Infiniti M35/M45 Y50. Manual — part 1106
TROUBLE DIAGNOSIS
SRS-39
C
D
E
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A
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SRS
Trouble Diagnosis: “AIR BAG” Warning Lamp Does Not Turn OFF
NHS00099
DIAGNOSTIC PROCEDURE 7
1.
CHECK THE DEPLOYMENT OF AIR BAG MODULE
Is air bag module deployed?
YES or NO
YES
>> Refer to
NO
>> GO TO 2.
2.
CHECK THE AIR BAG FUSE
Check 10A fuse [No.13, located in fuse block (J/B)].
Refer to
PG-3, "POWER SUPPLY ROUTING CIRCUIT"
.
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 the “AIR BAG” fuse blow again?
YES
>> Repair or replace main harness.
NO
>> INSPECTION END
4.
CHECK DIAGNOSIS SENSOR UNIT
Connect CONSULT-II and touch “START”.
Is “AIR BAG” displayed on CONSULT-II?
YES or NO
YES
>> GO TO 5.
NO
>> Visually check the wiring harness connection of diagno-
sis sensor unit. If the harness connection check result is
OK, replace diagnosis sensor unit.
5.
CHECK HARNESS CONNECTION
Is harness connection between warning lamp and diagnosis sensor unit OK?
OK or NG
OK
>> Replace diagnosis sensor unit.
NG
>> Connect “AIR BAG” warning lamp and diagnosis sensor unit connector properly. If “AIR BAG”
warning lamp still does not go off, replace harness.
BCIA0030E
SRS-40
TROUBLE DIAGNOSIS
Trouble Diagnosis: “AIR BAG” Warning Lamp Does Not Turn ON
NHS0009A
DIAGNOSTIC PROCEDURE 8
1.
CHECK METER FUSE
Check 10A fuse [No.14, located in fuse block (J/B)].
Refer to
PG-3, "POWER SUPPLY ROUTING CIRCUIT"
OK or NG
OK
>> GO TO 3.
NG
>> GO TO 2.
2.
CHECK METER FUSE AGAIN
Replace 10A fuse [No.14, located in fuse block (J/B)] and turn ignition switch ON.
Does the meter fuse blow again?
YES
>> Repair or replace the related harness.
NO
>> INSPECTION END
3.
CHECK HARNESS CONNECTION BETWEEN DIAGNOSIS SENSOR UNIT AND COMBINATION
METER
Disconnect diagnosis sensor unit connector and turn ignition switch ON.
Does “AIR BAG” warning lamp turn ON?
YES or NO
YES
>> Replace diagnosis sensor unit.
NO
>> Replace combination meter assembly.
TROUBLE DIAGNOSIS
SRS-41
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SRS
Trouble Diagnosis: Passenger Seatbelt Warning System
NHS0009S
1.
CHECK THE SYSTEM 1
Check seatbelt warning lamp function.
Seatbelt warning lamp turns ON in the following conditions.
●
Driver seatbelt is fastened.
●
Occupant is on passenger seat.
●
Passenger seatbelt is not fasten.
OK or NG
OK
>> GO TO 2.
NG
>> Check the followings.
●
Harness between air bag diagnosis sensor unit and combination meter.
●
Seatbelt buckle switch (passenger side) circuit.
●
Seatbelt buckle switch (passenger side).
If these are OK, replace air bag diagnosis sensor unit.
2.
CHECK THE SYSTEM 2
Check seatbelt warning lamp function.
Seatbelt warning lamp turns OFF in the following conditions.
●
Driver seatbelt is fastened.
●
Occupant is on passenger seat.
●
Passenger seatbelt is fastened.
OK or NG
OK
>> System is OK.
NG
>> Check the followings.
●
Seatbelt buckle switch (passenger side) circuit.
●
Seatbelt buckle switch (passenger side).
If these are OK, replace air bag diagnosis sensor unit.
SRS-42
DRIVER AIR BAG MODULE
DRIVER AIR BAG MODULE
PFP:K8510
Removal and Installation
NHS0009C
REMOVAL
CAUTION:
●
Before servicing, turn ignition switch OFF, disconnect both battery terminal and wait at
least 3 minutes.
●
Do not use air tools or electric tools for servicing.
●
Always work from the side of air bag module. Do not work from the front of it.
●
Always place air bag module with pad side facing upward.
●
Do not use old TORX bolts after removal; replace with new bolts.
●
Do not make an impact to the air bag module by dropping etc. Replace the air bag module if it has
been dropped or sustained an impact.
1.
Remove the side lids (left/right).
2.
Remove the driver air bag module.
●
Using Tamper resistant TORX bit, remove the TORX bolt at left and right.
●
Disconnect the harness connector with the driver air bag module rassed a bit.
NOTE:
●
For installing/removing driver air bag module connector,
insert thin screwdriver wrapped in tape into notch, lift lock
and remove connector.
●
Install connector with lock raised, and push lock into con-
nector.
●
After installing the connector, make sure that the lock is
pushed securely into it.
3.
Remove the screws then remove the steering switch.
PHIA1382E
1.
Driver air bag module
2.
Steering switch
3.
Screw
4.
Spring
5.
Bracket
6.
Screw
7.
Side lid (left/right)
8.
TORX bolt
PHIA0953J
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