Diagnosis Procedure
warning
Before servicing, ignition switch OFF, disconnect battery negative terminal, and wait at least 3 minutes or more. (To discharge backup capacitor.)
Never use unspecified tester or other measuring device.
1.
CHECK BATTERY VOLTAGE
Check battery voltage. Refer to
Work Flow
.
Is the inspection result normal?
.
Repair or replace the malfunctioning parts.
2.
CHECK HARNESS CONNECTOR
Check the harness connector.
Is the inspection result normal?
.
Replace harness connectors.
3.
CHECK WIRING HARNESS
Check the wiring harness externals.
Is the inspection result normal?
.
Replace wiring harness.
4.
REPLACE AIR BAG DIAGNOSIS SENSOR UNIT
Replace air bag diagnosis sensor unit. Refer to
Removal and Installation
.
Perform DTC confirmation procedure. Refer to
DTC Description
.
Is DTC detected?
.
INSPECTION END
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Repair or replace the malfunctioning parts..Replace harness connectors..Replace wiring harness....INSPECTION END