Nissan Titan. Manual - part 125

 

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Nissan Titan. Manual - part 125

 

 

DLN-72

< SYMPTOM DIAGNOSIS >

[TRANSFER: TX15B]

4WD SHIFT INDICATOR LAMP AND 4LO INDICATOR LAMP DO NOT TURN ON

4WD SHIFT INDICATOR LAMP AND 4LO INDICATOR LAMP DO NOT
TURN ON

Description

INFOID:0000000009886012

4WD shift indicator lamp and 4LO indicator lamp do not turn ON for approx. 1 second when turning ignition

switch to ON.

Diagnosis Procedure

INFOID:0000000009886013

Regarding Wiring Diagram information, refer to 

DLN-62, "Wiring Diagram"

.

1.

CHECK TRANSFER CONTROL UNIT POWER SUPPLY AND GROUND

 Refer to 

DLN-20, "Diagnosis Procedure"

.

Are the inspection results normal?

YES

>> GO TO 2.

NO

>> Repair as necessary.

2.

PERFORM SELF DIAGNOSIS

With CONSULT

Perform self-diagnosis for ALL MODE AWD/4WD.
Is any DTC detected?

YES

>> Check the DTC. Refer to 

DLN-59, "DTC Index"

.

NO

>> GO TO 3.

3.

CHECK 4WD SHIFT INDICATOR LAMP AND 4LO INDICATOR LAMP SIGNAL

With CONSULT

1. Turn ignition switch ON.

CAUTION:

Never start the engine.

2. Check 2WD IND and 4L IND of CONSULT DATA MONITOR for ALL MODE AWD/4WD.
Does the item on DATA MONITOR indicate On?

YES

>> Check combination meter. Refer to 

MWI-4, "Work Flow"

.

NO

>> Replace transfer control unit. Refer to 

DLN-91, "Removal and Installation"

.

4WD SHIFT INDICATOR LAMP OR 4LO INDICATOR LAMP DO NOT CHANGE

DLN-73

< SYMPTOM DIAGNOSIS >

[TRANSFER: TX15B]

C

E

F

G

H

I

J

K

L

M

A

B

DLN

N

O

P

4WD SHIFT INDICATOR LAMP OR 4LO INDICATOR LAMP DO NOT
CHANGE

Description

INFOID:0000000009886014

4WD shift indicator lamp or 4LO indicator lamp do not change when switching the 4WD shift switch.

Diagnosis Procedure

INFOID:0000000009886015

1.

CONFIRM THE SYMPTOM

Confirm 4WD shift indicator lamp and 4LO indicator lamp when ignition switch is turned to ON.
Do 4WD shift indicator lamp and 4LO indicator lamp turn on?

YES

>> GO TO 2.

NO

>> Go to 

DLN-71, "Diagnosis Procedure"

.

2.

CHECK SYSTEM FOR STOP LAMP SWITCH

Perform trouble diagnosis for stop lamp switch system. Refer to 

BRC-45, "Diagnosis Procedure"

.

Are the inspection results normal?

YES

>> GO TO 3.

NO

>> Repair or replace damaged parts.

3.

CHECK SYSTEM FOR 4WD SHIFT SWITCH

Perform trouble diagnosis for 4WD shift switch system. Refer to 

DLN-30, "Description"

.

Are the inspection results normal?

YES

>> GO TO 4.

NO

>> Repair or replace damaged parts.

4.

CHECK SYSTEM FOR WAIT DETECTION SWITCH

Perform trouble diagnosis for wait detection switch system. Refer to 

DLN-36, "Diagnosis Procedure"

.

Are the inspection results normal?

YES

>> GO TO 5.

NO

>> Repair or replace damaged parts.

5.

CHECK SYSTEM FOR 4LO SWITCH

Perform trouble diagnosis for 4LO switch system. Refer to 

DLN-27, "Diagnosis Procedure"

.

Are the inspection results normal?

YES

>> GO TO 6.

NO

>> Repair or replace damaged parts.

6.

