ECall unit removal

1. ECall unit safety information

The eCall unit has a built-in battery that needs to be replaced in approximately 3 years. Also, when the emergency call system is activated once, the battery built into the eCall unit must be replaced.

When replacing the eCall unit, it is necessary to write the vehicle information into the new eCall unit.

When replacing the eCall unit, before removal upload the old eCall unit data to the scan tool, referring to the following.

When communication with a scan tool is not possible, remove as-is.

The scan tool used for the replacement procedure must be the same from start to finish. If the scan tool is changed midway, information cannot be written correctly.

Make sure to check the vehicle specifications before replacing the eCall unit.

2. ECall unit upload

1. Precautions

If replacing the eCall unit, this procedure is required.

If the eCall unit to be replaced cannot establish communication with the scan tool, do not perform this operation.

2. Vehicle information upload

1) Connect the scan tool to the DLC.

2) Turn ON the ignition switch.

3) Select "Upload Vehicle Configuration Data" on the scan tool.

  • Diagnostics > Body > AECS > Programming > Upload Vehicle Configuration Data

4) Upload the vehicle data to a scan tool by following the on-screen instructions.

5) After completing the upload, turn off the scan tool.

6) Turn OFF the ignition switch.

3. SRS airbag safety information

1. Handling deployed airbag

Warning

  • When handling the airbag, the safety precautions must be observed.
  • The surface of the deployed airbag may contain a small amount of sodium hydroxide.
    This is a byproduct of the deployment reaction, and may cause irritation if it comes in contact with the skin or eyes.
  • Be sure to wear gloves and safety glasses when handling an airbag after deployment.
  • Wash hands with soap after handling.

Caution

  • After the airbag is deployed, inspect for burning or melting caused by excessive heat, or any other problems.
  • If the SRS coil is damaged, replace it.

2. Handling undeployed airbag assembly

Warning

  • When transporting an undeployed airbag, make sure that the trim cover is facing away from your body.
  • Never carry an airbag with pretensioner by holding the connector or harness.
  • When placing an undeployed airbag, make sure to face the trim cover upward.
  • Do not put any object on the steering wheel with the airbag surface facing downward.
  • Not following this procedure may result in fire or injuries.

4. SRS airbag preparation

1. SRS deactivation

1) Set the ignition switch to LOCK and remove the key.

Note

  • For models with the passive entry and start system, turn the power mode OFF.

2) Remove the SRS fuse from the fuse relay box.

3) Disconnect the battery cable from the battery negative terminal.

Caution

  • After turning OFF the ignition switch (power mode for models with passive entry and start system), do not disconnect the battery cable within 3 minutes.
  • If the battery cable is disconnected within 3 minutes, the vehicle electronic control system may malfunction.
  • If the battery cable is disconnected, perform the setting of the front door power window switch with AUTO UP/AUTO DOWN function after connecting the battery negative terminal.
  • After disconnecting the battery cable, do not perform work for approximately 15 seconds.

5. Front sill plate removal

1) Remove the front sill plate from the floor.

Regular cab, crew cab

Legend

  1. Front sill plate
  2. Clip
  3. Claw section

Extend cab

Legend

  1. Front sill plate
  2. Clip
  3. Claw section

6. Front door finisher removal

1) Remove the front door finisher from the body.

7. Front pillar trim cover removal

1. Models with assist grips

1) Remove the assist grip from the front pillar trim cover.

2) Remove the front pillar trim cover from the front pillar.

Legend

  1. Front pillar trim cover
  2. Assist grip

2. Models without assist grips

1) Remove the front pillar trim cover from the front pillar.

Legend

  1. Front pillar trim cover
  2. Clip

8. Audio and navigation system removal

1. Models equipped with display units

1) Remove the display unit as a set with the bezel from the instrument panel.

Caution

  • When removing the display unit, place a cloth to the instrument panel.
  • If a cloth is not used, the surface of the instrument panel may be damaged.

Legend

  1. Bezel
  2. Display unit
  3. Clip

2) Disconnect the connector from the display unit.

2. Models equipped with 2DIN audio

1) Remove the 2DIN audio as a set with the bezel from the instrument panel.

Caution

  • When removing the 2DIN audio, place a cloth to the instrument panel.
  • If a cloth is not used, the surface of the instrument panel may be damaged.

Legend

  1. Bezel
  2. 2DIN audio
  3. Clip

2) Disconnect the connector from the 2DIN audio.

9. Instrument panel passenger-side upper cover removal

1) Remove the instrument panel passenger-side upper cover from the instrument panel.

High grade type (LHD)

Legend

  1. Instrument panel passenger-side upper cover
  2. Screw

Low grade type (LHD)

Legend

  1. Instrument panel passenger-side upper cover

10. Meter cluster removal

1) Remove the meter cluster from the instrument panel.

LHD

Legend

  1. Clip
  2. Claw section

11. Instrument panel removal

1) Remove the side cover from the instrument panel.

Legend

  1. Side cover
  2. Claw section

2) Disconnect the passenger airbag from the reinforcement.

3) Disconnect the connector from the instrument panel (upper side).

4) Remove the instrument panel (upper side) from the instrument panel (lower side).

High grade type

Legend

  1. Instrument panel (Upper side)
  2. Clip
  3. Claw section

Low grade type

Legend

  1. Instrument panel (Upper side)
  2. Clip
  3. Claw section

12. ECall unit removal

1) Remove the bracket from the reinforcement.

Legend

  1. Bracket
  2. Reinforcement
  3. Screw

2) Remove the eCall unit from the bracket.

Legend

  1. eCall unit
  2. Screw
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