 

 

 

 

 

Content   ..  328  329  330  331   ..

 

 

Infiniti FX35 / FX45. Manual - part 330

 

 

BASIC SERVICE PROCEDURE

EC-81

< SERVICE INFORMATION >

[VQ35DE]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

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.

Read idle speed in “DATA MONITOR” mode with CONSULT-III.
Refer to 

EC-84, "Idle Speed and Ignition Timing Check"

.

 Without CONSULT-III

1.

Run engine at about 2,000 rpm for about 2 minutes under no
load.

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.
Refer to 

EC-84, "Idle Speed and Ignition Timing Check"

.

OK or NG

OK

>> GO TO 9.

NG

>> GO TO 4.

4.

PERFORM ACCELERATOR PEDAL RELEASED POSITION LEARNING

1.

Stop engine.

2.

Perform 

EC-85, "Accelerator Pedal Released Position Learning"

.

>> GO TO 5.

5.

PERFORM THROTTLE VALVE CLOSED POSITION LEARNING

Perfor

EC-85, "Throttle Valve Closed Position Learning"

.

>> GO TO 6.

6.

PERFORM IDLE AIR VOLUME LEARNING

Refer to 

EC-85, "Idle Air Volume Learning"

.

Is Idle Air Volume Learning carried out successfully?

Yes or No

Yes

>> GO TO 7.

No

>> 1.

Follow the instruction of Idle Air Volume Learning.

2.

GO TO 4.

7.

CHECK TARGET IDLE SPEED AGAIN

 With CONSULT-III

1.

Start engine and warm it up to normal operating temperature.

2.

Read idle speed in “DATA MONITOR” mode with CONSULT-III.
Refer to 

EC-84, "Idle Speed and Ignition Timing Check"

.

 Without CONSULT-III

1.

Start engine and warm it up to normal operating temperature.

2.

Check idle speed.
Refer to 

EC-84, "Idle Speed and Ignition Timing Check"

.

OK or NG

OK

>> GO TO 10.

NG

>> GO TO 8.

8.

DETECT MALFUNCTIONING PART

650 

±

 50 rpm (in P or N position)

650 

±

 50 rpm (in P or N position)

PBIA8513J

650 

±

 50 rpm (in P or N position)

650 

±

 50 rpm (in P or N position)

EC-82

< SERVICE INFORMATION >

[VQ35DE]

BASIC SERVICE PROCEDURE

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

Refer to 

EC-324

.

• Check crankshaft position sensor (POS) and circuit.

Refer to 

EC-319

.

OK or NG

OK

>> GO TO 9.

NG

>> 1.

Repair or replace.

2.

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 IVIS (NATS) system and registration of all IVIS (NATS) ignition key IDs.
Refer to 

BL-185

.

>> GO TO 4.

10.

CHECK IGNITION TIMING

1.

Run engine at idle.

2.

Check ignition timing with a timing light.
Refer to 

EC-84, "Idle Speed and Ignition Timing Check"

.

OK or NG

OK

>> GO TO 19.

NG

>> GO TO 11.

11.

PERFORM ACCELERATOR PEDAL RELEASED POSITION LEARNING

1.

Stop engine.

2.

Perform 

EC-85, "Accelerator Pedal Released Position Learning"

.

>> GO TO 12.

12.

PERFORM THROTTLE VALVE CLOSED POSITION LEARNING

Perform 

EC-85, "Throttle Valve Closed Position Learning"

.

>> GO TO 13.

13.

PERFORM IDLE AIR VOLUME LEARNING

Refer to 

EC-85, "Idle Air Volume Learning"

.

Is Idle Air Volume Learning carried out successfully?
Yes or No

Yes

>> GO TO 14.

No

>> 1.

Follow the instruction of Idle Air Volume Learning.

2.

GO TO 4.

14.

CHECK TARGET IDLE SPEED AGAIN

 With CONSULT-III

1.

Start engine and warm it up to normal operating temperature.

2.

Read idle speed in “DATA MONITOR” mode with CONSULT-III.
Refer to 

EC-84, "Idle Speed and Ignition Timing Check"

.

15 

±

 5

°

 BTDC (in P or N position)

PBIB1602E

650 

±

 50 rpm (in P or N position)

BASIC SERVICE PROCEDURE

EC-83

< SERVICE INFORMATION >

[VQ35DE]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

 Without CONSULT-III

1.

Start engine and warm it up to normal operating temperature.

2.

Check idle speed.
Refer to 

EC-84, "Idle Speed and Ignition Timing Check"

.

OK or NG

OK

>> GO TO 15.

NG

>> GO TO 17.

15.

CHECK IGNITION TIMING AGAIN

1.

Run engine at idle.

2.

Check ignition timing with a timing light.
Refer to 

EC-84, "Idle Speed and Ignition Timing Check"

.

OK or NG

OK

>> GO TO 19.

NG

>> GO TO 16.

16.

CHECK TIMING CHAIN INSTALLATION

Check timing chain installation. Refer to 

EM-64

.

OK or NG

OK

>> GO TO 17.

NG

>> 1.

Repair the timing chain installation.

2.

GO TO 4.

17.

DETECT MALFUNCTIONING PART

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

Refer to 

EC-324

.

• Check crankshaft position sensor (POS) and circuit.

Refer to 

EC-319

.

OK or NG

OK

>> GO TO 18.

NG

>> 1.

Repair or replace.

2.

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 IVIS (NATS) system and registration of all IVIS (NATS) ignition key IDs.
Refer to 

BL-185

.

>> GO TO 4.

19.

INSPECTION END

Did you replace the ECM, referring this Basic Inspection procedure?
Yes or No

Yes

>> 1.

Perform 

EC-84, "VIN Registration"

.

2.

INSPECTION END

No

>> INSPECTION END

650 

±

 50 rpm (in P or N position)

15 

±

 5

°

 BTDC (in P or N position)

PBIB1602E

EC-84

< SERVICE INFORMATION >

[VQ35DE]

BASIC SERVICE PROCEDURE

Idle Speed and Ignition Timing Check

INFOID:0000000001325920

IDLE SPEED

With CONSULT-III

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

With GST

Check idle speed with Service $01 GST.

IGNITION TIMING

1.

Attach timing light to loop wire as shown.

2.

Check ignition timing.

Procedure After Replacing ECM

INFOID:0000000001325921

When replacing ECM, the following procedure must be performed.

1.

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

BL-187

.

2.

Perform 

EC-84, "VIN Registration"

.

3.

Perform 

EC-85, "Accelerator Pedal Released Position Learning"

.

4.

Perform 

EC-85, "Throttle Valve Closed Position Learning"

.

5.

Perform 

EC-85, "Idle Air Volume Learning"

.

VIN Registration

INFOID:0000000001325922

DESCRIPTION

VIN Registration is an operation to registering VIN in ECM. It must be performed each time ECM is replaced.
NOTE:
Accurate VIN which is registered in ECM may be required for Inspection & Maintenance (I/M).

OPERATION PROCEDURE

 With CONSULT-III

1.

Check the VIN of the vehicle and note it. Refer to 

GI-45

.

2.

Turn ignition switch ON and engine stopped.

3.

Select “VIN REGISTRATION” in “WORK SUPPORT” mode.

PBIB1574E

PBIB1602E

 

 

 

 

 

 

 

Content   ..  328  329  330  331   ..