Nissan Qashqai (2007-2010). Manual - part 1021

INTELLIGENT KEY UNIT

DLK-163

< ECU DIAGNOSIS >

[WITH I-KEY, WITHOUT SUPER LOCK]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

DTC Inspection Priority Chart

INFOID:0000000001070419

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

DTC Index

INFOID:0000000001070420

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 like 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.

Display contents of CONSULT-III

Fail-safe

Cancellation

B2013: STRG COMM 1

• Inhibits steering look unlocking

Erase DTC

B2552: INTELLIGENT KEY

• Inhibits steering look unlocking
• Inhibits  engine cranking

(BCM)

• Fuel  cut

(ECM)

Erase DTC

B2590: NATS MALFUNCTION

• Inhibits steering look unlocking
• Inhibits  engine cranking

(BCM)

• Fuel  cut

(ECM)

Erase DTC

Priority

DTC

1

• U1000: CAN COMM CIRCUIT
• U1010: CONTROL UNIT (CAN)
• B2552: INTELIGENT KEY

2

• B2013: STRG COMM 1
• B2590: NATS MALFUNCTION

CONSULT display

Detection condition

Fail-safe

Diagnosis

No DTC is detected.
further testing
may be required.

—

—

—

U1000: CAN COMM CIRCUIT

Intelligent Key unit cannot receive CAN communi-
cation signal continuously for 2 seconds or more.

—

Check CAN communi-
cation system.
Refer to 

DLK-68

U1010: CONTROL UNIT (CAN)

Intelligent Key unit detects internal CAN communi-
cation circuit malfunction.

—

Replace Intelligent Key 
unit.

B2013: STRG COMM 1

The ID verification result between Intelligent key 
unit and steering lock unit are NG. Or Intelligent Key 
unit cannot communicate with steering lock unit.

×

Perform steering lock 
unit ID registration with 
CONSULT-III

B2552: INTELLIGENT KEY

Intelligent Key unit internal malfunction.

×

Replace Intelligent Key 
unit.

B2590: NATS MALFUNCTION

The ID verification result between Intelligent key 
unit and BCM are NG. Or Intelligent Key unit cannot 
communicate with BCM.

×

Check NATS
Refer to 

SEC-43

DLK-164

< ECU DIAGNOSIS >

[WITH I-KEY, WITHOUT SUPER LOCK]

BCM (BODY CONTROL MODULE)

BCM (BODY CONTROL MODULE)

Reference Value

INFOID:0000000001097037

VALUES ON THE DIAGNOSIS TOOL

Monitor Item

Condition

Value/Status

ACC ON SW

Ignition switch OFF

OFF

Ignition switch ACC or ON

ON

AIR COND SW

A/C switch OFF

OFF

A/C switch ON

ON

AUT LIGHT SYS

Outside of the room is dark

OFF

Outside of the room is bright

ON

AUTO LIGHT SW

Lighting switch OFF

OFF

Lighting switch AUTO

ON

BACK DOOR SW

Back door closed

OFF

Back door opened

ON

BATTERY VOLT
NOTE:
Diesel engine models 
only

Ignition switch ON

Approximately the same as power 
supply voltage

BUCKLE SW

Driver's seat belt unfastened

OFF

Driver's seat belt fastened

ON

CDL LOCK SW

Door lock/unlock switch does not operate

OFF

Press door lock/unlock switch to the LOCK side

ON

CDL UNLOCK SW

Door lock/unlock switch does not operate

OFF

Press door lock/unlock switch to the UNLOCK side

ON

DOOR SW-AS

Passenger door closed

OFF

Passenger door opened

ON

DOOR SW-DR

Driver door closed

OFF

Driver door opened

ON

DOOR SW-RL

Rear LH door closed

OFF

Rear LH door opened

ON

DOOR SW-RR

Rear RH door closed

OFF

Rear RH door opened

ON

ELEC PWR CUT
NOTE:
Diesel engine models 
only

Engine running

Fan switch ON (when engine coolant is 
cool)
NOTE:
Depending on the ambient tempera-
ture, battery voltage, etc.

OFF

The current status maintained with the 
signal from ECM received.

FREEZ

• Fan switch OFF
• Fan switch ON after engine warming 

UP
NOTE:
Depending on the engine coolant 
temperature, ambient temperature, 
battery voltage, etc.

