Launch X431 IMMO Plus supports Anti-theft Matching for Honda incl. all keys lost and smart keys rewrite. The operating steps are the same as X431 IMMO Pro. (IMMO Plus is better as it has full OBD2 diagnosis function.)

Before the operation, confirm X431 IMMO Plus key programmer is connected to the Honda car via OBD.

1.X431 IMMO Plus Honda all smart keys lost programming

Select IMMO >> Honda >> Anti-Theft Key Matching >> All Honda Smart Keys Lost

Pay attention to the on-screen prompts and follow it to do step by step.

Turn the ignition switch to off

(Don’t press the foot brake and press the engine start/stop button.)

Please take a keyless access remote into the vehicle.

Can you turn the ignition switch on by normal operation?

Click “YES”

Do not insert the keyless access remote even if the keyless access remote slot is available.

Turn the ignition switch to on

(Don’t press the foot brake and press the engine start/stop button twice.)

Enter the numbers of Honda smart keys to be registered: 1

Turn the ignition switch to off

(Don’t press the foot brake and press the engine start/stop button.)

Do not insert the keyless access remote even if the keyless access remote slot is available.

Turn the ignition switch to on

(Don’t press the foot brake and press the engine start/stop button.)

Does the keyless access remote and immobilizer indicator light go off?

Click “YES”

Turn the ignition switch to off

(Don’t press the foot brake and press the engine start/stop button.)

Do not insert the keyless access remote even if the keyless access remote slot is available.

Turn the ignition switch to on

(Don’t press the foot brake and press the engine start/stop button twice.)

Keyless function is registered too.

Since this keyless remote is united with the immobilizer key. The immobilizer key has been registered at the same time by this operation.

It is not necessary to register or delete the immobilizer key separately.

Now the registration has been completed.

Turn the ignition switch to off

Attention:

Check all keys to ensure each will start the engine.

Check all keys to ensure each will lock and unlock the doors.

Do not insert the keyless access remote even if the keyless access remote slot is available.

Turn the ignition switch to on

(Don’t press the foot brake and press the engine start/stop button twice.)

2.X431 IMMO Plus Honda smart keys rewrite

Select IMMO >> Honda >> Anti-Theft Key Matching >> Rewrite Honda Smart Keys

Turn the ignition switch to off

(Don’t press the foot brake and press the engine start/stop button.)

Please take one original keyless access remote into the vehicle.

Do not insert the keyless access remote even if the keyless access remote slot is available.

Remove all other keyless access remotes from the vehicle.

Do not insert the keyless access remote even if the keyless access remote slot is available.

Turn the ignition switch to on

(Don’t press the foot brake and press the engine start/stop button twice.)

Enter the numbers of Honda smart keys to be registered: 1

Turn the ignition switch to off

(Don’t press the foot brake and press the engine start/stop button.)

The next steps are the same as Honda all keys lost programming.

Alright! That’s the procedure to perform Honda smart keys lost and smart keys rewrite with Launch X431 IMMO Plus with X-PROG3.

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