Infiniti QX56 (Z62). Manual - part 7

SYSTEM

ADP-21

< SYSTEM DESCRIPTION >

C

D

E

F

G

H

I

K

L

M

A

B

ADP

N

O

P

DETAIL FLOW

Fail Safe

INFOID:0000000006248315

The fail-safe mode may be activated if the following symptoms are observed.

Item

Request status

Ignition position

OFF

Intelligent key interlock function

Registered

Steering lock unit status

LOCK

Switch inputs
• Power seat switch
• Tilt & telescopic switch
• Door mirror control switch
• Set switch
• Memory switch

OFF

(Not operated)

A/T shift selector

P position

Order

Input

Output

Control unit condition

1

• Door unlock signal 

(CAN)

• Key ID signal (CAN)

—

Driver seat control unit receives unlock signal and key ID signal from 
BCM, when driver seat control unit is unlocked by Intelligent Key or 
driver side door request switch.

2

—

—

Driver seat control unit performs the seat slide and steering tilt move 
directly to the exit assist function. Other loads move to the exit assist 
function after performing memory function.

3

—

—

Driver seat control unit performs the entry assist function.

Operating in

fail-safe mode

Malfunction Item

Related 

DTC

Diagnosis

Only manual functions operate normally.

CAN communication

U1000

ADP-56

CONTROL UNIT

U1010

ADP-57

EEPROM

B2130

ADP-66

Only manual functions, except door mirror, operate normally.

UART communication

B2128

ADP-64

Only manual functions, except seat sliding, operate normally.

Seat sliding output

B2112

ADP-58

Only manual functions, except seat reclining, operate normally.

Seat reclining output

B2113

ADP-60

Only manual functions, except steering tilt, operate normally.

Steering column tilt output

B2116

ADP-62

ADP-22

< SYSTEM DESCRIPTION >

DIAGNOSIS SYSTEM (DRIVER SEAT CONTROL UNIT)

DIAGNOSIS SYSTEM (DRIVER SEAT CONTROL UNIT)

CONSULT-III Function

INFOID:0000000006248316

The automatic drive positioner system can be checked and diagnosed for component operation using CON-
SULT-III. 

APPLICATION ITEMS

SELF-DIAGNOSIS RESULTS

Refer to 

ADP-31, "DTC Index"

.

DATA MONITOR

Diagnostic mode

Description

Ecu Identification

Displays part numbers of driver seat control unit.

Self Diagnostic Result

Performs self-diagnosis for the auto drive positioner system and displays the results.

Data Monitor

Displays input signals transmitted from various switches and sensors to driver seat control unit 
in real time.

Active Test

Drives each output unit.

Work support

Changes the setting for each system function.

Monitor Item

Unit

Main

Signals

Selection 

From 

Menu

Contents

STARTER SW

“ON/OFF”

×

×

Ignition key switch ON (START, ON) /OFF (ACC, OFF) sta-
tus judged from the ignition switch signal.

SET SW

“ON/OFF”

×

×

ON/OFF status judged from the setting switch signal.

MEMORY SW 1

“ON/OFF”

×

×

ON/OFF status judged from the seat memory switch 1 sig-
nal.

MEMORY SW 2

“ON/OFF”

×

×

ON/OFF status judged from the seat memory switch 2 sig-
nal.

DETENT SW

“ON/OFF”

×

×

The A/T shift selector position “OFF (P position) / ON (other 
than P position)” judged from the detention switch signal.

STEERING STATUS

“LOCK/UN-

LOCK”

×

×

LOCK/UNLOCK status judged from steering lock unit.

SLIDE SW–FR

“ON/OFF”

×

×

ON/OFF status judged from the sliding switch (forward) sig-
nal.

SLIDE SW–RR

“ON/OFF”

×

×

ON/OFF status judged from the sliding switch (backward) 
signal.

RECLN SW–FR

“ON/OFF”

×

×

ON/OFF status judged from the reclining switch (forward) 
signal.

RECLN SW–RR

“ON/OFF”

×

×

ON/OFF status judged from the reclining switch (backward) 
signal.

LIFT FR SW–UP

“ON/OFF”

×

×

ON/OFF status judged from the lifting switch front (up) sig-
nal.

LIFT FR SW–DN

“ON/OFF”

×

×

ON/OFF status judged from the lifting switch front (down) 
signal.

LIFT RR SW–UP

“ON/OFF”

×

×

ON/OFF status judged from the lifting switch rear (up) sig-
nal.

LIFT RR SW–DN

“ON/OFF”

×

×

ON/OFF status judged from the lifting switch rear (down) 
signal.

TILT SW-UP

“ON/OFF”

×

×

ON/OFF status judged from the tilt switch (up) signal.

TILT SW-DOWN

“ON/OFF”

×

×

ON/OFF status judged from the tilt switch (down) signal.

DIAGNOSIS SYSTEM (DRIVER SEAT CONTROL UNIT)

ADP-23

< SYSTEM DESCRIPTION >

C

D

E

F

G

H

I

K

L

M

A

B

ADP

N

O

P

TELESCO SW-FR

“ON/OFF”

×

×

ON/OFF status judged from the telescoping switch (for-
ward) signal.

TELESCO SW-RR

“ON/OFF”

×

×

ON/OFF status judged from the telescoping switch (back-
ward) signal.

