Nissan Titan A60. Manual - part 18

ADP-62

< DTC/CIRCUIT DIAGNOSIS >

PEDAL ADJUSTING SWITCH

PEDAL ADJUSTING SWITCH

Description

INFOID:0000000006163507

Pedal adjusting switch is on the instrument panel. The operation signal is input to the driver seat control unit

when the pedal adjusting switch is operated. The pedal adjusting switch signal is sent to the automatic drive

positioner control unit via UART communication.

Component Function Check

INFOID:0000000006163508

1.

 CHECK FUNCTION

1. Select “PEDAL SW-FR”, “PEDAL SW-RR” in “Data monitor” mode with CONSULT-III. 

2. Check pedal adjusting switch signal under the following conditions.

Is the indication normal?

YES

>> Inspection End.

NO

>> Perform diagnosis procedure. Refer to 

ADP-62, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000006163509

Regarding Wiring Diagram information, refer to 

ADP-128, "Wiring Diagram"

.

1.

 CHECK PEDAL ADJUSTING SWITCH SIGNAL

1. Turn ignition switch OFF.

2. Check voltage between driver seat control unit harness connec-

tor and ground.

Is the inspection result normal?

YES

>> GO TO 5

NO

>> GO TO 2

2.

 CHECK PEDAL ADJUSTING SWITCH CIRCUIT

Monitor item

Condition

Status

PEDAL SW-FR

Pedal adjusting switch (forward)

Operate

ON

Release

OFF

PEDAL SW-RR

Pedal adjusting switch (backward)

Operate

ON

Release

OFF

Driver seat 
control unit 

connector

Terminals 

Condition

Voltage (V) 

(Approx.)

(+)

(–)

B202

15

Ground

Pedal ad-

justing 

switch

Operate 

(forward)

0

Release

Battery 
voltage

30

Operate 

(backward)

0

Release

Battery 
voltage

PIIA4591E

PEDAL ADJUSTING SWITCH

ADP-63

< DTC/CIRCUIT DIAGNOSIS >

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1. Disconnect driver seat control unit and pedal adjusting switch.

2. Check continuity between driver seat control unit harness con-

nector and pedal adjusting switch harness connector.

3. Check continuity between driver seat control unit harness con-

nector and ground.

Is the inspection result normal?

YES

>> GO TO 3

NO

>> Repair or replace harness.

3.

 CHECK DRIVER SEAT CONTROL UNIT OUTPUT

1. Connect the driver seat control unit.

2. Turn ignition switch OFF.

3. Check voltage between driver seat control unit harness connec-

tor and ground.

Is the inspection result normal?

YES

>> GO TO 4

NO

>> Replace driver seat control unit. Refer to 

ADP-148, "Removal and Installation"

.

4.

 CHECK PEDAL ADJUSTING SWITCH

Refer to 

ADP-64, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5

NO

>> Replace pedal adjusting switch. Refer to 

IP-11, "Exploded View"

.

5.

 CHECK PEDAL ADJUSTING SWITCH GROUND CIRCUIT

Check continuity between pedal adjusting switch connector M96 ter-

minal 1 and ground.

Is the inspection result normal?

YES

>> GO TO 6

NO

>> Repair or replace harness.

6.

 CHECK INTERMITTENT INCIDENT

Refer to 

GI-39, "Intermittent Incident"

.

Driver seat
control unit 

connector

Terminal

Pedal adjusting 

switch connector

Terminal

Continuity

B202

15

M96

2

Yes

30

3

Driver seat control unit 

connector

Terminal

Ground

Continuity 

B202

15

No

30

LIIA0726E

Driver seat control unit 

connector

Terminals 

Voltage (V) 

(Approx.)

(+)

(–)

B202

15

Ground

Battery voltage

30

PIIA4591E

1 - Ground

: Continuity should exist.

LIIA1015E

ADP-64

< DTC/CIRCUIT DIAGNOSIS >

PEDAL ADJUSTING SWITCH

Is the inspection result normal?

YES

>> Replace automatic drive positioner control unit. Refer to 

ADP-149, "Removal and Installation"

.

NO

>> Repair or replace the malfunctioning part.

Component Inspection

INFOID:0000000006163510

1.

 CHECK PEDAL ADJUSTING SWITCH

1. Turn ignition switch OFF.

2. Disconnect pedal adjusting switch.

3. Check continuity between pedal adjusting switch terminals.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Replace pedal adjusting switch. Refer to 

IP-11, "Exploded View"

.

Terminal

Condition

Continuity

Pedal adjusting switch

1

2

Pedal adjusting switch 
(backward)

Operate

Yes

Release

No

3

Pedal adjusting switch 
(forward)

Operate

Yes

Release

No

LIIA1014E

SEAT MEMORY SWITCH

ADP-65

< DTC/CIRCUIT DIAGNOSIS >

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SEAT MEMORY SWITCH

Description

INFOID:0000000006163511

The seat memory switch is installed on the front door LH trim. The operation signal is input to the automatic

drive positioner control unit when the memory switch is operated.

Component Function Check

INFOID:0000000006163512

1.

 CHECK FUNCTION

1. Select “MEMORY SW 1”, “MEMORY SW 2”, "SET SW" in “Data monitor” mode with CONSULT-III. 

2. Check seat memory switch signal under the following conditions.

Is the indication normal?

YES

>> Inspection End.

NO

>> Perform diagnosis procedure. Refer to 

ADP-65, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000006163513

Regarding Wiring Diagram information, refer to 

ADP-128, "Wiring Diagram"

.

1.

 CHECK MEMORY SWITCH CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect automatic drive positioner control unit and seat

memory switch.

3. Check continuity between automatic drive positioner control unit

harness connector and seat memory switch harness connector.

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

Is the inspection result normal?

YES

>> GO TO 2

NO

>> Repair or replace harness.

Monitor item

Condition

Status

MEMORY SW1

Memory switch 1

Push

ON

Release

OFF

MEMORY SW2

Memory switch 2

Push

ON

Release

OFF

SET SW

Set switch 

Push

ON

Release

OFF

Automatic drive 

positioner control 

unit connector

Terminal

Seat memory 

switch connector

Terminal

Continuity

M33

9

D5

1

Yes

24

3

25

2

Automatic drive positioner

control unit connector

Terminal

Ground

Continuity 

M33

9

No

24

25

PIIA4576E