Mazda 2002 6 Workshop Manual page 1141

STEP
2 VERIFY THAT SAS unit CONNECTOR IS
CONNECTED
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–117 SERVICE
• Turn ignition switch to LOCK position.
• Disconnect negative battery cable and wait
for more than 1 minute.
• Turn up floor covering.
• Are all SAS unit connectors securely
connected?
* 3 INSPECT WIRING HARNESS BETWEEN SAS
UNIT AND INSTRUMENT CLUSTER FOR
CONTINUITY
• 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. (Vehicles with
side air bag)
• Disconnect driver and passenger-side
curtain air bag module connectors. (Vehicles
with curtain air bag)
• Remove B-pillar lower trims. (Vehicle with
pre-tensioner seat belt)
• Disconnect driver- and passenger-side
pre-tensioner seat belt connectors. (Vehicle
with pre-tensioner seat belt)
• Turn up floor covering.
• Disconnect all SAS unit connectors.
• Disconnect instrument cluster connector.
• Is there continuity between SAS unit
connector terminal 1T and instrument cluster
connector terminal 1O?
* 4 INSPECT WIRING HARNESS BETWEEN SAS
UNIT AND INSTRUMENT CLUSTER FOR
SHORT TO POWER SUPPLY
• Connect negative battery cable.
• Turn ignition switch to ON position.
• Measure voltage at instrument cluster
connector terminal 1O.
• Is voltage more than approximately 9 V?
5 CHECK TO SEE WHETHER MALFUNCTION
IS IN AIR BAG SYSTEM WARNING LIGHT IN
INSTRUMENT CLUSTER
• Connect instrument cluster connector
terminal 1O to ground, then reconnect
connector.
• Does air bag system warning light illuminate
with ignition switch ON?
TROUBLESHOOTING
INSPECTION
WARNINGS)
Yes Go to next step.
No Reconnect connector properly, then go to Step 10.
Yes Go to next step.
No Replace wiring harness, then go to Step 10.
Yes Replace wiring harness, then go to Step 10.
No Go to next step.
Yes Replace instrument cluster, then go to Step 9.
(See T–72 INSTRUMENT CLUSTER REMOVAL/
INSTALLATION)
No Go to next step.
ACTION
T–233
T