Mazda Protege 5. Manual — part 290
ON-BOARD DIAGNOSTIC
08–02–28
DTC 35
A3U080201046W15
Diagnostic procedure
DTC 35
Passenger-side side air bag sensor system (Communication error)
DETECTION
CONDITION
Warning
••••
Detection conditions are for understanding DTC outline before performing inspection.
Performing inspection with only detection conditions may cause injury due to operating error
or damage the system. When performing inspection, always follow diagnostic procedure.
Note
•
For vehicles without side air bag, DTC 22, 25, 26, 32, 35, or 37 may be indicated concurrently. In
such a case, perform only the smallest DTC troubleshooting among them.
Vehicles with side air bag
•
Malfunction in wiring harness between passenger-side side air bag sensor and SAS control module.
•
Malfunction in passenger-side side air bag sensor circuit.
Vehicles without side air bag
•
Terminal 2AA of SAS control module connector is open.
POSSIBLE
CAUSE
Vehicles with side air bag
•
Passenger-side side air bag sensor malfunction.
•
Open or short circuit in wiring harness between passenger-side side air bag sensor and SAS control
module.
•
SAS control module malfunction.
Vehicles without side air bag
•
Malfunction of connector between SAS control module and ground.
•
Open or short circuit in wiring harness between SAS control module and ground.
•
SAS control module malfunction.
STEP
INSPECTION
ACTION
1
•
Is vehicle equipped with side air bag?
Yes
Go to next step.
No
Go to Step 5.
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ON-BOARD DIAGNOSTIC
08–02–29
08–02
2
INSPECT WIRING HARNESS BETWEEN
PASSENGER-SIDE SIDE AIR BAG SENSOR
AND SAS CONTROL MODULE
Warning
••••
Handling air bag system components
improperly can accidentally deploy air
bag modules and pre-tensioner seat
belts, which may seriously injure you.
Read AIR BAG SYSTEM SERVICE
WARNINGS before handling air bag
system components.
(See 08–10–3 AIR BAG SYSTEM
SERVICE WARNINGS)
•
Turn ignition switch to LOCK position.
•
Disconnect negative battery cable and wait
for more than 1 minute.
•
Remove column cover.
•
Disconnect clock spring connector.
•
Remove glove compartment.
•
Disconnect passenger-side air bag module
connector.
•
Disconnect driver- and passenger-side side
air bag module connectors.
•
Remove B-pillar lower trims.
•
Disconnect driver-and passenger-side pre-
tensioner seat belt connectors.
•
Remove left side side wall.
•
Disconnect all SAS control module
connectors.
•
Disconnect passenger-side side air bag
sensor connector.
•
Inspect following wiring harness between
SAS control module connector and
passenger-side side air bag sensor
connector terminals (harness side) for short
to ground, short to power suppiy, and open
circuit:
— 1L and A
— 1J and B
— 1H and C
— 1G and D
•
Are wiring harnesses okay?
Yes
Present malfunction diagnosis:
•
Go to next step.
Past malfunction diagnosis:
•
Replace SAS control module.
(See 08–10–12 SAS CONTROL MODULE REMOVAL/
INSTALLATION
No
Replace wiring harness.
3
INSPECT PASSENGER-SIDE SIDE AIR BAG
SENSOR
•
Measure resistance between terminals C
and D of passenger-side side air bag sensor.
•
Is resistance approximately 1 kilohm?
Yes
Replace SAS control module, then go to next step.
(See 08–10–12 SAS CONTROL MODULE REMOVAL/
INSTALLATION)
No
Replace passenger-side side air bag sensor.
(See 08–10–10 SIDE AIR BAG SENSOR REMOVAL/
INSTALLATION)
4
VERIFY WHETHER PASSENGER-SIDE SIDE
AIR BAG SENSOR IS MALFUNCTIONING OR
NOT
•
Connect all SAS control module connectors
and passenger-side side air bag sensor
connector.
•
Connect clock spring connector.
•
Connect passenger-side air bag module
connector.
•
Connect driver- and passenger-side side air
bag module connectors.
•
Connect driver- and passenger-side pre-
tensioner seat belt connectors.
•
Connect negative battery cable.
•
Turn ignition switch to ON position.
•
Is DTC 35 indicated?
Yes
Replace passenger-side side air bag sensor.
(See 08–10–10 SIDE AIR BAG SENSOR REMOVAL/
INSTALLATION)
No
Complete inspection by DTC.
