system NISSAN TERRANO 2002 Service Repair Manual

HOW TO CHANGE SELF-DIAGNOSIS MODE WITH CONSULT-II
From User Mode to Diagnosis Mode
After selecting ªAIR BAGº on the ªSELECT SYSTEMº screen, User mode automatically changes to Diagno-
sis mode.
From Diagnosis Mode to User Mode
To return to User mode from Diagnosis mode, touch ªBACKº key of CONSULT-II until ªSELECT SYSTEMº
appears, Diagnosis mode automatically changes to User mode.
HOW TO CHANGE SELF-DIAGNOSIS MODE WITHOUT CONSULT-II
From User Mode to Diagnosis Mode
When a malfunction is detected, activate the Diagnosis mode by turning the ignition switch as follows:
1) Turn ignition switch ªONº.
2) After ªAIR BAGº warning lamp lights for 7 seconds, turn ignition switch ªOFFº within 1 second.
3) Wait more than 3 seconds.
4) Repeat steps 1 to 3 three times.
5) Turn ignition switch ªONº.
SRS will not enter Diagnosis mode if no malfunction is detected.
From Diagnosis Mode to User Mode
After a malfunction is repaired, switch the ignition ªOFFº for at least one second, then back ªONº. Diagnosis
mode is returned to User mode.
When a malfunction is detected, switch from Diagnosis mode to User mode by turning the ignition switch as
follows:
1) Turn ignition switch ªONº.
2) After ªAIR BAGº warning lamp lights for 7 seconds, turn ignition switch ªOFFº within 1 second.
3) Wait more than 3 seconds.
4) Repeat steps 1 to 3 three times.
5) Turn ignition switch ªONº.
NRS115
NRS116
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses Introduction (Cont'd)
RS-27

HOW TO ERASE SELF-DIAGNOSIS RESULTS
With CONSULT-II
IªSELF-DIAG [CURRENT]º
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 ªSELF-DIAG [CURRENT]º.
IªSELF-DIAG [PAST]º
Return to the ªSELF-DIAG [CURRENT]º CONSULT-II screen by pushing ªBACKº key of CONSULT-II and
select ªSELF-DIAG [CURRENT]º in SELECT DIAG MODE. Touch ªERASEº in ªSELF-DIAG [CURRENT]º
mode.
NOTE:
If the memory of the malfunction in ªSELF-DIAG [PAST]º is not erased, the User mode shows the sys-
tem malfunction by the operation of the warning lamp even if the malfunction is repaired completely.
IªTROUBLE DIAG RECORDº
The memory of ªTROUBLE DIAG RECORDº cannot be erased.
Without CONSULT-II
After a malfunction is repaired, switch the ignition ªOFFº for at least one second, then back ªONº. Diagnosis
mode returns to the User mode. At that time, the self-diagnostic result is cleared.
SRS701
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses Introduction (Cont'd)
RS-28

How to Perform Trouble Diagnoses for Quick
and Accurate Repair
A good understanding of the malfunction conditions can make troubleshooting faster and more accurate.
In general, each customer feels differently about a malfunction. It is important to fully understand the symp-
toms or conditions for a customer complaint.
INFORMATION FROM CUSTOMER
WHAT ..... Vehicle model
WHEN ..... Date, Frequencies
WHERE ..... Road conditions
HOW ..... Operating conditions, Symptoms
PRELIMINARY CHECK
Check that the following parts are in good order.
IBattery [Refer to SC-3, ªBATTERYº.]
IFuse [Refer to EL-10, ªFuseº, ªPOWER SUPPLY ROUTINGº.]
ISystem component-to-harness connections
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
RS-29

WORK FLOW
NOTE:
Seat belt pre-tensioner malfunction is indicated by ªAIR BAGº warning lamp.
*1: RS-29
*2: RS-36*3: RS-37
*4: RS-46*5: RS-40
*6: RS-51
SRS799
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
How to Perform Trouble Diagnoses for Quick
and Accurate Repair (Cont'd)
RS-30

Schematic
YRS064
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
RS-31

Wiring Diagram Ð SRS Ð
YRS065
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
RS-32

YRS066
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Wiring Diagram Ð SRS Ð (Cont'd)
RS-33

MODELS WITH FRONT SEAT BELT PRE-TENSIONER B52, B53
YRS067
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Wiring Diagram Ð SRS Ð (Cont'd)
RS-34

YRS068
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Wiring Diagram Ð SRS Ð (Cont'd)
RS-35

SRS Operation Check
DIAGNOSTIC PROCEDURE 1
Checking Air Bag Operation by Using ªAIR BAGº
Warning Lamp Ð User Mode
1. After turning ignition switch from ªOFFº to ªONº, ªAIR BAGº
warning lamp operates.
2. Compare ªAIR BAGº warning lamp operation to the chart below.
ªAIR BAGº warning lamp operation Ð User mode Ð SRS condition Reference item
MRS095A
No malfunction is detected.
No further action is neces-
sary.Ð
MRS096A
The system is malfunction-
ing and needs to be repaired
as indicated.Go to DIAGNOSTIC PRO-
CEDURE 2 or 6 (RS-37 or
RS-46).
MRS097A
Air bag or/and seat belt pre-
tensioner is deployed.Go to COLLISION DIAGNO-
SIS (RS-57).
Air bag fuse, diagnosis sen-
sor unit or harness is mal-
functioning and needs to be
repaired.Go to DIAGNOSTIC PRO-
CEDURE 9 (RS-54).
MRS098A
One of the following has
occurred and needs to be
repaired.
IMeter fuse is blown.
ªAIR BAGº warning lamp
circuit has open or short.
IDiagnosis sensor unit is
malfunctioning.Go to DIAGNOSTIC PRO-
CEDURE 10 (RS-56).
NOTE:
If ªAIR BAGº warning lamp operates differently from the
operations shown above, refer to ªAIR BAGº warning lamp
operation Ð Diagnosis mode Ð,DIAGNOSTIC PROCEDURE 6
(step 4), RS-46.
SRS800
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
RS-36