Infiniti M35/M45 Y50. Manual - part 909

 

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Infiniti M35/M45 Y50. Manual - part 909

 

 

ACTIVE AFS

LT-181

C

D

E

F

G

H

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A

B

LT

7. 

CHECK SENSOR SIGNAL AND POWER SUPPLY CIRCUIT (GROUND SHORT CIRCUIT)

1.

Disconnect height sensor connector, front combination lamp LH and RH connector.

2.

Check continuity between AFS control unit harness connector
and ground.

OK or NG

OK

>> Replace height sensor, front combination lamp LH or RH with malfunction at the preceding pro-

cess 3 or 5. Refer to 

LT-193, "Removal and Installation of Height Sensor"

  or 

LT-191, "Removal

and Installation of Front Combination Lamp"

 .

NG

>> Repair harness or connector.

8. 

CHECK SENSOR SIGNAL AND POWER SUPPLY CIRCUIT (IGN POWER SUPPLY SHORT CIRCUIT)

1.

Turn ignition switch OFF.

2.

Disconnect height sensor connector, front combination lamp LH and RH connector.

3.

Turn ignition switch ON.

4.

Check voltage between AFS control unit harness connector and
ground.

OK or NG

OK

>> Replace height sensor, front combination lamp LH or RH with malfunction at the preceding pro-

cess 4 or 6. Refer to 

LT-193, "Removal and Installation of Height Sensor"

  or 

LT-191, "Removal

and Installation of Front Combination Lamp"

 .

NG

>> Repair harness or connector.

AFS control unit 

connector

Terminal

Ground

Continuity

F110

4

No

6

9

24

28

29

PKIC0681E

(+)

(-)

Voltage 

(Approx.)

AFS control unit 

connector

Terminal 

F110

4

Ground

 0 V

6

9

24

28

29

PKIC0682E

LT-182

ACTIVE AFS

AFS Operation Check (Function Test)

NKS003QS

1. 

CHECK SWIVEL ACTUATOR

1.

Start engine and turn lighting switch to 2ND position.

2.

Select “ADAPTIVE LIGHT” on CONSULT-II. Select “ACTIVE
TEST” on “SELECT DIAG MODE” screen.

3.

Select “LOW BEAM TEST RIGHT” or “LOW BEAM TEST LEFT”
on “SELECT TEST ITEM” screen.

4.

Touch “ORIGIN–FAST/SLOW” and “PEAK–FAST/SLOW”
screen.

5.

Make sure of swivel operation.

OK or NG

OK

>> GO TO 2.

NG

>>

When interference or poor fitment is found, perform aiming adjustment. Refer to 

LT-72, "Aiming

Adjustment"

 . If it is normal, replace headlamp. Refer to 

LT-191, "Removal and Installation of

Front Combination Lamp"

 .

When the operation range is irregular, perform aiming adjustment. Refer to 

LT-72, "Aiming

Adjustment"

 . If it is normal, GO TO 3.

2. 

CHECK STEERING ANGLE SENSOR

Check “STR ANGLE SIG” in “Data Monitor” when driving straight
and steering turn 90

°

 to right or left.

OK or NG

OK

>> GO TO 3.

NG

>>

When steering is out of range while driving straight, perform steering angle sensor adjustment.
Refer to 

BRC-6, "Adjustment of Steering Angle Sensor Neutral Position"

  in “ON-VEHICLE

SERVICE”.

When the function is normal while driving straight but the displayed value is different from
actual steering position with turning to right or left, replace steering angle sensor. Refer to 

LT-

191, "Removal and Installation of Steering Angle Sensor"

 .

SKIB4794E

TEST ITEM

ORIGIN

PEAK

Light axis range at 10 m (394.7 in) off 

(Reference value)

LOW BEAM TEST RIGHT

Swivel angle 0

°

Swivel angle 7

°

 to 13

°

Approx. 1.200 to 2.300 mm (48 to 90 in)

LOW BEAM TEST LEFT

Swivel angle 0

°

Swivel angle 17

°

 to 23

°

Approx. 3.000 to 4.200 mm (120 to 167 in)

Steering condition

STR ANGLE SIG

(Data monitor)

Driving straight

 5.0 

°

 to + 5.0

°

Turn 90

°

 to right

Approx. + 90

°

Turn 90

°

 to left

Approx. 

