Diagnosis Procedure (B00A0-04)

1. Visually inspect all applicable harness connectors for the following:
   • Visible damage to connector or terminal
   • Loose terminal
   • Poor connection
     NOTE: All harness connectors should be inspected from the air bag diagnosis unit to the end component (including any in-line connectors)

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Perform the following repairs. Then, GO TO 2.

• Visible damage: Replace the harness.
• Loose terminal: Secure the terminal.
• Poor connection: Secure the connection.

1. CONSULT
   1. Reconnect all harness connectors.
   2. Ignition switch ON.
   3. Check for DTC.

Is DTC still current?

YES>>

GO TO 3.

NO>>

Clear DTC and perform zero point reset. Refer to Description .

1. CONSULT
   1. Replace the OCS control unit. Refer to Removal and Installation .
   2. Ignition switch ON.
   3. Check for DTC.

Is DTC still current?

YES>>

GO TO 4.

NO>>

Clear DTC and perform zero point reset. Refer to Description .

1. CONSULT
   1. Replace the air bag diagnosis sensor unit. Refer to Removal and Installation .
   2. Ignition switch ON.
   3. Check for DTC.

Is DTC still current?

YES>>

GO TO 5.

NO>>

Clear DTC and perform zero point reset. Refer to Description .

1. CONSULT
   1. Replace the related harnesses (OCS sensors to OCS control unit, OCS control unit to seat, seat to main harness, main harness to air bag diagnosis sensor unit)
   2. Ignition switch ON.
   3. Check for DTC.

Is DTC still current?

YES>>

GO TO 6.

NO>>

Clear DTC and perform zero point reset. Refer to Description .

1. CONSULT
   1. Replace the OCS sensors. Refer to Removal and Installation .
   2. Ignition switch ON.
   3. Check for DTC.

Is DTC still current?

YES>>

GO TO 7.

NO>>

Clear DTC and perform zero point reset. Refer to Description .

1. 1. Replace the passenger seat cushion frame. Refer to Seat Cushion .
   2. Clear DTC and perform zero point reset. Refer to Description .

>>

Inspection End.