Infiniti FX35, FX50 (S51). Manual - part 31

ADP-116

< DTC/CIRCUIT DIAGNOSIS >

TILT MOTOR

TILT MOTOR

Description

INFOID:0000000005249762

• The tilt motor is installed to the steering column assembly. 
• The tilt motor is activated with the automatic drive positioner control unit.
• The steering column is tilted upward/downward by changing the rotation direction of tilt motor.

Component Function Check

INFOID:0000000005249763

1.

CHECK FUNCTION

1.

Turn ignition switch ON.

2.

Select “TILT MOTOR” in “Active test” mode with CONSULT-III.

3.

Check the tilt motor operation.

Is the operation of relevant parts normal? 

YES

>> INSPECTION END

NO

>> Perform diagnosis procedure. Refer to 

ADP-116, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000005249764

1.

CHECK TILT MOTOR POWER SUPPLY

1.

Turn ignition switch OFF.

2.

Disconnect tilt & telescopic motor connector.

3.

Turn the ignition switch ON.

4.

Perform “Active test” (“TILT MOTOR”) with CONSULT-III.

5.

Check voltage between tilt & telescopic motor harness connector and ground.

Is the inspection result normal?

YES

>> Replace tilt motor. (Built in steering column assembly.)

NO

>> GO TO 2.

2.

CHECK TILT MOTOR CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect automatic drive positioner control unit and tilt & telescopic motor connector.

3.

Check continuity between automatic drive positioner control unit harness connector and tilt & telescopic
motor harness connector.

Test item

Description

TILT MOTOR

OFF

Steering tilt

Stop

UP

Upward

DWN

Downward

(+)

(-)

Condition

Voltage (V)

(Approx.)

Tilt & telescopic motor

Connector

Terminal

M49

3

Ground

TILT MOTOR

OFF

0

UP

0

DWN (down)

Battery voltage

4

OFF

0

UP

Battery voltage

DWN (down)

0

TILT MOTOR

ADP-117

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

K

L

M

A

B

ADP

N

O

P

4.

Check continuity between automatic drive positioner control unit harness connector and ground.

Is the inspection result normal?

YES

>> Replace automatic drive positioner control unit. Refer to 

ADP-216, "Removal and Installation"

.

NO

>> Repair or replace harness.

Automatic drive positioner control unit

Tilt & telescopic motor

Continuity

Connector

Terminal

Connector

Terminal

M52

35

M49

4

Existed

42

3

Automatic drive positioner control unit

Ground

Continuity 

Connector

Terminal

M52

35

Not existed

42

ADP-118

< DTC/CIRCUIT DIAGNOSIS >

TELESCOPIC MOTOR

TELESCOPIC MOTOR

Description

INFOID:0000000005249765

• The telescopic motor is installed to the steering column assembly. 
• The telescopic motor is activated with the automatic drive positioner control unit.
• Compresses the steering column by changing the rotation direction of telescopic motor.

Component Function Check

INFOID:0000000005249766

1.

CHECK FUNCTION

1.

Turn ignition switch ON.

2.

Select “TELESCO MOTOR” in “Active test” mode with CONSULT-III. 

3.

Check the telescopic motor operation.

Is the operation of relevant parts normal?

YES

>> INSPECTION END

NO

>> Perform diagnosis procedure. Refer to 

ADP-118, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000005249767

1.

CHECK TELESCOPIC MOTOR POWER SUPPLY

1.

Turn ignition switch OFF.

2.

Disconnect tilt & telescopic motor connector.

3.

Turn the ignition switch ON.

4.

Perform “Active test” (“TELESCO MOTOR”) with CONSULT-III

5.

Check voltage between tilt & telescopic motor harness connector and ground.

Is the inspection result normal?

YES

>> Replace telescopic motor. (Built in steering column assembly.)

NO

>> GO TO 2.

2.

CHECK TELESCOPIC MOTOR CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect automatic drive positioner control unit and tilt & telescopic motor connector.

3.

Check continuity between automatic drive positioner control unit harness connector and tilt & telescopic
motor harness connector.

Test item

Description

TELESCO MOTOR

OFF

Steering telescopic

Stop

FR Forward

RR

Backward

(+)

(-)

Condition

Voltage (V)

(Approx.)

Tilt & telescopic motor

Connector

Terminal

M49

1

Ground

TELESCOPIC MO-
TOR

OFF

0

FR (forward)

0

RR (backward)

Battery voltage

2

OFF

0

FR (forward)

Battery voltage

RR (backward)

0

TELESCOPIC MOTOR

ADP-119

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

K

L

M

A

B

ADP

N

O

P

4.

Check continuity between automatic drive positioner control unit harness connector and ground.

Is the inspection result normal?

YES

>> Replace automatic drive positioner control unit. Refer to 

ADP-216, "Removal and Installation"

.

NO

>> Repair or replace harness.

Automatic drive positioner control unit

Tilt & telescopic motor

Continuity

Connector

Terminal

Connector

Terminal

M52

36

M49

2

Existed

44

1

Automatic drive positioner control unit

Ground

Continuity 

Connector

Terminal

M52

36

Not existed

44