• When performing an asterisked (*) troubleshooting inspection, shake the wiring harness and connectors while doing the inspection to discover whether poor contact points are the cause of any intermittent malfunction. If there is a problem, check to make sure connectors, terminals and wiring harness are connected correctly and undamaged.
STEP
|
INSPECTION
|
ACTION
|
|
---|---|---|---|
1
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VERIFY WHETHER SAS UNIT IS CONNECTED
• Turn the ignition switch to the LOCK position.
• Disconnect the negative battery cable and wait for 1 min or more.
• Are all SAS unit connectors securely connected?
|
Yes
|
Go to the next step.
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No
|
Reconnect it properly, then go to the Step 6.
|
||
2
|
INSPECT PAD INDICATOR BULB
• Disconnect the negative battery cable.
• Remove the PAD indicator bulb.
• Is the PAD indicator bulb normal?
|
Yes
|
Reinstall it properly, then go to the next step.
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No
|
Replace the bulb, then go to the Step 6.
|
||
*3
|
INSPECT THE WIRING HARNESS BETWEEN PAD INDICATOR AND SAS UNIT FOR CONTINUITY
• Turn the ignition switch to the LOCK position.
• Disconnect the negative battery cable and wait for 1 min or more.
• Remove the column cover.
• Disconnect the clock spring connector.
• Remove the glove compartment.
• Disconnect the passenger-side air bag module connector.
• Disconnect the driver and passenger-side side air bag module connectors.
• Disconnect the driver and passenger-side curtain air bag module connectors.
• Remove the rear door lower trim.
• Disconnect the driver- and passenger-side pre-tensioner seat belt connectors.
• Partially peel back the floor covering.
• Disconnect all SAS unit connectors.
• Is there continuity between terminal 1U of SAS unit connector and terminal A of PAD indicator?
|
Yes
|
Go to the next step.
|
No
|
Replace the wiring harness, then go to the Step 6.
|
||
*4
|
INSPECT THE WIRING HARNESS BETWEEN PAD INDICATOR AND SAS UNIT FOR SHORT TO POWER SUPPLY
• Connect the negative battery cable.
• Turn the ignition switch to the ON position.
• Measure the voltage at terminal A of PAD indicator connector.
• Is the voltage 9 V or more?
|
Yes
|
Replace the wiring harness, then go to the Step 6.
|
No
|
Go to the next step.
|
||
5
|
CHECK TO SEE WHETHER MALFUNCTION IS IN PAD INDICATOR OR SAS UNIT
• Connect the SAS unit connector terminal 1U to body ground.
• Does the PAD indicator illuminate with ignition switch on?
|
Yes
|
Replace the SAS unit, then go to the next step.
|
No
|
Go to the next step.
|
||
6
|
CONFIRM THAT MALFUNCTION SYMPTOMS DO NOT RECUR AFTER REPAIR
• Turn the ignition switch to the LOCK position.
• Disconnect the negative battery cable and wait for 1 min or more.
• Connect all SAS unit connectors.
• Connect the driver and passenger-side pre-tensioner seat belt connectors.
• Connect the driver and passenger-side curtain air bag module connectors.
• Connect the driver and passenger-side side air bag module connectors.
• Connect the passenger-side air bag module connector.
• Connect the clock spring connector.
• Connect the negative battery cable.
• Turn the ignition switch to the ON position.
• Does the PAD indicator operate properly?
|
Yes
|
Complete troubleshooting, then explain repairs to customer.
|
No
|
Recheck malfunction symptoms, then repeat from Step 1 if malfunction recurs.
|