MIR CON SW–UP

“ON/OFF”

×

×

ON/OFF status judged from the mirror switch (up) signal.

MIR CON SW–DN

“ON/OFF”

×

×

ON/OFF status judged from the mirror switch (down) signal.

MIR CON SW–RH

“ON/OFF”

×

×

ON/OFF status judged from the door mirror remote control 
switch (passenger side) signal.

MIR CON SW–LH

“ON/OFF”

×

×

ON/OFF status judged from the door mirror remote control 
switch (driver side) signal.

MIR CHNG SW–R

“ON/OFF”

×

×

ON/OFF status judged from the door mirror remote control 
switch (switching to right) signal.

MIR CHNG SW–L

“ON/OFF”

×

×

ON/OFF status judged from the door mirror remote control 
switch (switching to left) signal.

VEHICLE SPEED

—

×

×

Display the vehicle speed signal received from combination 
meter by numerical value [km/h].

P RANG SW CAN

“ON/OFF”

×

×

ON/OFF status judged from the P range switch signal.

R RANGE (CAN)

“ON/OFF”

×

×

ON/OFF status judged from the R range switch signal.

DOOR SW–FL

“ON/OFF”

×

×

ON/OFF status judged from the door switch (front driver 
side) signal.

DOOR SW–FR

“ON/OFF”

×

×

ON/OFF status judged from the door switch (front passen-
ger side) signal.

IGN ON SW

“ON/OFF”

×

×

ON/OFF status judged from the ignition switch signal.

ACC ON SW

“ON/OFF”

×

×

ON/OFF status judged from the ACC switch signal.

KEY ON SW

“ON/OFF”

×

×

ON/OFF status judged from the key on switch signal.

KEYLESS ID

—

×

×

Key ID status judged from the key ID signal.

KYLS DR UNLK

“ON/OFF”

×

×

ON/OFF status judged from the driver side door unlock ac-
tuator output switch signal.

VHCL SPEED (ABS)

“ON/OFF”

×

×

ON/OFF status judged from vehicle speed signal.

HANDLE

“RHD/LHD”

×

×

RHD/LHD status judged from handle position signal.

TRANSMISSION

“AT or CVT/

MT”

×

×

AT or CVT/MT status judged from transmission.

SLIDE PULSE

—

–

×

Value (32768) when battery connections are standard. If it 
moves backward, the value increases. If it moves forward, 
the value decreases.

RECLN PULSE

—

–

×

Value (32768) when battery connections are standard. If it 
moves backward, the value increases. If it moves forward, 
the value decreases.

LIFT FR PULSE

—

–

×

Value (32768) when battery connections are standard. If it 
moves DOWN, the value increases. If it moves UP, the val-
ue decreases.

LIFT RR PULSE

—

–

×

Value (32768) when battery connections are standard. If it 
moves DOWN, the value increases. If it moves UP, the val-
ue decreases.

MIR/SEN RH U–D

“V”

–

×

Voltage input from door mirror sensor (passenger side) up/
down is displayed.

MIR/SEN RH R–L

“V”

–

×

Voltage input from door mirror sensor (passenger side) left/
right is displayed.

MIR/SEN LH U–D

“V”

–

×

Voltage input from door mirror sensor (driver side) up/down 
is displayed.

Monitor Item

Unit

Main

Signals

Selection 

From 

Menu

Contents

ADP-24

< SYSTEM DESCRIPTION >

DIAGNOSIS SYSTEM (DRIVER SEAT CONTROL UNIT)

ACTIVE TEST

CAUTION:

When driving vehicle, do not perform active test.

WORK SUPPORT

MIR/SEN LH R–L

“V”

–

×

Voltage input from door mirror sensor (driver side) left/right 
is displayed.

TILT PULSE

—

–

×

Value (32768) when battery connections are standard. If it 
moves DOWN, the value increases. If it moves UP, the val-
ue decreases.

TELESCO PULSE

—

–

×

Value (32768) when battery connections are standard. If it 
moves backward, the value increases. If it moves forward, 
the value decreases.

Monitor Item

Unit

Main

Signals

Selection 

From 

Menu

Contents

Test item

Description

SEAT SLIDE

Activates/deactivates the sliding motor.

SEAT RECLINING

Activates/deactivates the reclining motor.

SEAT LIFTER FR

Activates/deactivates the lifting motor (front).

SEAT LIFTER RR

Activates/deactivates the lifting motor (rear).

TILT MOTOR

Activates/deactivates the tilt motor.

TELESCO MOTOR

Activates/deactivates the telescopic motor.

MIRROR MOTOR RH

Activates/deactivates the mirror motor (passenger side).

MIRROR MOTOR LH

Activates/deactivates the mirror motor (driver side).

MEMORY SW INDCTR

Turns ON/OFF the memory indicator.

Work item

Content

Item

SEAT SLIDE VOLUME SET

The amount of seat sliding for entry/exit assist can be selected 
from 3 items.

40 mm

80 mm

150 mm

EXIT TILT SETTING

Entry/exit assist (steering column) can be selected: 
ON (operated) – OFF (not operated)

ON

OFF

EXIT SEAT SLIDE SETTING

Entry/exit assist (seat) can be selected: 
ON (operated) – OFF (not operated)

ON

OFF