INHBT

BCM (BODY CONTROL MODULE)

DLK-165

< ECU DIAGNOSIS >

[WITH I-KEY, WITHOUT SUPER LOCK]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

ENG COOLNT T
NOTE:
Diesel engine models 
only

Engine running

Approximately the same as water 
temperature gauge reading

ENGINE RPM
NOTE:
Diesel engine models 
only

Engine running

Approximately the same as tachom-
eter reading

ENGINE RUN

Engine stopped

OFF

Engine running

ON

ENGINE STATUS
NOTE:
Diesel engine models 
only

Engine stopped

STOP

While the engine stalls

STALL

Engine running

RUN

At engine cranking

CRA

FAN ON SIG

Fan switch OFF

OFF

Fan switch ON

ON

FR FOG SW

Front fog lamp switch OFF

OFF

Front fog lamp switch ON

ON

FR WASHER SW

Front washer switch OFF

OFF

Front washer switch ON

ON

FR WIPER LOW

Front wiper switch OFF

OFF

Front wiper switch LO

ON

FR WIPER HI

Front wiper switch OFF

OFF

Front wiper switch HI

ON

FR WIPER INT

Front wiper switch OFF

OFF

Front wiper switch INT

ON

FR WIPER STOP

Any position other than front wiper stop position

OFF

Front wiper stop position

ON

HAZARD SW

When hazard switch is not pressed

OFF

When hazard switch is pressed

ON

HEAD LAMP SW 1

Lighting switch OFF

OFF

Lighting switch 2ND

ON

HEAD LAMP SW 2

Lighting switch OFF

OFF

Lighting switch 2ND

ON

HI BEAM SW

Lighting switch OFF

OFF

Lighting switch HI

ON

HOOD SW

Close the hood
NOTE:
Vehicles without theft warning system are OFF-fixed

OFF

Open the hood

ON

H/L WASH SW

NOTE:
The item is indicated, but not monitored

OFF

IGN ON SW

Ignition switch OFF or ACC

OFF

Ignition switch ON

ON

IGN SW CAN

Ignition switch OFF or ACC

OFF

Ignition switch ON

ON

INT VOLUME

Wiper intermittent dial is in a dial position 1 - 7

1 - 7

Monitor Item

Condition

Value/Status

DLK-166

< ECU DIAGNOSIS >

[WITH I-KEY, WITHOUT SUPER LOCK]

BCM (BODY CONTROL MODULE)

I-KEY LOCK

LOCK button of Intelligent Key is not pressed

OFF

LOCK button of Intelligent Key is pressed

ON

I-KEY UNLOCK

UNLOCK button of Intelligent Key is not pressed

OFF

UNLOCK button of Intelligent Key is pressed

ON

KEY ON SW

Mechanical key is removed from key cylinder

OFF

Mechanical key is inserted to key cylinder

ON

KEYLESS LOCK

LOCK button of key fob is not pressed

OFF

LOCK button of key fob is pressed

ON

KEYLESS UNLOCK

UNLOCK button of key fob is not pressed

OFF

UNLOCK button of key fob is pressed

ON

LIT-SEN FAIL

Light & rain sensor is in normal condition

OK

Light & rain sensor is with internal error

NOTOK

OIL PRESS SW

• Ignition switch OFF or ACC
• Engine running

OFF

Ignition switch ON

ON

OUT SIDE TEMP
NOTE:
Diesel engine models

Ignition switch ON

Approximately the same as outside 
air temperature

PASSING SW

Other than lighting switch PASS

OFF

Lighting switch PASS

ON

PUSH SW

Return to ignition switch to LOCK position

OFF

Press ignition switch

ON

REAR DEF SW

Rear window defogger switch OFF

OFF

Rear window defogger switch ON

ON

RKE LOCK AND UN-
LOCK

NOTE:
The item is indicated, but not monitored

OFF

ON

RR FOG SW

Rear fog lamp switch OFF

OFF

Rear fog lamp switch ON

ON

RR WASHER SW

Rear washer switch OFF

OFF

Rear washer switch ON

ON

RR WIPER INT

Rear wiper switch OFF

OFF

Rear wiper switch INT

ON

RR WIPER ON 

Rear wiper switch OFF

OFF

Rear wiper switch ON

ON

RR WIPER STOP

Rear wiper stop position

OFF

Other than rear wiper stop position

ON

SHOCK SENSOR

Ignition switch ON

NOMAL

After the reception of air bag deployment signal from air bag diag-
nosis sensor unit

OFF

During the reception of air bag deployment signal from air bag diag-
nosis sensor unit

ON

TAIL LAMP SW

Lighting switch OFF

OFF

Lighting switch 1ST

ON

TRNK OPNR SW

When back door opener switch is not pressed

OFF

When back door opener switch is pressed

ON

Monitor Item

Condition

Value/Status