Infiniti FX35, FX50 (S51). Manual - part 1876

SELECTOR LEVER POSITION INDICATOR

TM-311

< DTC/CIRCUIT DIAGNOSIS >

[7AT: RE7R01B (VK50VE)]

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SELECTOR LEVER POSITION INDICATOR

Description

INFOID:0000000005523172

Indicates selector lever position.

Component Function Check

INFOID:0000000005523173

1.

CHECK SELECTOR LEVER POSITION INDICATOR (PART 1)

1.

Turn ignition switch ON.

2.

Check that each position indicator lamp of the selector lever position indicator turns on when shifting the
selector lever from “P” to “M” position. 

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Go to 

TM-311, "Diagnosis Procedure"

.

2.

CHECK SELECTOR LEVER POSITION INDICATOR (PART 2)

Check that the night illumination of the selector lever position indicator turns on when setting the lighting
switch in 1st position.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Go to 

TM-311, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000005523174

1.

CHECK MALFUNCTIONING ITEM

Which item is abnormal?

Position indicator lamp>> GO TO 2.
Illumination lamp>> GO TO 11.

2.

CHECK POWER SOURCE

1.

Turn ignition switch OFF.

2.

Disconnect A/T shift selector connector.

3.

Turn ignition switch ON.

4.

Check voltage between A/T shift selector vehicle side harness connector terminals.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 8.

3.

CHECK GROUND CIRCUIT

1.

Turn ignition switch OFF.

2.

Check continuity between A/T shift selector vehicle side harness connector terminal and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace damaged parts.

4.

CHECK SHIFT POSITION SWITCH

A/T shift selector vehicle side harness connector

Ground

Voltage (Approx.)

Connector

Terminal

M137

10

Battery voltage

A/T shift selector vehicle side harness connector

Ground

Continuity

Connector

Terminal

M137

4

Existed

TM-312

< DTC/CIRCUIT DIAGNOSIS >

[7AT: RE7R01B (VK50VE)]

SELECTOR LEVER POSITION INDICATOR

1.

Disconnect shift position switch connector.

2.

Check continuity between A/T shift selector harness connector terminals and shift position switch connec-
tor terminals.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace damaged parts. Refer to 

TM-350, "Exploded View"

.

5.

CHECK HARNESS BETWEEN SHIFT POSITION SWITCH AND SELECTOR LEVER POSITION INDICA-

TOR (PART 1)

1.

Disconnect selector lever position indicator connector.

2.

Check continuity between shift position switch harness connector terminals and selector lever position
indicator connector terminals.

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Repair or replace damaged parts. Refer to 

TM-350, "Exploded View"

.

6.

CHECK HARNESS BETWEEN SHIFT POSITION SWITCH AND SELECTOR LEVER POSITION INDICA-

TOR (PART 2)

Check harness cladding between shift position switch connector and selector lever position indicator connec-
tor for damage.

Is the inspection result normal?

YES

>> GO TO 7.

NO

>> Repair or replace damaged parts. Refer to 

TM-350, "Exploded View"

.

7.

CHECK SELECTOR LEVER POSITION INDICATOR

Check selector lever position indicator. Refer to 

TM-314, "Component Inspection (Selector Lever Position Indi-

cator)"

.

A/T shift selector harness connector

Shift position switch connector

Condition

Continuity

Connector

Terminal

Connector

Terminal

M137

4

M221

7

Selector lever in “D” 
position.

Existed

2, 3, 4, 5, 6, 9, 10, 11

No existed

9

Selector lever in “M” 
position.

Existed

2, 3, 4, 5, 6, 7, 10, 11

No existed

10

2, 6

Selector lever in “N” 
and “M” position.

Existed

3, 4, 5, 7, 9, 10, 11

No existed

3, 6

Selector lever in “D” 
position.

Existed

2, 4, 5, 7, 9, 10, 11

No existed

4, 6

Selector lever in “R” 
position.

Existed

2, 3, 5, 7, 9, 10, 11

No existed

5, 6

Selector lever in “P” 
position.

Existed

2, 3, 4, 7, 9, 10, 11

No existed

Shift position switch harness connector

Selector lever position indicator harness connector

Continuity

Connector

Terminal

Connector

Terminal

M221

2

M223

3

Existed

3

4

4

5

5

7

6

6

7

8

9

2

SELECTOR LEVER POSITION INDICATOR

TM-313

< DTC/CIRCUIT DIAGNOSIS >

[7AT: RE7R01B (VK50VE)]

C

E

F

G

H

I

J

K

L

M

A

B

TM

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O

P

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to 

GI-36, "Intermittent Incident"

.

