Nissan Frontier D22. Instruction — part 917
SRS-34
TROUBLE DIAGNOSIS
* Follow the procedures in numerical order when repairing malfunctioning parts. Confirm whether malfunction is eliminated using the
“AIR BAG” warning lamp (in User mode) or CONSULT-II each time repair is finished. If malfunction is still observed, proceed to the next
step. When malfunction is eliminated, further repair work is not required.
“AIR BAG
” wa
rn
in
g
la
mp
10
Passenger air bag deactivation switch is malfunc-
tioning.
1. Visually check wiring harness connections.
2. Replace harness if it has visible damage.
3. Replace passenger air bag deactivation
switch. (The key cylinder of the deactivation
switch does not have to be replaced.)
4. Replace air bag diagnosis sensor unit.
5. Replace the related harness.
11
Passenger air bag deactivation switch indicator is
malfunctioning.
1. Visually check wiring harness connections.
2. Replace harness if it has visible damage.
3. Replace passenger air bag deactivation switch
indicator.
4. Replace air bag diagnosis sensor unit.
5. Replace the related harness.
Warning
lamp
Flash code d
(# of flashes)
Explanation
Repair order
*Recheck SRS at each replacement.
TROUBLE DIAGNOSIS
SRS-35
C
D
E
F
G
I
J
K
L
M
A
B
SRS
DIAGNOSTIC PROCEDURE 7
Final checking after repairing SRS by using “AIR BAG” warning
lamp — Diagnosis mode and User mode
1.
After repairing SRS connect both battery cables.
2.
Open driver's door.
3.
Turn ignition switch from “OFF” to “ON”.
4.
“AIR BAG” warning lamp operates in Diagnosis mode as fol-
lows:
NOTE:
When diagnosis sensor unit is replaced with new one, “AIR BAG” warning lamp will operate in User mode.
Checking “AIR BAG” warning lamp operation in Diagnosis mode is not required. Go to step 6.
5.
If “AIR BAG” warning lamp operates as shown in No. 1 in chart above, turn ignition switch “OFF” to reset
from Diagnosis mode to User mode and to erase the memory of the malfunction. Then go to step 6.
If “AIR BAG” warning lamp operates as shown in No. 2 or No. 3 in chart above, the malfunctioning part is
not repaired completely, or another malfunctioning part is detected. Refer to
, and repair malfunctioning part completely.
6.
Turn ignition switch “ON”. “AIR BAG” warning lamp operates in User mode. Compare “AIR BAG” warning
lamp operation to the chart below.
NOTE:
If switching Diagnosis mode to User mode is required while malfunction is being detected, by turning ignition
switch as follows:
1.
Turn ignition switch “ON”.
2.
After “AIR BAG” warning lamp lights for 7 seconds, turn ignition switch “OFF” within 1 second.
3.
Wait more than 3 seconds.
4.
Repeat steps 1 to 3 three times.
5.
Turn ignition switch “ON”.
SRS is now in User mode.
SRS800
N
o
.
“AIR BAG” warning lamp flash pattern — Diagnosis mode —
SRS condition
1
a through b are repeated.
No malfunc-
tion is
detected or
repair is com-
pleted.
No further
action is nec-
essary.
2
a through d are repeated.
b — Driver and passenger air
bag and seat belt pre-tensioner
marker (For identifying driver air
bag, passenger air bag and/or
seat belt pre-tensioners mal-
functioning)
d — Indicates malfunctioning
part. The number of flashes var-
ies with malfunctioning part (0.5
sec. ON and 0.5 sec. OFF is
counted as one flash.)
The system is
malfunction-
ing and needs
to be repaired.
SRS333
SRS341
SRS-36
TROUBLE DIAGNOSIS
DIAGNOSTIC PROCEDURE 8 (CONTINUED FROM DIAGNOSTIC PROCEDURE 6)
Inspecting SRS malfunction record
1.
CHECK FOR PROBLEM CODE THAT MIGHT NOT HAVE BEEN ERASED AFTER PREVIOUS REPAIR
Is it the first time for maintenance of SRS?
Yes or No
Yes
SRS-27, "DIAGNOSTIC PROCEDURE 5"
. (Further inspection cannot be performed with-
out CONSULT-II.)
No
>> Self-diagnosis result (previously stored in the memory) might not have been erased after repair.
Go to
SRS-35, "DIAGNOSTIC PROCEDURE 7"
step 5.
“AIR BAG” warning lamp operation — User mode —
SRS condition
Reference item
No malfunction is
detected.
No further action is neces-
sary.
—
The system is malfunc-
tioning and needs to be
repaired as indicated.
Go to
.
Air bag is deployed.
Seat belt pre-tensioner is
deployed.
Go to
Air bag fuse, diagnosis
sensor unit or harness is
malfunctioning and needs
to be repaired.
Go to
.
One of the following has
occurred and needs to be
repaired.
●
Meter fuse is blown.
●
“AIR BAG” warning
lamp circuit has open or
short.
●
Diagnosis sensor unit is
malfunctioning.
Go to
.
TROUBLE DIAGNOSIS
SRS-37
C
D
E
F
G
I
J
K
L
M
A
B
SRS
Trouble Diagnoses: “AIR BAG” Warning Lamp Does Not Turn Off
EHS000T3
DIAGNOSTIC PROCEDURE 9
1.
CHECK FOR DEPLOYMENT OF AIR BAG MODULE
Is air bag module deployed?
Yes or No
Yes
No
>> GO TO 2.
2.
CHECK AIR BAG FUSE
Is air bag fuse OK?
OK or NG
OK
>> GO TO 4.
NG
>> GO TO 3.
3.
CHECK AIR BAG FUSE AGAIN
Replace air bag fuse and turn ignition switch ON.
Does air bag fuse blow again?
Yes
>> Repair main harness.
No
>> INSPECTION END
4.
CHECK AIR BAG DIAGNOSIS SENSOR UNIT
1.
Turn ignition switch OFF.
2.
Connect CONSULT-II.
3.
Turn ignition switch ON.
4.
Touch “START” on CONSULT-II screen.
–
Is “AIRBAG” displayed on CONSULT-II?
Yes or No
Yes
>> GO TO 5.
No
>> Visually check wiring harness connection of air bag
diagnosis sensor unit. If harness connection check
result is OK, replace air bag diagnosis sensor unit.
5.
CHECK HARNESS CONNECTION
Are harness connections between “AIR BAG” warning lamp and air bag diagnosis sensor unit OK?
OK or NG
OK
>> Replace air bag diagnosis sensor unit. Refer to
SRS-39, "Removal and Installation"
NG
>> Connect combination meter, air bag diagnosis sensor unit and inline harness connectors properly.
If “AIR BAG” warning lamp still does not go off, repair main harness.
ARS349
SRS697
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