NISSAN LATIO 2007 Service Repair Manual

TROUBLE DIAGNOSIS
SRS-13
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SRS
Revision: June 20062007 Versa
Wiring Diagram — SRS —EHS001V0
WHWA0297E

SRS-14
TROUBLE DIAGNOSIS
Revision: June 20062007 Versa
WHWA0298E

TROUBLE DIAGNOSIS
SRS-15
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SRS
Revision: June 20062007 Versa
WHWA0299E

SRS-16
TROUBLE DIAGNOSIS
Revision: June 20062007 Versa
WHWA0300E

TROUBLE DIAGNOSIS
SRS-17
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SRS
Revision: June 20062007 Versa
WHWA0301E

SRS-18
TROUBLE DIAGNOSIS
Revision: June 20062007 Versa
WHWA0302E

TROUBLE DIAGNOSIS
SRS-19
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SRS
Revision: June 20062007 Versa
CONSULT-II Function (AIR BAG)EHS001V1
CONSULT-II can display each diagnostic item using the diagnostic test modes shown following.
HOW TO CHANGE BETWEEN SELF-DIAGNOSIS MODE AND USER MODE WITH CONSULT-II
From User Mode to Diagnosis Mode
After selecting “AIR BAG” on the “SELECT SYSTEM” screen, User mode automatically changes to Diagnosis
mode.
From Diagnosis Mode to User Mode
To return to User mode from Diagnosis mode, touch “BACK” key of CONSULT-II until “SELECT SYSTEM”
appears, Diagnosis mode automatically changes to User mode.
AIR BAG diagnostic mode Description
SELF-DIAG [CURRENT]A current Self-diagnosis result is displayed on the CONSULT-II screen in real time. This refers to a
malfunctioning part requiring replacement.
SELF-DIAG [PAST]Diagnosis results previously stored in the memory are displayed on the CONSULT-II screen. The
stored results will remain until the memory is erased.
TROUBLE DIAG RECORDWith TROUBLE DIAG RECORD, diagnosis results previously erased by a reset operation can be dis-
played on the CONSULT-II screen.
ECU DISCRIMINATED NO.The air bag diagnosis sensor unit for each vehicle
model is assigned with its own, individual classifi-
cation number. This number will be displayed on
the CONSULT-II screen, as shown. When replac-
ing the air bag 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 the CON-
SULT-II screen.
The air bag diagnosis sensor unit discrimi-
nated number assigned is F636.
PASSENGER AIR BAGThe STATUS (readiness) of the front passenger air
bag module is displayed. The STATUS displayed
(ON/OFF) depends on the signals supplied to the
occupant classification system control module and
air bag diagnosis sensor unit. Refer to SRS-6,
"Occupant Classification System (OCS)" f o r mo re
information.
ARS3 66
WHIA0290E
SRS8 03

SRS-20
TROUBLE DIAGNOSIS
Revision: June 20062007 Versa
HOW TO ERASE SELF-DIAGNOSIS RESULTS
NOTE:
If the memory in “SELF-DIAG [PAST]” is not erased, User mode will continue to show the system mal-
function by the operation of the warning lamp even if the malfunction is repaired completely.

“SELF-DIAG [CURRENT]”
A current self-diagnosis result is displayed on the CONSULT-II
screen in real time. After the malfunction is repaired completely,
no malfunction is detected on “SELF-DIAG [CURRENT]”.

“SELF-DIAG [PAST]”
Return to the “SELF-DIAG [CURRENT]” CONSULT-II screen by
touching “BACK” key of CONSULT-II and select “SELF-DIAG
[CURRENT]” in SELECT DIAG MODE. Touch “ERASE” in
“SELF-DIAG [CURRENT]” mode.

“TROUBLE DIAG RECORD”
The memory of “TROUBLE DIAG RECORD” cannot be erased.
Self-Diagnosis Function (Without CONSULT-II)EHS001V2
The reading of these results is accomplished using one of two modes — “User mode” and “Diagnosis mode”.
SRS8 04
SRS7 01
PHIA0358E

TROUBLE DIAGNOSIS
SRS-21
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SRS
Revision: June 20062007 Versa
HOW TO CHANGE BETWEEN USER MODE AND SELF-DIAGNOSIS MODE WITHOUT CON-
SULT-II
HOW TO ERASE SELF-DIAGNOSIS RESULTS
After a malfunction is repaired, turn the ignition switch OFF for at least one second, then back ON. Diagnosis
mode returns to the User mode. At that time, the self-diagnostic result is cleared.
SRS Operation CheckEHS001V3
DIAGNOSTIC PROCEDURE 1
Checking SRS Operation Using “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.
SHIA0183E
BF-1845D

SRS-22
TROUBLE DIAGNOSIS
Revision: June 20062007 Versa
Air bag warning lamp examples
“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 SRS-23, "
DIAGNOSTIC
PROCEDURE 2" with CONSULT-II
or SRS-34, "
DIAGNOSTIC PROCE-
DURE 6" without CONSULT-II.

Air bag is deployed.

Seat belt pre-tensioner is deployed.Go to SRS-54, "
COLLISION DIAG-
NOSIS" .

Air bag diagnosis sensor unit is mal-
functioning.

Air bag power supply circuit is mal-
functioning.

Air bag warning lamp circuit is mal-
functioning.Go to SRS-39, "
Trouble Diagnosis:
“AIR BAG” Warning Lamp Does Not
Tu rn O ff" .

Air bag diagnosis sensor unit is mal-
functioning.

Air bag warning lamp circuit is mal-
functioning.Go to SRS-40, "
Trouble Diagnosis:
“AIR BAG” Warning Lamp Does Not
Tu rn O n" .
SHIA0 011 E
SHIA0012E
SHIA0013E
SHIA0014E