NO

>> Replace damaged parts.

8.

CHECK HARNESS BETWEEN A/T SHIFT SELECTOR AND BCM (PART 1)

1.

Turn ignition switch OFF.

2.

Disconnect BCM connector.

3.

Check continuity between A/T shift selector vehicle side harness connector terminal and BCM vehicle
side harness connector terminal.

Is the inspection result normal?

YES

>> GO TO 9.

NO

>> Repair or replace damaged parts.

9.

CHECK HARNESS BETWEEN A/T SHIFT SELECTOR AND BCM (PART 2)

Check continuity between A/T shift selector vehicle side harness connector terminal and ground.

Is the inspection result normal?

YES

>> GO TO 10.

NO

>> Repair or replace damaged parts.

10.

CHECK BCM INPUT/OUTPUT SIGNAL

Check BCM input/output signal. Refer to 

BCS-45, "Reference Value"

.

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to 

GI-36, "Intermittent Incident"

.

NO

>> Repair or replace damaged parts.

11.

CHECK POWER SOURCE

1.

Turn ignition switch OFF.

2.

Disconnect A/T shift selector connector.

3.

Turn ignition switch ON.

4.

Check voltage between A/T shift selector vehicle side harness connector terminals.

Is the inspection result normal?

YES

>> GO TO 12.

NO

>> Check illumination circuit. Refer to 

INL-89, "Wiring Diagram - ILLUMINATION -"

.

12.

CHECK SHIFT POSITION SWITCH

1.

Disconnect shift position switch connector.

2.

Check continuity between A/T shift selector harness connector terminals and shift position switch connec-
tor terminals. 

A/T shift selector vehicle side harness connector

BCM vehicle side harness connector

Continuity

Connector

Terminal

Connector

Terminal

M137

10

M122

96

Existed

A/T shift selector vehicle side harness connector

Ground

Continuity

Connector

Terminal

M137

10

Not existed

A/T shift selector vehicle side harness connector

Condition

Voltage (Approx.)

Connector

Terminal

+

−

M137

7

9

Lighting switch 1ST

Battery voltage

TM-314

< DTC/CIRCUIT DIAGNOSIS >

[7AT: RE7R01B (VK50VE)]

SELECTOR LEVER POSITION INDICATOR

Is the inspection result normal?

YES

>> GO TO 13.

NO

>> Repair or replace damaged parts. Refer to 

TM-350, "Exploded View"

.

13.

CHECK HARNESS BETWEEN SHIFT POSITION SWITCH AND SELECTOR LEVER POSITION INDI-

CATOR (PART 3)

1.

Disconnect selector lever position indicator connector.

2.

Check continuity between shift position switch harness connector terminals and selector lever position
indicator connector terminals.

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Repair or replace damaged parts. Refer to 

TM-350, "Exploded View"

.

Component Inspection (Selector Lever Position Indicator)

INFOID:0000000005523175

1.

CHECK SELECTOR LEVER POSITION INDICATOR

Check that selector lever position indicator lamps turn on.

CAUTION:

Connect the fuse between the terminals when applying the voltage.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace the selector lever position indicator. Refer to 

TM-350, "Exploded View"

.

A/T shift selector harness connector

Shift position switch connector

Continuity

Connector

Terminal

Connector

Terminal

M137

7

M221

10

Existed

2, 3, 4, 5, 6, 7, 9, 11

No existed

9

11

Existed

2, 3, 4, 5, 6, 7, 9, 10

No existed

Shift position switch harness connector

Selector lever position indicator harness connector

Continuity

Connector

Terminal

Connector

Terminal

M221

10

M223

1

Existed

11

9

Selector lever position indicator connector

Condition

Status

Connector

Terminal

+ (fuse)

−

M223

1

9

Apply 12 V direct current be-
tween terminals 1 and 9. 

Illumination lamp turns on.

3

8

Apply 12 V direct current be-
tween terminals 3 and 8. 

“N” position indicator lamp 
turns on.

4

Apply 12 V direct current be-
tween terminals 4 and 8. 

“D” position indicator lamp 
turns on.

5

Apply 12 V direct current be-
tween terminals 5 and 8. 

“R” position indicator lamp 
turns on.

7

Apply 12 V direct current be-
tween terminals 7 and 8. 

“P” position indicator lamp 
turns on.

6

2

Apply 12 V direct current be-
tween terminals 6 and 2. 

“M” mode indicator lamp 
turns on.