Nissan Frontier D22. Manual — part 914
SRS-22
TROUBLE DIAGNOSIS
5.
Touch “AIR BAG”.
If "AIR BAG" is not indicated, refer to
6.
Touch "SELF-DIAG [CURRENT]".
7.
Diagnostic code is displayed on "SELF-DIAG [CURRENT]".
If no malfunction is detected on "SELF-DIAG [CURRENT]" even
though malfunction is detected in "SRS Operation Check", refer to
SRS-27, "DIAGNOSTIC PROCEDURE 4 (CONTINUED FROM
DIAGNOSTIC PROCEDURE 2)"
, to diagnose the following cases:
●
Self-diagnostic result "SELF-DIAG [PAST]" (previously stored in
the memory) might not be erased after repair.
●
The SRS system malfunctions intermittently.
SRS771
SRS697
SHIA0203E
SRS701
TROUBLE DIAGNOSIS
SRS-23
C
D
E
F
G
I
J
K
L
M
A
B
SRS
CONSULT-II Diagnostic Code Chart (“SELF-DIAG [CURRENT]”)
Self-diagnosis result
Explanation
Repair order
*“Recheck SRS at each replace-
ment.”
NO DTC IS
DETECTED.
When malfunction is
indicated by the “AIR
BAG” warning lamp in
User mode
●
Low battery voltage (Less than 9V)
●
Self-diagnosis result “ SELF-DIAG
[PAST]” (previously stored in the
memory) might not have been
erased after repair.
●
Intermittent malfunction has been
detected in the past.
●
Go to
after charging battery.
●
Go to
CEDURE 4 (CONTINUED FROM
DIAGNOSTIC PROCEDURE 2)"
.
●
No malfunction is detected.
●
Go to
.
DRIVER AIRBAG
MODULE
[OPEN]
●
Driver air bag module circuit is open (including the spiral cable).
1. Visually check wiring harness con-
nections.
2. Replace harness if it has visible
damage.
3. Replace spiral cable.
4. Replace driver air bag module.
(Before disposing of it, it must be
deployed.)
5. Replace air bag diagnosis sensor
unit.
6. Replace the related harness.
DRIVER AIRBAG
MODULE
[VB-SHORT]
●
Driver air bag module circuit is shorted to a power supply circuit
(including the spiral cable).
DRIVER AIRBAG
MODULE
[GND-SHORT]
●
Driver air bag module circuit is shorted to ground (including the
spiral cable).
DRIVER AIRBAG
MODULE
[SHORT]
●
Driver air bag module circuit is shorted between lines.
ASSIST A/B MODULE
[OPEN]
●
Passenger air bag module circuit is open.
1. Visually check wiring harness con-
nections.
2. Replace harness if it has visible
damage.
3. Replace passenger air bag module.
(Before disposing of it, it must be
deployed.)
4. Replace air bag diagnosis sensor
unit.
5. Replace the related harness.
ASSIST A/B MODULE
[VB-SHORT]
●
Passenger air bag module circuit is shorted to a power supply
circuit.
ASSIST A/B MODULE
[GND-SHORT]
●
Passenger air bag module circuit is shorted to ground.
ASSIST A/B MODULE
[SHORT]
●
Passenger air bag module circuit is shorted between lines.
PRE-TEN FRONT LH
[OPEN]
●
Driver seat belt pre-tensioner circuit is open.
1. Visually check wiring harness con-
nections.
2. Replace harness if it has visible
damage.
3. Replace the driver's seat belt.
(before disposing the passenger
seat belt pre-tensioner, it must be .)
4. Replace air bag diagnosis sensor
unit.
5. Replace the related harness.
PRE-TEN FRONT LH
[VB-SHORT]
●
Driver seat belt pre-tensioner circuit is shorted to a power sup-
ply circuit.
PRE-TEN FRONT LH
[GND-SHORT]
●
Driver seat belt pre-tensioner circuit is shorted to ground.
PRE-TEN FRONT LH
[SHORT]
●
Driver seat belt pre-tensioner circuit is shorted between lines.
PRE-TEN FRONT RH
[OPEN]
●
Passenger seat belt pre-tensioner circuit is open.
1. Visually check wiring harness con-
nections.
2. Replace harness if it has visible
damage.
3. Replace the front passenger's seat
belt. (before disposing the passen-
ger seat belt pre-tensioner, it must
be activated.)
4. Replace air bag diagnosis sensor
unit.
5. Replace the related harness.
PRE-TEN FRONT RH
[VB-SHORT]
●
Passenger seat belt pre-tensioner circuit is shorted to a power
supply circuit.
PRE-TEN FRONT RH
[GND-SHORT]
●
Passenger seat belt pre-tensioner circuit is shorted to ground.
PRE-TEN FRONT RH
[SHORT]
●
Passenger seat belt pre-tensioner circuit is shorted between
lines.
SRS-24
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.
CONTROL UNIT
●
Air bag diagnosis sensor unit is malfunctioning.
1. Visually check wiring harness con-
nections.
2. Replace harness if it has visible
damage.
3. Replace air bag diagnosis sensor
unit.
4. Replace the related harness.
Code B4
or
PASS A/B DEACT SW
●
Activate terminal is open.
1. Visually check wiring harness con-
nections.
2. Replace harness if it has visible
damage.
3. Replace passenger air bag deacti-
vation switch. (The key cylinder of
passenger air bag deactivation
switch does not have to be
replaced.)
4. Replace air bag diagnosis sensor
unit.
5. Replace the related harness.
●
Activate terminal is shorted to ground.
●
Deactivate terminal is open.
●
Deactivate terminal is shorted to ground.
●
Activate terminal and deactivate terminal are shorted to each
other.
Code B5
or
PASS A/B DEACT SW
INDICATOR
●
Passenger air bag deactivation switch indicator circuit is open.
1. Visually check wiring harness con-
nections.
2. Replace harness if it has visible
damage.
3. Replace passenger air bag deacti-
vation switch indicator.
4. Replace air bag diagnosis sensor
unit.
5. Replace the related harness.
●
Passenger air bag deactivation switch indicator circuit is
shorted to some power supply circuit.
●
Passenger air bag deactivation switch indicator circuit is
shorted to ground.
INDEFINITE FAILURES
[AIR BAGS]
●
Passenger air bag deactivation switch status is not identified.
1. Visually check wiring harness con-
nections.
2. Replace harness if it has visible
damage.
3. Replace passenger air bag deacti-
vation switch (the key cylinder of the
passenger air bag deactivation
switch does not have to be replaced)
4. Replace air bag diagnosis sensor
unit.
5. Replace the related harness.
Self-diagnosis result
Explanation
Repair order
*“Recheck SRS at each replace-
ment.”
TROUBLE DIAGNOSIS
SRS-25
C
D
E
F
G
I
J
K
L
M
A
B
SRS
DIAGNOSTIC PROCEDURE 3
CAUTION:
If CONSULT-II is used with no connection of CONSULT-II CONVERTER, malfunction might be detected
in self-diagnosis depending on control unit which carry out CAN communication.
1.
After repairing SRS, connect both battery cables.
2.
Connect CONSULT-II to data link connector.
3.
Turn ignition switch ON.
4.
Touch “START (NISSAN BASED VHCL)”.
5.
Touch “AIR BAG”.
If "AIR BAG" is not indicated, refer to
6.
Touch “SELF-DIAG [CURRENT]”.
LEC104A
WKIA1606E
SRS771
SRS697
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