CHECK SYSTEM FOR ATP SWITCH

Perform trouble diagnosis for ATP switch system. Refer to 

DLN-79, "Diagnosis Procedure"

.

Are the inspection results normal?

YES

>> GO TO 7.

NO

>> Repair or replace damaged parts.

7.

SYMPTOM CHECK

Check again.
Does the symptom still occur?

YES

>> GO TO 8.

NO

>> Inspection End

8.

CHECK TRANSFER CONTROL UNIT

Check transfer control unit input/output signal. Refer to 

DLN-56, "Reference Value"

.

Are the inspection results normal?

YES

>> GO TO 9.

DLN-74

< SYMPTOM DIAGNOSIS >

[TRANSFER: TX15B]

4WD SHIFT INDICATOR LAMP OR 4LO INDICATOR LAMP DO NOT CHANGE

NO

>> Check transfer control unit pin terminals for damage or loose connection with harness connector.

If any items are damaged, repair or replace damaged parts.

9.

CHECK TRANSFER INNER PARTS

1. Disassemble transfer assembly. Refer to 

DLN-101, "Disassembly and Assembly"

.

2. Check transfer inner parts.
Are the inspection results normal?

YES

>> Inspection End.

NO

>> Repair or replace damaged parts.

ATP WARNING LAMP DOES NOT TURN ON

DLN-75

< SYMPTOM DIAGNOSIS >

[TRANSFER: TX15B]

C

E

F

G

H

I

J

K

L

M

A

B

DLN

N

O

P

ATP WARNING LAMP DOES NOT TURN ON

Description

INFOID:0000000009886016

ATP warning lamp does not turn ON when the transfer case is switched in or out of 4LO with the A/T selector

lever in N position.

Diagnosis Procedure

INFOID:0000000009886017

Regarding Wiring Diagram information, refer to 

DLN-62, "Wiring Diagram"

.

1.

CHECK SYSTEM FOR CAN COMMUNICATION LINE

Perform self-diagnosis. Refer to 

DLN-16, "CONSULT Function (ALL MODE AWD/4WD)"

.

Do the self-diagnostic results indicate CAN communication?

YES

>> Perform trouble diagnosis for CAN communication line. Refer to 

DLN-13, "CAN Communication"

.

NO

>> GO TO 2.

2.

CHECK SYSTEM FOR 4WD SHIFT SWITCH

Perform trouble diagnosis for 4WD shift switch system. Refer to 

DLN-30, "Diagnosis Procedure (With 3 Con-

trol Dial System Without Auto A/C)"

.

Are the inspection results normal?

YES

>> GO TO 3.

NO

>> Repair or replace damaged parts.

3.

CHECK SYSTEM FOR TRANSMISSION RANGE SWITCH SIGNAL

Perform trouble diagnosis for transmission range switch signal system. Refer to 

TM-53, "Diagnosis Proce-

dure"

.

Are the inspection results normal?

YES

>> GO TO 4.

NO

>> Repair or replace damaged parts.

4.

CHECK SYSTEM FOR ATP SWITCH

Perform trouble diagnosis for ATP switch system. Refer to 

DLN-79, "Diagnosis Procedure"

.

Are the inspection results normal?

OK

>> GO TO 5.

NG

>> Repair or replace damaged parts.

5.

CHECK COMBINATION METER

1. Turn ignition switch OFF. (Stay for at least 5 seconds.)

2. Check the combination meter. Refer to 

MWI-28, "CONSULT Function (METER/M&A)"

.

Are the inspection results normal?

YES 

>> GO TO 6.

NO

>> Replace the combination meter. Refer to 

MWI-93, "Removal and Installation"

.

6.

SYMPTOM CHECK

Check again.
Are the inspection results normal?

YES

>> Inspection End.

NO

>> GO TO 7.

7.

CHECK TRANSFER CONTROL UNIT

Check transfer control unit input/output signal. Refer to 

DLN-56, "Reference Value"

.

Are the inspection results normal?

OK

>> GO TO 8.

 

 

 

 

 

 

 

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