RELAY AND FUSE BLOCK INSTALLATION

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Replacement parts

1.  Move a flathead screwdriver in the direction of arrow (1) shown in the figure, and while pressing the stopper, pull the wiring harness in the direction of arrow (2) shown in the figure to detach the relay or fuse terminal from the stopper.

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2.  Relocate all relay and fuse terminals to the new relay and fuse block.

Caution

•  If terminals are installed incorrectly, it could damage electronic components and burn wiring harnesses. When relocating terminals after replacing the relay and fuse block, line up the relay and fuse blocks of old and new parts and always verify each of the wiring harnesses in the wiring diagram so that the installation positions are correct.

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•  A terminal disconnection could cause electronic components and the system to not operate normally due to poor contact. After relocating the terminal, lightly pull the wiring harnesses to verify that they cannot be pulled out.

3.  Connect the wiring harness connectors.

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4.  Install the wiring harness.

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5.  Install the bolt.

6.  Attach the relay and fuse block middle cover to the relay and fuse block.

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7.  Insert the wiring harness connectors into the relay and fuse block middle cover.

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8.  Move the relay and fuse block lower cover in the direction of the arrow shown in the figure and insert the relay and fuse middle cover tabs into the relay and fuse block lower cover.

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9.  Attach the wiring harness clip to the relay and fuse block lower cover.

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10.  Install the band to the position shown in the figure.

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11.  Insert the front wiring harness protector into the stud bolts.

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12.  Insert the front wiring harness protector cap into the stud bolt.

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13.  Attach the front wiring harness protector clips to the body.

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14.  Install the bolt.

15.  Install the bracket.

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16.  Install bolt A.

17.  Install bolt B.

18.  Install bolt C.

19.  Insert the relay and fuse block into the stud bolts.

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20.  Install nut A.

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21.  Install nut B.

22.  Install nut C.

23.  Install all relays and fuses.

24.  Connect the wiring harness connectors.

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25.  Install the relay and fuse block upper cover.

26.  Install the lead-acid battery tray. (See LEAD-ACID BATTERY REMOVAL/INSTALLATION.)

27.  Perform the confirmation work after replacing the relay and fuse block. (See Confirmation work after replacing relay and fuse block.)

28.  Connect the negative lead-acid battery terminal. (See NEGATIVE LEAD-ACID BATTERY TERMINAL DISCONNECTION/CONNECTION.)

Confirmation work after replacing relay and fuse block

1.  Temporarily connect the negative lead-acid battery terminal and verify that the related wiring harness is not hot.

2.  Switch the main power ON (READY off).

3.  Verify that the fuse is not blown and the related wiring harness is not hot.

4.  Verify DTCs using the M-MDS. (See DTC INSPECTION.)

•  If a DTC is displayed, repair the malfunctioning location according to the applicable DTC troubleshooting.

―  After completion of repairs, clear all DTCs stored in the module. (See CLEARING DTC.)

5.  If there are no malfunctions in Steps 1, 3 and 4, switch the main power ON (READY on).

6.  Operate all the switches of the interior/exterior lights of the vehicle and verify that all the light bulbs turn on and flash.

7.  Operate the audio, A/C, wiper switch and selector lever and verify that everything works properly.

8.  Perform a running test to check for malfunctions in the low speed, acceleration, shift up, and shift down states.