Xhorse Smart Key Box can be used to add keyless entry/ keyless go functions on 2018 Mazda 3 successfully. Before that, I’ll use Xhorse VVDI Key Tool Max + MINI OBD Tool to add a remote and demonstrate how it works.
- Generate Smart Remote
Remove PCB board from key shell to be programmed, place it on the VVDI Key Tool Max coil.
Vehicle remote >> Mazda >> 3 hatchback(2014-208) KeylessGo ID49 315M >> Generate
- Program Smart Remote
Insert MINI OBD Tool into the vehicle OBD port,
Immo programming >> Mazda >> Select by regional car model >> USA >> Mazda3 >> Smart key system >> 2017- >> Start execution
Follow the prompts to operate:
Take all smart keys out of car.
Press start button of vehicle for 10s, then press start button again when the indicator light of start button changes to yellow.
Add a key >> OK >> Yes
Please switch ignition on.
Current number of smart key: 3
Read the password…
Completed to read password, press “OK” to match.
It’ll take about 7 minutes to configuring the system, please wait…
Step on brakes when automatic-shift, step on the clutch when manual-shift and keep the mark end of the smart key to be programmed close to the start button, take other keys out of the car.
Key matched successfully!
Current number of smart keys: 4
After testing the remote successfully, move to next step.
- Install Smart Key Box
- Solder the connections.
Find the included 10-wire rainbow connector and take note of which wires relate to which buttons on the board to make sure the wires are soldered to the correct points.
- Insert to Smart Key Box, turn on Dipswitch position #2(for Prox vehicles).
- Connect Smart Key Box with vehicle properly. (power line, HF/LF antenna, OBD cable)
Sync Remote & Smart Key Box
- Holding the learning button until hearing a beep and LED is ignited.
- Open Smart Key Box app, press “connect the car”.
- Press any Onscreen button to bind phone to the app.
(The Smart Key Box can save and connect 6 remotes or phones at a time in addition to car remote count)
- Once all were done, holding the learning button again to exit learning mode.
- Test The Remote
Place the Smart Key Box safely under seat/dash cavity. Let’s go out to have a test.
Keep the phone screen to test by leaving vehicle and approaching to check all settings are working.
– Go away, it locks.
– As soon as I get to the car, it unlocks.
This is how to use Xhorse Smart Key Box to work on a 2018 Mazda 3 successfully.