Seat Occupant Classification Module - Air Bag: Testing and Inspection

SUPPLEMENTAL RESTRAINT SYSTEMS: OCCUPANT CLASSIFICATION ECU: ON-VEHICLE INSPECTION

CAUTION:
Be sure to correctly follow the removal and installation procedures for the occupant detection ECU.

1. INSPECT OCCUPANT DETECTION ECU (for Vehicle not Involved in Collision)

(a) Perform a diagnostic system check Reading and Clearing Diagnostic Trouble Codes.

2. INSPECT OCCUPANT DETECTION ECU (for Vehicle Involved in Collision and Airbag not Deployed)

(a) Perform a diagnostic system check Reading and Clearing Diagnostic Trouble Codes.

(b) Visually check for defects with the occupant detection ECU.

(1) The defects are as follows:

* Cracks on the ECU housing

* Dents on the ECU housing

* Chips on the ECU housing

* Cracks or other damage to the connector

* Damage to the serial number

OK:

No defects are found.

HINT
If any of the defects is found, replace the occupant detection ECU with a new one.

3. INSPECT OCCUPANT DETECTION ECU (for Vehicle Involved in Collision and Airbag is Deployed)

(a) Perform a diagnostic system check Reading and Clearing Diagnostic Trouble Codes.

(b) Visually check for defects with the occupant detection ECU.

(1) The defects are as follows:

* Cracks on the ECU housing

* Dents on the ECU housing

* Chips on the ECU housing

* Cracks or other damage to the connector

* Damage to the serial number

OK:

No defects are found.

HINT
If any of the defects is found, replace the occupant detection ECU with a new one.