Toyota RAV4 manuals

Toyota RAV4 Service Manual: Occupant classification ecu

Components

Toyota RAV4. Occupant classification ecu


On-vehicle inspection

  1. Inspect occupant classification ecu (vehicle not involved in collision)

  1. Perform a diagnostic system check (see page rs- 236).
  1. Inspect occupant classification ecu (vehicle involved in collision)

  1. Perform a diagnostic system check (see page rs- 236).
  2. Even if the airbag was not deployed, check if there is any damage to the occupant classification ecu. If there are any defects as mentioned below, replace the occupant classification ecu with a new one:

Caution:

Be sure to follow the correct removal and installation procedures.

Removal

  1. Disconnect cable from negative battery terminal

Caution:

Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.

  1. Remove front seat assembly (for manual seat) (see page se-11)

  2. Remove occupant classification ecu

Toyota RAV4. Remove occupant classification ecu


  1. Disconnect the 2 connectors from the occupant classification ecu.
  2. Using a screwdriver, remove the occupant classification ecu

Installation

  1. Install occupant classification ecu

  1. Check that the ignition switch is off.
  2. Check that the negative battery (-) terminal is disconnected.

Caution:

After disconnecting the negative battery terminal, wait for at least 90 seconds before starting the operation.

  1. Install the occupant classification ecu.
  2. Connect the 2 connectors to the occupant classification ecu.

Toyota RAV4. Install occupant classification ecu


Notice:

  1. Install front seat assembly (for manual seat) (see page se-23)

  2. Connect cable to negative battery terminal

  3. Inspect slide adjuster lock (for manual seat)

  4. Inspect seat heater operation (w/ seat heater system)

  5. Inspect srs warning light

  1. Inspect the srs warning light (see page rs-245).
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