Nissan Xterra. Manual - part 663

MAIN POWER SUPPLY AND GROUND CIRCUIT

TM-165

< DTC/CIRCUIT DIAGNOSIS >

[5AT: RE5R05A]

C

E

F

G

H

I

J

K

L

M

A

B

TM

N

O

P

3. Check continuity between A/T assembly harness connector ter-

minals and ground.

If OK, check harness for short to ground and short to power.

OK or NG

OK

>> GO TO 5.

NG

>> Repair open circuit or short to ground or short to power

in harness or connectors.

5.

DETECT MALFUNCTIONING ITEM

Check the following.

• The A/T assembly harness connector terminals for damage or loose connection with harness connector.
OK or NG

OK

>> GO TO 6.

NG

>> Repair or replace damaged parts.

6.

PERFORM SELF-DIAGNOSIS

Perform self-diagnosis. Refer to 

TM-103, "CONSULT Function (TRANSMISSION)"

.

OK or NG

OK

>> INSPECTION END

NG-1 >> Self-diagnosis does not activate: GO TO 7.

NG-2 >> DTC is displayed: Check the malfunctioning system. Refer to 

TM-103, "CONSULT Function

(TRANSMISSION)"

.

7.

CHECK TERMINAL CORD ASSEMBLY

1. Remove control valve with TCM. Refer to 

TM-234, "Removal and Installation"

.

2. Disconnect A/T assembly harness connector and TCM connector.

3. Check continuity between A/T assembly harness connector ter-

minals and TCM connector terminals.

4. Check continuity between A/T assembly harness connector ter-

minals and TCM connector terminals.

5. If OK, check harness for short to ground and short to power.
OK or NG

OK

>> Replace the control valve with TCM. Refer to 

TM-234, "Removal and Installation"

.

NG

>> Replace open circuit or short to ground and short to power in harness or connectors.

Item

Connector

Terminal

Continuity

A/T assembly harness connector

F9

5, 10 - Ground

Yes

SCIA2106E

Item

Connector

Terminal

Continuity

A/T assembly harness connector

F9

1

Yes

TCM connector 

F502

9

A/T assembly harness connector

F9

2

Yes

TCM connector 

F502

10

A/T assembly harness connector

F9

6

Yes

TCM connector 

F502

4

SCIA5464E

Item

Connector

Terminal

Continuity

A/T assembly harness connector

F9

5

Yes

TCM connector 

F504

21

A/T assembly harness connector

F9

10

Yes

TCM connector 

F504

22

SCIA5465E

TM-166

< DTC/CIRCUIT DIAGNOSIS >

[5AT: RE5R05A]

CLOSED THROTTLE POSITION AND WIDE OPEN THROTTLE POSITION CIR-

CUIT

CLOSED THROTTLE POSITION AND WIDE OPEN THROTTLE POSITION
CIRCUIT

CONSULT Reference Value in Data Monitor Mode

INFOID:0000000009485566

Diagnosis Procedure

INFOID:0000000009485567

1.

CHECK CAN COMMUNICATION LINE

Perform the self-diagnosis. Refer to 

TM-103, "CONSULT Function (TRANSMISSION)"

.

Is a malfunction in the CAN communication indicated in the results?

YES

>> Check CAN communication line. Refer to 

TM-112

.

NO

>> GO TO 2.

2.

CHECK THROTTLE POSITION SIGNAL CIRCUIT

With CONSULT

1. Turn ignition switch “ON”. (Do not start engine.)

2. Select “ECU INPUT SIGNALS” in “DATA MONITOR” mode for “TRANSMISSION” with CONSULT.

3. Depress accelerator pedal and read out the value of “CLSD THL POS” and “W/O THL POS”.
OK or NG

OK

>> INSPECTION END

NG

>> Check the following. If NG, repair or replace damaged parts.

• Perform the self-diagnosis for “ENGINE” with CONSULT.

• Open circuit or short to ground or short to power in harness or connectors.

• Pin terminals for damage or loose connection with harness connector.

Item name

Condition 

Display value

CLSD THL POS

Released accelerator pedal.

ON

Fully depressed accelerator pedal.

OFF

W/O THL POS

Fully depressed accelerator pedal.

ON

Released accelerator pedal.

OFF

BRAKE SIGNAL CIRCUIT

TM-167

< DTC/CIRCUIT DIAGNOSIS >

[5AT: RE5R05A]

C

E

F

G

H

I

J

K

L

M

A

B

TM

N

O

P

BRAKE SIGNAL CIRCUIT

CONSULT Reference Value in Data Monitor Mode

INFOID:0000000009485568

Diagnosis Procedure

INFOID:0000000009485569

1.

CHECK CAN COMMUNICATION LINE

Perform the self-diagnosis. Refer to 

TM-103, "CONSULT Function (TRANSMISSION)"

.

Is a malfunction in the CAN communication indicated in the results?

YES

>> Check CAN communication line. Refer to 

TM-112

.

NO

>> GO TO 2.

2.

CHECK STOP LAMP SWITCH CIRCUIT

With CONSULT

1. Turn ignition switch “ON”. (Do not start engine.)

2. Select “ECU INPUT SIGNALS” in “DATA MONITOR” mode for “TRANSMISSION” with CONSULT.

3. Read out ON/OFF switching action of the “BRAKE SW”.
OK or NG

OK

>> INSPECTION END

NG

>> GO TO 3.

3.

CHECK STOP LAMP SWITCH

Check continuity between stop lamp switch harness connector termi-

nals 1 and 2.

Check stop lamp switch after adjusting brake pedal — refer to

BR-15, "Inspection and Adjustment"

.

OK or NG

OK

>> Check the following. If NG, repair or replace damaged parts.

• Harness for short or open between battery and stop lamp switch.

• Harness for short or open between stop lamp switch and combination meter.

NG

>> Repair or replace the stop lamp switch.

Item name

Condition

Display value

BRAKE SW

Depressed brake pedal.

ON

Released brake pedal.

OFF

Item

Condition

Terminal

Continuity

Stop lamp 

switch harness 

connector

When brake pedal is de-
pressed

1 - 2

Yes

When brake pedal is released

No

SCIA2144E

TM-168

< DTC/CIRCUIT DIAGNOSIS >

[5AT: RE5R05A]

A/T SHIFT LOCK SYSTEM

A/T SHIFT LOCK SYSTEM

Description

INFOID:0000000009485570

Refer to 

TM-100, "System Description"

.

Diagnosis Procedure

INFOID:0000000009485571

Regarding Wiring Diagram information, refer to 

TM-186, "Wiring Diagram"

.

1.

CHECK KEY INTERLOCK CABLE

Check key interlock cable for damage.
Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair key interlock cable. Refer to 

TM-244, "Removal and Installation"

.

2.

CHECK SELECTOR LEVER

Check selector lever for damage. Refer to 

TM-231, "Inspection and Adjustment"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair selector lever. Refer to 

TM-230, "Removal and Installation"

.

3.

CHECK INPUT SIGNAL

1. Turn ignition switch ON.

2. Check voltage between A/T shift selector connector M156 termi-

nal 1 and ground.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> GO TO 4.

4.

CHECK STOP LAMP SWITCH

1. Turn ignition switch OFF.

2. Disconnect stop lamp switch connector.

3. Check continuity between stop lamp switch terminals 3 and 4.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace damaged parts.

5.

CHECK GROUND CIRCUIT

Brake pedal depressed

: Battery voltage

Brake pedal released

: 0V

AWDIA0583ZZ

Brake pedal depressed

: Continuity should exist

Brake pedal released

: Continuity should not exist

AWDIA0419ZZ