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Home >> Toyota >> 2017 >> Yaris iA Automatic Trans >> Repair and Diagnosis >> Electrical >> Body Electrical >> Power Distribution (Service Information) >> Relay And Fuse Block >> Removal >> Procedure

Relay And Fuse Block: Removal: Procedure

  1. REMOVE RELAY AND FUSE BLOCK 
    1. Disconnect the negative battery cable.

      Refer to PROCEDURE - Step 1

    2. Remove the air cleaner assembly.

      Refer to PROCEDURE - Step 1

    3. Remove the battery and the battery tray.

      Refer to REMOVAL

    4. While pressing the relay and fuse block upper cover hook in the direction of the arrow (1) shown in the figure, lift up the relay and fuse block upper cover in the direction of the arrow (2) to detach the relay and fuse block upper cover hook from the relay and fuse block middle cover tab.
      GTY483845Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Relay and fuse block upper cover *b Hook
      *c Tab *d Relay and fuse block middle cover
    5. Remove the relay and fuse block upper cover.
      NOTE:

      If the relay and fuse block is removed with the relays and fuses installed, the area around the relay and fuse block may contact the relays or fuses and damage the them. Before removing the relay and fuse block, remove all the relays and fuses.

    6. Remove all the relays and fuses.
    7. Remove the emission wiring harness from the relay and fuse block hook.
      GTY490990Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Relay and fuse block *b Emission wiring harness
      *c Hook - -
    8. Disconnect the emission wiring harness connectors.
      GTY490553Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Emission wiring harness connector
      *b Relay and fuse block
    9. Remove the nuts.
      GTY494318Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Nut
      *b Relay and fuse block
      N*m (kgf*cm, ft.*lbf): Specified torque
    10. Pull out the relay and fuse block from the stud bolts.
      GTY492988Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Stud bolt
      *b Relay and fuse block
    11. While pressing the clip tabs of front wiring harness protector in the direction of the arrows (1) shown in the figure, pull the clip of front wiring harness protector in the direction of the arrow (2) shown in the figure to detach the clip tabs of front wiring harness protector from the engine mount.
      GTY485543Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Tab *b Front wiring harness protector
      *c Engine mount *d Clip
    12. Pull out the front wiring harness protector clip from the engine mount.
    13. Pull out the front wiring harness protector cap in the direction of the arrow shown in the figure.
      GTY493407Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front wiring harness protector *b Cap
      *c Stud bolt - -
    14. Pull out the front wiring harness protector from the stud bolt.
    15. While pressing the wiring harness clip tabs in the direction of the arrows (1) shown in the figure, push out the wiring harness clip in the direction of the arrow (2) shown in the figure to detach the wiring harness clip tabs from the relay and fuse block lower cover No. 1.
      GTY483256Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Clip *b Relay and fuse block lower cover No. 1
      *c Tab - -
    16. Remove the wiring harness clips.
    17. While pressing the relay and fuse block middle cover tab in the direction of the arrow (1) shown in the figure using a tape-wrapped flathead screwdriver, pull down the relay and fuse block lower cover No. 1 in the direction of the arrow (2) to detach the relay and fuse block middle cover tab from the relay and fuse block lower cover No. 1.
      GTY491499Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Flathead screwdriver *b Relay and fuse block lower cover No. 1
      *c Relay and fuse block middle cover *d Relay and fuse block
      *e Tab - -
    18. Detach all of the relay and fuse block middle cover tabs and the relay and fuse block lower cover No. 1.
    19. Remove the relay and fuse block lower cover No. 1.
    20. While pressing the relay and fuse block middle cover tab in the direction of the arrow (1) shown in the figure using a tape-wrapped flathead screwdriver, pull down the relay and fuse block lower cover No. 2 in the direction of the arrow (2) to detach the relay and fuse block middle cover tab from the relay and fuse block lower cover No. 2.
      GTY491616Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Flathead screwdriver *b Relay and fuse block lower cover No. 2
      *c Relay and fuse block middle cover *d Tab
    21. Detach all of the relay and fuse block middle cover tabs and the relay and fuse block lower cover No. 2.
    22. Remove the relay and fuse block lower cover No. 2.
    23. While pressing the wiring harness clip tabs in the direction of the arrows (1) shown in the figure, push out the wiring harness clip in the direction of the arrow (2) shown in the figure to detach the wiring harness clip tabs from the relay and fuse block lower cover No. 2.
      GTY494615Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Tab
      *b Relay and fuse block lower cover No. 2
      *c Clip
    24. Remove the wiring harness clip.
    25. Insert a tape-wrapped flathead screwdriver into the service hole in the position shown in the figure.
      GTY495128Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Relay and fuse block *b Service hole
      *c Front wiring harness connector - -
    26. While pressing the relay and fuse block tab in the direction of the arrow (1) shown in the figure using a tape-wrapped flathead screwdriver, pull down the front wiring harness connector in the direction of the arrow (2) to detach the relay and fuse block tab from the front wiring harness connector.
      GTY490765Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Flathead screwdriver
      *b Relay and fuse block
      *c Front wiring harness connector
    27. Pull out all the front wiring harness connectors from the relay and fuse block.
    28. Remove the nut.
      GTY489674Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front wiring harness *b Nut
      *c Relay and fuse block - -
      N*m (kgf*cm, ft.*lbf): Specified torque - -
    29. Remove the front wiring harness.
    30. Set the removed relay and fuse block aside so that it does not scratch the vehicle and parts.
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