Mazda 626 - Driver-Side Side Air Bag Module System

ON-BOARD DIAGNOSTIC
STEP INSPECTION ACTION
5 VERIFY THAT SAS UNIT 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
T-56 SERVICE WARNINGS
• Turn ignition switch to LOCK position.
• Disconnect negative battery cable and wait
for more than 1 minute.
• Remove clock spring.
(See Section T)
• Remove glove compartment.
• Remove B-pillar lower trims.
• Disconnect driver and passenger-side pre-
tensioner seat belt connectors.
• Disconnect passenger-side air bag module
connector.
• Remove side walls.
• Disconnect all SAS unit connectors.
• Inspect wiring harness between SAS unit
connector terminal 2AA and ground for fol
lowing.
— Short to power supply
— Open circuit
• Is wiring harness okay?
Yes
Present malfunction diagnosis:
• Replace SAS unit.
(See T-59 SAS UNIT REMOVAL/INSTALLATION)
Past malfunction diagnosis:
• Troubleshooting completed.
No Replace wiring harness.
DTC26
DTC26 Driver-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 inspection
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.
Vehicle with side air bag
• Abnormal resistance (other than 1.63—2.71 i2) detected in driver-side side air bag module circuit
• Short circuit in wiring harness related SAS unit terminal 1A or 1C
Vehicle without side air bag
• SAS unit connector terminal 2AA is open.
T-82