Infiniti EX35. Instruction - page 15

ADP-54

< COMPONENT DIAGNOSIS >

B2119 TELESCOPIC SENSOR

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness or connector.

3.

CHECK TELESCOPIC SENSOR POWER SUPPLY

1.

Connect automatic drive positioner control unit connector.

2.

Turn ignition switch ON.

3.

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

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> GO TO 4.

4.

CHECK TELESCOPIC SENSOR POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect automatic drive positioner control unit connector.

3.

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

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-209, "Removal and Installation"

.

NO

>> Repair or replace harness or connector.

5.

CHECK TELESCOPIC SENSOR GROUND CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect automatic drive positioner control unit connector.

3.

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

Is the inspection result normal?

YES

>> Replace tilt & telescopic sensor.

NO

>> Repair or replace harness.

6.

CHECK INTERMITTENT INCIDENT

Refer to

GI-38, "Intermittent Incident"

.

Automatic drive positioner control unit

Ground

Continuity

Connector

Terminal

M51

23

Not existed

(+)

(–)

Voltage (V)

(Approx.)

Tilt & telescopic sensor

Connector

Terminal

M48

1

Ground

5

Automatic drive positioner control unit

Tilt & telescopic sensor

Continuity

Connector

Terminal

Connector

Terminal

M52

33

M48

1

Existed

Automatic drive positioner control unit

Ground

Continuity

Connector

Terminal

M52

33

Not existed

Automatic drive positioner control unit

Tilt & telescopic sensor

Continuity

Connector

Terminal

Connector

Terminal

M52

41

M48

4

Existed

B2119 TELESCOPIC SENSOR

ADP-55

< COMPONENT DIAGNOSIS >

C

D

E

F

G

H

I

K

L

M

A

B

ADP

N

O

P

>> INSPECTION END

ADP-56

< COMPONENT DIAGNOSIS >

B2126 DETENT SW

B2126 DETENT SW

Description

INFOID:0000000003134661

• Detention switch is installed on control device. It is turned OFF when the A/T selector lever is in P position.
• The driver seat control unit judges that the A/T selector lever is in P position if continuity does not exist in this

circuit.

DTC Logic

INFOID:0000000003134662

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

RERFORM DTC CONFIRMATION PROCEDURE

1.

Drive the vehicle at 7

±

4 km/h or more.

2.

Check “Self diagnostic result” with CONSULT-III.

Is the DTC detected?

YES

>> Perform diagnosis procedure. Refer to

ADP-56, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000003134663

1.

CHECK DTC WITH “BCM”

Check “Self diagnostic result” for BCM with CONSULT-III.
Is the either DTC B2601,B2602, B2603, B2604 or B2605 detected?

YES

>> Check the DTC. Refer to

ADP-192, "DTC Index"

.

NO

>> GO TO 2.

2.

CHECK DTC WITH “METER/M&A”

Check “Self diagnostic result” for METER/M&A with CONSULT-III.

Is the DTC detected?

YES

>> Check the DTC. Refer to

MWI-84, "DTC Index"

.

NO

>> GO TO 3.

3.

CHECK DETENTION SWITCH SIGNAL

1.

Turn ignition switch ON.

2.

Select “DETENT SW” in “Data Monitor” mode with CONSULT-III.

3.

Check detention switch signal under the following condition.

Is the status normal?

YES

>> GO TO 5.

NO

>> GO TO 4.

4.

CHECK DETENTION SWITCH CIRCUIT

1.

Turn ignition switch OFF.

DTC No.

Trouble diagnosis

name

DTC detecting condition

Possible cause

B2126

DETENT SW

Selector lever is in P position and the vehicle speed
of 7

±

4 km/h is detected.

• Harness and connectors

(Detention switch circuit is
opened/shorted.)

• Detention switch
• Unified meter and A/C amp.

(CAN communication)

Monitor item

Condition

Status

DETENT SW

selector lever

P position

OFF

Other than above

ON

B2126 DETENT SW

ADP-57

< COMPONENT DIAGNOSIS >

C

D

E

F

G

H

I

K

L

M

A

B

ADP

N

O

P

2.

Disconnect driver seat control unit and control device connector.

3.

Check continuity between driver seat control unit harness connector and control device harness connec-
tor.

4.

Check continuity between driver seat control unit harness connector and ground.

Is the inspection result normal?

YES

>> Replace driver seat control unit. Refer to

ADP-209, "Removal and Installation"

.

NO

>> Repair or replace harness.

5.

CHECK INTERMITTENT INCIDENT

Refer to

GI-38, "Intermittent Incident"

.

>> INSPECTION END

Driver seat control unit

Control device

Continuity

Connector

Terminal

Connector

Terminal

B451

21

M137

11

Existed

Driver seat control unit

Ground

Continuity

Connector

Terminal

B451

21

Not existed

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