Nissan Qashqai (2007-2010). Manual — part 781

DIAGNOSIS SYSTEM (AIRBAG)

SRC-11

< FUNCTION DIAGNOSIS >

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SRC

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DIAGNOSTIC PROCEDURE (User mode)

Checking Air bag operation according to “AIR BAG” Warning Lamp-User Mode

1.

Turn the ignition switch from OFF to ON, and check that the air bag warning lamp blinks.

2.

Compare the SRS air bag warning lamp blinking pattern with the
examples.

Warning lamp examples (User mode)

BF-1845D

“AIR BAG” warning lamp operation -User mode

SRS condition

Reference item

• No malfunction is detected.
• No further action is necessary.

—

• The system is malfunctioning and

needs to be repaired as indicated.

Go to

SRC-10, "Diagnosis Descrip-

tion"

.

SHIA0011E

SHIA0012E

SRC-12

< FUNCTION DIAGNOSIS >

DIAGNOSIS SYSTEM (AIRBAG)

DIAGNOSTIC PROCEDURE (With CONSULT-III)

CONSULT-III Function

INFOID:0000000001069751

DIAGNOSIS MODE FOR CONSULT-III

• “SELF-DIAG [CURRENT]”

A current self-diagnosis results (also indicated with the number of warning lamp fblinking in diagnosis mode)
are displayed on CONSULT-III screen in real time. This refers to a malfunctioning part requiring repairs.

• “SELF-DIAG [PAST]”

Diagnosis results previously stored in the memory are displayed on CONSULT-III screen. The stored results
are not erased until memory erasing is executed.

• “TROUBLE DIAG RECORD”

With TROUBLE DIAG [RECORD], diagnosis results previously erased by a reset operation can be displayed
on CONSULT-IlI screen.

• “ECU DISCRIMINATED NO.”

The diagnosis sensor unit for each vehicle model is assigned with its own individual classification number.
This number will be displayed on CONSULT-III screen, as shown. When replacing the diagnosis sensor unit,
refer to the part number for the compatibility. After installation, replacement with a correct unit can be
checked by confirming this classification number on CONSULT-III screen.
After repair, check that the discriminated number of diagnosis sensor unit installed to vehicle are same.
Refer to

SR-16, "Removal and Installation"

.

HOW TO CHANGE SELF-DIAGNOSIS MODE WITH CONSULT-III

From User Mode to Diagnosis Mode

After selecting “AIR BAG” on the “SELECT SYSTEM” screen, User mode automatically changes to Diagnosis
mode.

• Air bag is deployed.
• Seat belt pre-tensioner is deployed.

Go to

SRC-194,

"Diagnosis Procedure (Component

diagnosis)"

or

SRC-196,

"Diagnosis Procedure (Component

diagnosis)"

• Diagnosis sensor unit is malfunction-

ing.

• Air bag power supply circuit is mal-

functioning.

• SRS air bag warning lamp circuit is

malfunctioning.

Go to

SRC-220, "Symptom Table"

.

• Diagnosis sensor unit is malfunction-

ing.

• Air bag warning lamp circuit is mal-

functioning.

Go to

SRC-220, "Symptom Table"

.

“AIR BAG” warning lamp operation -User mode

SRS condition

Reference item

SHIA0013E

SHIA0014E

Diagnostic Mode

Description

SELF-DIAG RESULT

The self-diagnosis result is displayed. (SELF-DIAG [CURRENT], [PAST], [RECORD])

ECU DISCRIMINATED No.

The part number of diagnosis sensor unit is displayed.

DIAGNOSIS SYSTEM (AIRBAG)

SRC-13

< FUNCTION DIAGNOSIS >

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From Diagnosis Mode to User Mode

To return to User mode from Diagnosis mode, touch “BACK” key of CONSULT-III until “SELECT SYSTEM”
appears, then diagnosis mode automatically changes to User mode.

SELF-DIAGNOSIS FUNCTION (Without CONSULT-III)

• The reading of these results is accomplished by “User mode” and “Diagnosis mode”.
• After a malfunction is repaired, turn ignition switch ON. Diagnosis mode returns to the user mode. At that

time, the self-diagnosis result is cleared.

HOW TO CHANGE SELF-DIAGNOSIS MODE WITHOUT CONSULT-III

PHIA0709E

SRC-14

< COMPONENT DIAGNOSIS >

B1001, B1002, B1003, B1004, B1005 DIAGNOSIS SENSOR UNIT

COMPONENT DIAGNOSIS

B1001, B1002, B1003, B1004, B1005 DIAGNOSIS SENSOR UNIT

Description

INFOID:0000000001069753

DTC B1001, B1002, B1003, B1004, B1005 DIAGNOSIS SENSOR UNIT

Detects the whole SRS electrical system and displays the malfunction either by illuminating or blinking the air
bag warning lamp in the combination meter Malfunctioning part can be detected by on board self-diagnosis
system and electro-diagnosis tester “CONSULT-III”.

OPERATION

It detects a shock that exceeds specified level and watches such systems as the driver and passenger air bag,
side air bag, curtain air bag, pre-tensioner seat belts operate properly.

STRUCTURE

It contains the “G” sensors of both for frontal collision and for side collision and spare battery function in case
of main battery damage in collision.

INSTALLATION

SRS diagnosis sensor unit is installed under the center console with fixed bolts.

DTC Logic

INFOID:0000000001069754

DTC DETECTION LOGIC

With CONSULT-III

DTC No. Index (“SELF-DIAG [CURRENT]”), (“SELF-DIAG [PAST]” or “TROUBLE DIAG RECORD”)

Without CONSULT-III

Warning Lamp Flash Code Chart

DTC CONFIRMATION PROCEDURE (With CONSULT-III)

1.

IGNITION SWITCH

Turn ignition switch ON.

>> GO TO 2.

2.

CONSULT-III

Check the “SELF-DIAG” RESULT with CONSULT-III.

DTC No.

Trouble diagnosis name

DTC detecting condition

Possible cause

B1001
B1002
B1003
B1004
B1005

DIAGNOSIS SENSOR
UNIT

Diagnosis sensor unit is out of order.

1.

Replace diagnosis sensor unit
(ACU).

JMHIA0034GB