STEP
INSPECTION
ACTION
1712-1U-01G(08-02).fm 29 ページ 2001年6月29日 金曜日 午後3時22分
ON-BOARD DIAGNOSTIC
08–02–30
End Of Sie
DTC 37
A3U080201046W16
5
VERIFY THAT SAS CONTROL MODULE
CONNECTOR TERMINAL 2AA IS GROUNDED
Warning
••••
Handling air bag system components
improperly can accidentally deploy air
bag modules and pre-tensioner seat
belts, which may seriously injure you.
Read AIR BAG SYSTEM SERVICE
WARNINGS before handling air bag
system components.
(See 08–10–3 AIR BAG SYSTEM
SERVICE WARNINGS)
•
Turn ignition switch to LOCK position.
•
Disconnect negative battery cable and wait
for more than 1 minute.
•
Remove column cover.
•
Disconnect clock spring connector.
•
Remove glove compartment.
•
Disconnect passenger-side air bag module
connector.
•
Remove B-pillar lower trims.
•
Disconnect driver-and passenger-side pre-
tensioner seat belt connectors.
•
Remove left side side wall.
•
Disconnect all SAS control module
connectors.
•
Disconnect driver-side side air bag sensor
connector.
•
Inspect wiring harness between terminal
2AA of SAS control module connector and
ground for following.
— Short to power supply
— Open circuit
•
Is wiring harnesses okay?
Yes
Present malfunction diagnosis:
•
Replace SAS control module.
(See 08–10–12 SAS CONTROL MODULE REMOVAL/
INSTALLATION)
Past malfunction diagnosis:
•
Complete inspection by DTC.
No
Replace wiring harness.
STEP
INSPECTION
ACTION
DTC 37
Passenger-side side air bag module system
DETECTION
CONDITION
Warning
••••
Detection conditions are for understanding DTC outline before performing inspection.
Performing inspection with only detection conditions may cause injury due to operating error
or damage the system. When performing inspection, always follow diagnostic procedure.
Note
•
For vehicles without side air bag, DTC 22, 25, 26, 32, 35, or 37 may be indicated concurrently. In
such a case, perform only the smallest DTC troubleshooting among them.
Vehicles with side air bag
•
Resistance detected between terminals 1I and 1K of SAS control module is other than 1.63—2.71
ohm.
•
Short circuit in wiring harness related terminal 1I or 1K of SAS control module.
Vehicles without side air bag
•
Terminal 2AA of SAS control module connector is open.
POSSIBLE
CAUSE
Vehicles with side air bag
•
Passenger-side side air bag module malfunction.
•
Malfunction of connectors between passenger-side side air bag module and SAS control module.
•
Open or short circuit in wiring harness between passenger-side side air bag module and SAS control
module.
•
SAS control module malfunction.
Vehicles without side air bag
•
Malfunction of connector between SAS control module and ground.
•
Open or short circuit in wiring harness between SAS control module and ground.
•
SAS control module malfunction.
1712-1U-01G(08-02).fm 30 ページ 2001年6月29日 金曜日 午後3時22分
ON-BOARD DIAGNOSTIC
08–02–31
08–02
Diagnostic procedure
STEP
INSPECTION
ACTION
1
•
Is vehicle equipped with side air bag?
Yes
Go to next step.
No
Go to Step 5.
2
INSPECT SEPARATOR* OF PASSENGER-
SIDE SIDE AIR BAG MODULE CONNECTOR
Warning
••••
Handling air bag system components
improperly can accidentally deploy air
bag modules and pre-tensioner seat
belts, which may seriously injure you.
Read AIR BAG SYSTEM SERVICE
WARNINGS before handling air bag
system components.
(See 08–10–3 AIR BAG SYSTEM
SERVICE WARNINGS)
•
Turn ignition switch to LOCK position.
•
Disconnect negative battery cable and wait
for more than 1 minute.
•
Disconnect passenger-side side air bag
module connector.
•
Is separator* of passenger-side side air bag
module connector okay?
Yes
Present malfunction diagnosis:
•
Go to next step.
Past malfunction diagnosis:
•
Go to Step 3.
No
Replace wiring harness.
3
VERIFY WHETHER MALFUNCTION IS IN
PASSENGER-SIDE SIDE AIR BAG MODULE
OR OTHER PARTS
•
Connect leads of SST (Fuel And
Thermometer checker) or apply 2 ohms
resistor to passenger-side side air bag
module connector terminals A and B.
•
Set resistance of SST (Fuel And
Thermometer checker) to 2 ohms.
•
Connect negative battery cable.
•
Turn ignition switch to ON position.
•
Is DTC 37 indicated?
Yes
Go to next step.
No
Replace passenger-side side air bag module.
(See 08–10–7 SIDE AIR BAG MODULE REMOVAL/
INSTALLATION)
1712-1U-01G(08-02).fm 31 ページ 2001年6月29日 金曜日 午後3時22分
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