Nissan Titan A60. Manual - part 4

ADP-6

< BASIC INSPECTION >

DIAGNOSIS AND REPAIR WORKFLOW

>> GO TO 11

11.

 FINAL CHECK

Perform the DTC confirmation procedure (if DTC is detected) or component function check (if no DTC is

detected) again, and then check that the malfunction can be repaired securely.
Are all malfunctions corrected?

YES

>> Inspection End.

Symptom is detected.>> GO TO 4

DTC is detected.>> GO TO 7

INSPECTION AND ADJUSTMENT

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INSPECTION AND ADJUSTMENT

Preliminary Check

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1.

 FOREIGN OBJECTS

Check the following:

• objects on or behind the seats that could cause binding

• objects under the seats that may be interfering with the seat’s moving parts

• objects under pedals that may interfere with movement
Are there any foreign objects that could be causing interference?

YES

>> Remove objects.

NO

>> GO TO 2

2.

 WIRING CONNECTIONS

1. Disconnect harness connectors.

2. Check terminals for damage or loose connections. 

3. Reconnect harness connectors.
Are any connectors damaged or loose?

YES

>> Repair or replace damaged parts.

NO

>> GO TO 3

3.

 POWER AND GROUND

Check power supply and ground circuits for control unit. Refer to 

ADP-48, "DRIVER SEAT CONTROL UNIT :

Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> Refer to 

ADP-113, "DTC Index"

.

NO

>> Repair or replace as necessary.

Special Repair Requirement

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Refer to Owner’s Manual for Automatic Drive Positioner system operating instructions.

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PRE-INSPECTION FOR DIAGNOSTIC

PRE-INSPECTION FOR DIAGNOSTIC

Basic Inspection

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1.

 CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and ground circuit as shown below.

• Driver seat control unit: Refer to 

ADP-48, "DRIVER SEAT CONTROL UNIT : Diagnosis Procedure"

.

• Automatic drive positioner control unit: Refer to 

ADP-49, "AUTOMATIC DRIVE POSITIONER CONTROL

UNIT : Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 2

NO

>> Repair or replace the malfunctioning part.

2.

 CHECK MANUAL FUNCTION

Check the manual function operations by operating the relevant switches as shown below.

• Seat (slide, reclining, lifting front, lifting rear)

• Pedal assembly (forward, backward)

• Door mirror
Do all manual functions operate normally?

YES

>> GO TO 3

NO (Seat, pedal, door mirror)>>Go to SYMPTOM 1, refer to 

ADP-143, "Symptom Table"

. And, GO TO 4 if

the result of SYMPTOM 1 is OK.

3.

 CHECK MEMORY FUNCTION 1

Register the seat positions (refer to Owner’s Manual) and check that all parts of the seat, pedals, steering

wheel and door mirrors move to their memory positions correctly.
Are the operations normal?

YES

>> Check each malfunction according to the instruction of the SYMPTOM 4, refer to 

ADP-143,

"Symptom Table"

.

No (memory indicator operates normally)>> Go to SYMPTOM 2, refer to 

ADP-143, "Symptom Table"

.

No (memory indicator does not operate normally either)>> GO TO 5

4.

 CHECK MEMORY FUNCTION 2

Register the seat positions (refer to Owner’s Manual) and check that all parts of the seat, pedals and door mir-

rors move to their memory positions correctly.
Are the operations normal?

YES

>> Check intermittent incident. Refer to 

GI-39, "Intermittent Incident"

.

NO

>> GO TO 7

5.

 CHECK SEAT MEMORY SWITCH/MEMORY INDICATOR

Check the seat memory switch/memory switch indicator of the SYMPTOM 5, refer to 

ADP-143, "Symptom

Table"

.

Is the inspection result normal?

YES

>> GO TO 6

NO

>> Repair or replace the malfunctioning part.

6.

 CHECK OPERATION CONDITION

Check the memory operation conditions (refer to 

ADP-11, "AUTOMATIC DRIVE POSITIONER SYSTEM :

System Description"

).

Are all operation conditions fulfilled?

YES

>> Go to SYMPTOM 6, refer to 

ADP-143, "Symptom Table"

.

NO

>> Fulfill the operation conditions. Refer to 

ADP-11, "AUTOMATIC DRIVE POSITIONER SYSTEM :

System Description"

.

7.

 CHECK MECHANISM

Check for the following.

• Mechanism deformation or pinched foreign materials.

PRE-INSPECTION FOR DIAGNOSTIC

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• Interference with other parts because of poor installation.
Is any malfunction present in the relevant parts?

YES

>> Go to SYMPTOM 3, refer to 

ADP-143, "Symptom Table"

.

NO

>> Repair or replace the malfunctioning part.