Infiniti QX56 (JA60). Manual - part 256

 

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Infiniti QX56 (JA60). Manual - part 256

 

 

INTELLIGENT KEY UNIT

DLK-195

< ECU DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

Fail Safe

INFOID:0000000005380595

Fail-safe operation

The Intelligent Key system operation will be interrupted if the Intelligent Key unit loses power or communica-

tion with the BCM.

ABKIA1363GB

DLK-196

< ECU DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

INTELLIGENT KEY UNIT

DTC Inspection Priority Chart

INFOID:0000000005380596

If some DTCs are displayed at the same time, perform inspections one by one based on the following priority

chart.

DTC Index

INFOID:0000000005380597

NOTE:

Details of time display

• CRNT: Displays when there is a malfunction now or after returning to the normal condition until turning igni-

tion switch OFF 

→ ON again.

• 1 - 39: Displayed if any previous malfunction is present when current condition is normal. It increases 1 

→ 2

→ 3...38 → 39 after returning to the normal condition whenever ignition switch OFF → ON. The counter

remains at 39 even if the number of cycles exceeds it. It is counted from 1 again when turning ignition switch

OFF 

→ ON after returning to the normal condition if the malfunction is detected again.

Priority

DTC

1

• U1000: CAN COMM CIRCUIT
• U1010: CONTROL UNIT (CAN)

2

• B2190: NATS ANTENNA AMP
• B2191: DIFFERENCE OF KEY
• B2192: ID DISCORD BCM-ECM
• B2193: CHAIN OF BCM-ECM
• B2194: ID DISCORD IMMU-I-KEY

3

• B2013: ID DISCORD BCM-S/L
• B2552: INTELLIGENT KEY
• B2590: ID DISCORD BCM-I-KEY
• P1610: LOCK MODE
• P1611: ID DISCORD, IMMU-ECM
• P1612: CHAIN OF ECM-IMMU
• P1614: CHAIN OF IMMU-KEY
• P1615: DIFFERENCE OF KEY

CONSULT display

Fail-safe

Freeze Frame Data

•Vehicle Speed

•Odo/Trip Meter

•Vehicle Condition

Intelligent Key warn-

ing lamp ON

Reference page

No DTC is detected.
Further testing
may be required.

U1000: CAN COMM

DLK-58

U1010: CONTROL UNIT(CAN)

DLK-59

B2013: ID DISCORD BCM-S/L

×

×

SEC-28

B2190: NATS ANTENNA AMP

×

SEC-31

B2191: DIFFERENCE OF KEY

×

SEC-34

B2192: ID DISCORD BCM-ECM

×

SEC-35

B2193: CHAIN OF BCM-ECM

×

SEC-37

B2194: ID DISCORD IMMU-I-KEY

×

SEC-38

B2552: INTELLIGENT KEY

×

×

SEC-39

B2590: IID DISCORD BCM-I-KEY

×

×

SEC-40

P1610: LOCK MODE

×

×

SEC-41

P1611: ID DISCORD, IMMU-ECM

×

×

SEC-42

P1612: CHAIN OF ECM-IMMU

×

SEC-44

P1614: CHAIN OF IMMU-KEY

×

×

×

SEC-45

P1615: DIFFERENCE OF KEY

×

×

SEC-48

BACK DOOR CONTROL UNIT

DLK-197

< ECU DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

BACK DOOR CONTROL UNIT

Reference Value

INFOID:0000000005147029

TERMINAL LAYOUT

PHYSICAL VALUES

LIIA2444E

Terminal 

Wire Col-

or

Item

Condition

Voltage (V)

(Approx.)

1

B

Ground

2

B

Ground

3

Y/R

Battery power supply

Battery voltage

4

G

Hazard lamp output

Request to flash hazards

Pulse must be >50ms 

but less than 250ms

5

B/P

Pinch strip ground

6

R

Warning chime output

Back door motor active

Battery voltage

7

G/R

Ignition switch

Ignition switch ON

Battery voltage 

Ignition switch OFF

0

8

GR/B

Back door close switch

Close position ON

0

Neutral position OFF

Battery voltage

9

L

Warning chime ground

10

L/B

Battery power 

Battery voltage

11

Y

Cinch latch motor
CLOSE output

Back door close operation

Battery voltage

12

L

Closure motor
RETURN output

Back door release operation

Battery voltage

13

P/L

Back door close switch

Cancel position

0

Neutral position

5

14

P

Close switch signal

While fully opening back door

PIIA3278E

WIIA1047E

DLK-198

< ECU DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

BACK DOOR CONTROL UNIT

15

O/L

Open switch signal

While fully closing back door

17

GR

Glass hatch ajar signal

Glass hatch OPEN

0

Glass hatch CLOSED

5

18

GR/R

Park switch

P or N position (Ignition is ON)

0

Other (Ignition is ON)

9

19

BR/B

Pinch strip RH

Detecting obstruction

0

Other

5

20

V/G

Pinch strip LH

Detecting obstruction

0

Other

5

21

W/V

Power window serial link

22

BR

Half switch signal

Back door half latch position

23

L/W

Power liftgate switch

ON

0

OFF

Battery voltage

26

V

Outside handle signal

Back door handle switch (at rest)

Battery voltage

Back door handle switch (open)

0

Terminal 

Wire Col-

or

Item

Condition

Voltage (V)

(Approx.)

WIIA1047E

PIIA2344E

PIIA2169E

 

 

 

 

 

 

 

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