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RADAR Refit: Lane Change Assist for Mazda BT50 & Isuzu DMAX

Level up your vehicle tech skills with our step-by-step Knowby. Learn to refit the RADAR module used for Lane Change Assist on Mazda BT50 and Isuzu DMAX utility vehicles with precision and confidence.

Level up your vehicle tech skills with our step-by-step Knowby. Learn to refit the RADAR module used for Lane Change Assist on Mazda BT50 and Isuzu DMAX utility vehicles with precision and confidence.

1

Looks like this once fitted

2

Remove "Rear Bumper" from vehicle, and put onto a work table

3

Cut all of the Zip Ties holding the harness to the Rear Bumper.

4

Remove Radar (Lane Change Assist) from the Rear Bumper. 3 x 10mm bolts per side

5

Use a pen to mark the Radar Units

"Passenger Top” for this one Repeat for opposite side

6

The harness should now be separate from the Rear Bumper

7

Detach Radar Unit from the harness

8

T25 Torx to undo screw holding the Radar unit to its plastic bracket.

9

Pop out the "Clip Nut" , keep them! they will be reused

10
Identify the Supplied Radar Re-mounting brackets.

Identify the Supplied Radar Re-mounting brackets.

11

Fit "Clip Nut" to 3D printed bracket

12
Make sure you have the correct one!

The one marked "Pass" will go on the passenger side bracket.

Make sure you have the correct one!

The one marked "Pass" will go on the passenger side bracket.

13

Put Radar into the bracket and tighten, T25 Torx

The white sticker will face out.

Repeat for other side

14

Remove Towbar bolts, 18mm.

If vehicle doesn't have a Towbar, use the supplied fasteners.

15

Fit Bracket to Passenger side as shown.

IMPORTANT: Tighten bracket so it is parallel with the vehicle's chassis rail. If it is not parallel, it will cause issues later with beeping alarms in the vehicle.

16

Should look like this once tightened

Repeat for other side

17

Connect the harness

18

Strip back the tape/sheath, so that you have more length on the radar plug. You will need this so it can plug in.

19

Plug in Reversing Sensors

20

Plug in Radar, and Zip Tie wiring neatly

21

Will look like this

22

This is working correctly.

When driving >40km/hr, a yellow warning light will flash if something enters the blind spot. Will work for both sides of vehicle.