Infiniti M35/M45 Y50. Manual — part 560

SNOW MODE SWITCH

EC-713

[VQ35DE]

C

D

E

F

G

H

I

J

K

L

M

A

EC

9.

CHECK SNOW MODE SWITCH

Refer to

EC-713, "Component Inspection"

.

OK or NG

OK

>> GO TO 10.

NG

>> Replace snow mode switch.

10.

CHECK INTERMITTENT INCIDENT

Refer to

EC-153, "TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT"

.

>> INSPECTION END

Component Inspection

NBS0058U

SNOW MODE SWITCH

1.

Check continuity between snow mode switch terminals 1 and 4
under the following conditions.

2.

If NG, replace snow mode switch.
If OK, go to following step.

3.

Check continuity between snow mode switch terminals 2 and 4
under the following conditions.

4.

If NG, replace snow mode switch.

CONDITION

CONTINUITY

Snow mode switch: ON

Should exist

Snow mode switch: OFF

Should not exist

PBIB2563E

CONDITION

CONTINUITY

1

Should exist.

2

Should not exist.

PBIB2564E

EC-714

[VQ35DE]

MIL AND DATA LINK CONNECTOR

MIL AND DATA LINK CONNECTOR

PFP:24814

Wiring Diagram

NBS0058V

TBWT1487E

MIL AND DATA LINK CONNECTOR

EC-715

[VQ35DE]

C

D

E

F

G

H

I

J

K

L

M

A

EC

TBWT1005E

EC-716

[VQ35DE]

SERVICE DATA AND SPECIFICATIONS (SDS)

SERVICE DATA AND SPECIFICATIONS (SDS)

PFP:00030

Fuel Pressure

NBS0058W

Idle Speed and Ignition Timing

NBS0058X

*: Under the following conditions:

●

Air conditioner switch: OFF

●

Electric load: OFF (Lights, heater fan & rear window defogger)

●

Steering wheel: Kept in straight-ahead position

Calculated Load Value

NBS0058Y

Mass Air Flow Sensor

NBS0058Z

*: Engine is warmed up to normal operating temperature and running under no load.

Intake Air Temperature Sensor

NBS00590

Engine Coolant Temperature Sensor

NBS00591

Fuel Tank Temperature Sensor

NBS00592

Crankshaft Position Sensor (POS)

NBS00593

Refer to

EC-370, "Component Inspection"

.

Camshaft Position Sensor (PHASE)

NBS00594

Refer to

EC-379, "Component Inspection"

.

A/F Sensor 1 Heater

NBS00595

Fuel pressure at idling kPa (kg/cm

2

, psi)

Approximately 350 (3.57, 51)

Target idle speed

No load* (in P or N position)

650

±

50 rpm

Air conditioner: ON

In P or N position

700 rpm or more

Ignition timing

In P or N position

15

°

±

5

°

BTDC

Condition

Calculated load value% (Using CONSULT-II or GST)

At idle

5.0 - 35.0

At 2,500 rpm

5.0 - 35.0

Supply voltage

Battery voltage (11 - 14V)

Output voltage at idle

0.9 - 1.2V*

Mass air flow (Using CONSULT-II or GST)

2.0 - 6.0 g·m/sec at idle*

7.0 - 20.0 g·m/sec at 2,500 rpm*

Temperature

°

C (

°

F)

Resistance k

Ω

25 (77)

1.800 - 2.200

80 (176)

0.283 - 0.359

Temperature

°

C (

°

F)

Resistance k

Ω

20 (68)

2.1 - 2.9

50 (122)

0.68 - 1.00

90 (194)

0.236 - 0.260

Temperature

°

C (

°

F)

Resistance k

Ω

20 (68)

2.3 - 2.7

50 (122)

0.79 - 0.90

Resistance [at 25

°

C (77

°

F)]

2.3 - 4.3

Ω