 90

°

SKIB4793E

ACTIVE AFS

LT-183

C

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LT

3. 

CHECK SWIVEL ACTUATOR AND AFS CONTROL UNIT

Check “SWVL SEN RH/LH” and “SWVL ANGLE RH/LH” in “Data
Monitor” with steering turning to right or left under swivel operative
condition.

NOTE:
The angle can be slightly different between the displayed value on “SWVL SEN” and
that on “SWVL ANGLE” even when AFS operation is normal.

OK or NG

OK

>> AFS function is normal. 

NG

>>

When the difference is 4.5

°

 or more between the displayed value on “SWVL ANGLE” and that

on “SWVL SEN”, replace headlamp.

When the displayed angle on “SWVL ANGLE” is irregular, replace AFS control unit.

TEST ITEM

Turn 180

°

 or more to left

Turn 180

°

 or more to right

SWVL SEN RH

SWVL ANGLE RH

Approx. 0

°

 7

°

 to 13

°

SWVL SEN LH

SWVL ANGLE LH

 17

°

 to 23

°

Approx. 0

°

SKIB4793E

LT-184

ACTIVE AFS

Auto Aiming Operation Check (Function Test)

NKS003QT

1. 

CHECK AIMING MOTOR

1.

Start engine and turn lighting switch to 2ND position.

2.

Select “ADAPTIVE LIGHT” on CONSULT-II. Select “ACTIVE
TEST” on “SELECT DIAG MODE” screen. 

3.

Select “LEVELIZER TEST” on “SELECT TEST ITEM” screen.

4.

Touch “ORIGIN” and “PEAK” screen.

5.

Make sure of auto aiming operation.

OK or NG

OK

>> GO TO 2.

NG

>>

When interference or poor fitment is found, perform aiming adjustment. Refer to 

LT-72, "Aiming

Adjustment"

 . If it is normal, replace headlamp. Refer to 

LT-191, "Removal and Installation of

Front Combination Lamp"

 .

When the operation range is irregular, perform aiming adjustment. Refer to 

LT-72, "Aiming

Adjustment"

 . If it is normal, GO TO 4.

2. 

PERFORM STATE LEVELIZER ADJUSTMENT 1

Check “LEV ACTR VLTG” in “Data Monitor” with unloaded vehicle
position. (Remove all loads in driver, passenger and trunk rooms.)

OK or NG

OK

>> GO TO 3.

NG

>> Perform LEVELIZER ADJUSTMENT. Refer to 

LT-152,

"WORK SUPPORT (LEVELIZER ADJUSTMENT)"

 .

3. 

PERFORM STATE LEVELIZER ADJUSTMENT 2

Check if “LEV ACTR VLTG” changes approx. 3 seconds after lower-
ing vehicle height as low as approx. 

0.5V from the value of “HI SEN

OTP RR” in “Data Monitor” at unloaded vehicle position. (Remove all
loads in driver, passenger and trunk rooms.)

OK or NG

OK

>> GO TO 4.

NG

>> Perform LEVELIZER ADJUSTMENT. Refer to 

LT-152,

"WORK SUPPORT (LEVELIZER ADJUSTMENT)"

 .

SKIB4796E

TEST ITEM

ORIGIN

PEAK (Reference value)

Light axis range at 10 m (394.7 in) off 

(Reference value)

LEVELIZER TEST

Light axis angle 0

°

Light axis angle approx. 2.5

°

Approx. 450 mm (17.7 in)

TEST ITEM

Unloaded vehicle position

LEV ACTR VLTG

Approx. 70%

SKIB4793E

SKIB4793E

 

 

 

 

 

 

 

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