INFINITI M35 2007 Factory Service Manual

SRS-10
TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
WORK FLOW
*1:SRS-9, "Preliminary Check".*2:SRS-20, "SRS Operation Check".*3:SRS-22, "DIAGNOSTIC PROCE-
DURE 2".
*4:SRS-35, "
DIAGNOSTIC PROCE-
DURE 6".*5:SRS-27, "
DIAGNOSTIC PROCE-
DURE 3".*6:SRS-35, "
DIAGNOSTIC PROCE-
DURE 6".
PHIA0217E

TROUBLE DIAGNOSIS
SRS-11
C
D
E
F
G
I
J
K
L
MA
B
SRS
Revision: 2007 April2007 M35/M45
Component Parts LocationNHS00091
*: The bottom of front passenger seat
P H I A 111 0 E
1. Front passenger air bag module 2. Driver air bag module 3. Spiral cable
4. Diagnosis sensor unit 5. Side air bag (Satellite) sensor (RH/LH) 6. Front seat belt pre-tensioner (RH/LH)
7. Seat belt buckle switch (RH/LH) 8. Front side air bag modules 9. Side curtain air bag module
10. Crash zone sensor 11. Belt tension sensor 12. Belt tension sensor connector *
13. Seat pressure sensor * 14. Occupant classification system control unit *

SRS-12
TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
SchematicNHS00092
THWT0225E

TROUBLE DIAGNOSIS
SRS-13
C
D
E
F
G
I
J
K
L
MA
B
SRS
Revision: 2007 April2007 M35/M45
Wiring Diagram — SRS —NHS00093
THWT0226E

SRS-14
TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
THWT0227E

TROUBLE DIAGNOSIS
SRS-15
C
D
E
F
G
I
J
K
L
MA
B
SRS
Revision: 2007 April2007 M35/M45
THWT0230E

SRS-16
TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
THWT0228E

TROUBLE DIAGNOSIS
SRS-17
C
D
E
F
G
I
J
K
L
MA
B
SRS
Revision: 2007 April2007 M35/M45
THWT0229E

SRS-18
TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
CONSULT-II FunctionNHS00094
DIAGNOSIS MODE FOR CONSULT-II

“SELF-DIAG [CURRENT]”
A current self-diagnosis results (also indicated by the number of warning lamp flashes in the Diagnosis
mode) is displayed on the CONSULT-II 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 the CONSULT-II 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 dis-
played on the CONSULT-II 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 the CONSULT-II 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
the CONSULT-II screen.
After repair, make sure the discriminated number of diagnosis
sensor unit installed to vehicle are same. Refer to SRS-52,
"ECU DISCRIMINATED NO." .

PASSENGER AIR BAG
The 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-7, "
Occupant Classification System (OCS)" for more infoma-
tion.
HOW TO CHANGE SELF-DIAGNOSIS 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, then diagnosis mode automatically changes to User mode.
PHIA0218E
SRS803
SRS804

TROUBLE DIAGNOSIS
SRS-19
C
D
E
F
G
I
J
K
L
MA
B
SRS
Revision: 2007 April2007 M35/M45
HOW TO ERASE SELF-DIAGNOSTIC RESULTS

“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.
NOTE:
If the memory of the malfunction in “SELF-DIAG [PAST]” is not erased, the User mode shows the system
malfunction by the operation of the warning lamp even if the malfunction is repaired completely.

“TROUBLE DIAG RECORD”
The memory of “TROUBLE DIAG RECORD” cannot be erased.
Self-Diagnosis Function (Without CONSULT-II)NHS00095

The reading of these results is accomplished “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-II
HOW TO ERASE SELF-DIAGNOSTIC 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-diagnosis result is cleared.
SRS701
PHIA0709E