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Toyota Landcruiser Central Locking Harness Installation
How to install a central locking harness into a Toyota Landcruiser
How to install a central locking harness into a Toyota Landcruiser
1
Step 1 of 26

Remove earth off battery.

2
Step 2 of 26

Lay out all components.

3
Step 3 of 26

Prepare the vehicle harness to be routed from the engine bay to the rear of the cab. Taping a metre of plastic tube or wire to the canopy connecting end can help with routing but not essential.

4
Step 4 of 26

Feed vehicle harness down firewall towards chassis rail, make sure it stays as far away from exhaust as possible.

5
Step 5 of 26

Feed along top of chassis rail from underneath to keep away from exhaust & any moving parts. This loom needs to come out the back of cab on passengers side.

6
Step 6 of 26

Feed the remaining loom down until the interior harness branch lines up with the big rubber grommet on firewall. This should also line up the positive wires & the Body earth with a m6 threaded hole on the inner guard.

7
Step 7 of 26
<p>Cable tie M2 loom to chassis rail about every 300mm, ensure its away from moving &amp; hot parts.</p>

Cable tie M2 loom to chassis rail about every 300mm, ensure its away from moving & hot parts.

8
Step 8 of 26

Bolt the body earth into factory m6 thread & cable tie M2 vehicle loom up to factory loom.

9
Step 9 of 26

Hook up positive wires to m8 post on positive terminal.

10
Step 10 of 26

Remove factory loom from mount & move to side to allow better access to rubber nipple shown.

11
Step 11 of 26

Cut tip off rubber nipple shown to allow M2 interior harness to run through fire wall.

12
Step 12 of 26

Poke wire through cut rubber nipple from the inside, tape the loom to the wire as tight as possible, put lubricant on the tape to help slip through & pull loom through until happy with location. Put factory loom (step 10) back on mount after this.

13
Step 13 of 26

Insert all the wires into the correct locations using the other side of interior harness plug to colour match wires for locations.

14
Step 14 of 26

Undo plastic nut, remove plastic sill cover & remove plastic kick panel.

15
Step 15 of 26

Connect lock/unlock patch lead.

16
Step 16 of 26

Plug add-a fuse circuit into the ignition wire, then install the 2 fuses (1 supplied & 1 out of ignition switched circuit)

17
Step 17 of 26
<p>Install add a circuit fuse holder, ensure correct orientation (wire pointing down) This should be installed in a location to pick up &quot; Ignition switched power&quot; for the door ajar buzzer.</p>

Install add a circuit fuse holder, ensure correct orientation (wire pointing down) This should be installed in a location to pick up " Ignition switched power" for the door ajar buzzer.

18
Step 18 of 26

Plug buzzer into buzzer loom, then plug buzzer loom into interior harness, then peel backing tape off buzzer & stick onto flat surface.

19
Step 19 of 26

Cable tie up excess wiring & poke out of way.

20
Step 20 of 26

Re install plastic kick panel & plastic sill cover, be careful not to jam/pinch any wiring.

21
Step 21 of 26

Cable tie up interior harness out of the way & sight. Cut any labels that are visible off carefully.

22
Step 22 of 26
<p>Canopy interconnect pin out table</p>

Canopy interconnect pin out table

23
Step 23 of 26

Insert wires into plug as per pin out table in previous step, ensure you put the white plug into number 12 to make plug water tight. Then insert green locking wedge.

24
Step 24 of 26

Mount canopy interconnect connector in headboard with screws. (If you have a service canopy, skip this step)

25
Step 25 of 26

Cable tie up any excess length of wiring to chassis rail under vehicle, ensure its away from any moving or hot parts!

26
Step 26 of 26

Put earth terminal back on battery and test lock, unlock (note, doors must be closed for this to work), canopy light operation on both the small urbane switch on the actual light and the pin switches, door ajar buzzer.