July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Diagnosis Procedure

WARNING:

Before servicing, turn 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.

CHECK HARNESS CONNECTOR
Check the harness connector.

Is the inspection result normal?

YES: GO TO 2.

NO: Replace harness connector.
CHECK WIRING HARNESS
Check the wiring harness externals.

Is the inspection result normal?

YES: GO TO 3.

NO: Replace wiring harness.
REPLACE SATELLITE SENSOR
1. Replace satellite sensor. Refer to "REMOVAL AND INSTALLATION ".
2. Perform DTC confirmation procedure. Refer to "DTC LOGIC ".
  Is DTC detected?
  
  YES: GO TO 4.
  
  NO: INSPECTION END
REPLACE AIR BAG DIAGNOSIS SENSOR UNIT
1. Replace air bag diagnosis sensor unit. Refer to "REMOVAL AND INSTALLATION ".
2. Perform DTC confirmation procedure. Refer to "DTC LOGIC ".
  Is DTC detected?
  
  YES: GO TO 1.
  
  NO: INSPECTION END