Mazda 6 2002 Workshop Manual page 1070

STEP
3 VERIFY WHETHER MALFUNCTION IS IN
PASSENGER-SIDE AIR BAG MODULE
(INFLATOR NO.2) OR RELATED WIRING
HARNESS
• Connect leads of SST (Fuel and
thermometer checker) or apply 2 ohm
resistor to passenger-side air bag module
(inflator No.1) connector terminal A and B,
and passenger-side air bag module (inflator
No.2) connector terminal A and B.
• Set resistance of SST (Fuel and
thermometer checker) to 2 ohm.
• Connect negative battery cable.
• Turn ignition switch to ON position.
• Check following PID/DATA monitor, using
SST (WDS or equivalent).
(See T–195 PID/DATA MONITOR
— DO_PAB2ST
• Is related wiring harness normal?
4 INSPECT SAS UNIT
• Turn ignition switch to LOCK position.
• Disconnect negative battery cable and wait
for more than 1 minute.
• Connect passenger-side air bag module
connector.
• Are DTCs B2229, B2231, B2233 and/or
B2235 indicated?
End Of Sie
DTC B2296
DTC B2296 Crash zone sensor system (communication error, sensor internal circuit abnormal)
Warning
• • • • Detection conditions are for understanding DTC outline before performing inspection.
DETECTION
CONDITION
• Malfunction in wiring harness between crash zone sensor and SAS unit
• Malfunction in crash zone sensor circuit
• Open or short circuit in wiring harness between crash zone sensor and SAS unit
POSSIBLE
• SAS unit malfunction
CAUSE
• Crash zone sensor malfunction
T–218
ON-BOARD DIAGNOSTIC [AIR BAG SYSTEM]
INSPECTION
TABLE)
Performing inspection with only detection conditions may cause injury due to operating error
or damage the system. When performing inspection, always follow inspection procedure.
Yes Replace passenger-side air bag module.
(See T–121 PASSENGER-SIDE AIR BAG MODULE
REMOVAL/INSTALLATION)
No Replace wiring harness, then go to net step.
Yes Present malfunction diagnosis:
• Replace SAS unit.
(See T–124 SAS UNIT
Past malfunction diagnosis:
• Troubleshooting completed.
No Troubleshooting completed.
ACTION
REMOVAL/INSTALLATION)
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