Older Fiat Siena or Palio required to remove ECU or write key to start to make new key. Here is revolutionary solution on getting Fiat ECU ISO code and programming special ID48 chip key by using LONSDOR key programmer via OBD directly. LONSDOR tablet=SKP900+ Lonsdor CI600 Plus.

Instruction:
Step 1: Read ECU ISO code (security pin code)
Select car brand: Fiat

Select read iso code

Select Electronic immobilizer system

Select read iso code

After read ecu iso code success, disconnect the battery.
If read iso code failed,please disconnect the battery and try again
(Anyway, disconnect the battery)

SKP-1000 read Fiat info and fiat iso code
Press YES to continue

Check if you have a working key
If yes, Press YES button to continue

Turn ignition to ON position

Turn ignition to OFF position

Turn Ignition ON

Read iso code success

manually enter 5-digit iso code

LONSDOR will read the immo data, please write download the numbers (will be used to generate chip)
Step 2. Generate Fiat special ID48 chip

Select Fiat common chip to generate special chip

select generate Fiat ID48 special dealer key

Insert the immo adapter into the LONSDOR car key programmer, select Special function and select Generate Fiat chip

Insert the blank ID48 chip into the coil of the adapter

Manually enter 24-digit immo code (read previously)

Enter 24-digit code marked red

confirm the entered digits
Step 3: Program chip key

select Program key

Select Siena key programming,
LONSDOR will also program key for Fiat 500, Boyue,Palio,Leap,viaggio and Perla

Select Electronic immobilizer system

Select OBDII connector
turn ignition to ON position

select Program key

Key without programming cannot be used Press YES to continue

enter 5 digits iso code
confirm

continue to program more keys Press YES to continue

please change next key

If the dashboard indicator goes off, program success.
Disconnect SKP 1000 and test the new key. http://skp1000.blogspot.com/2017/07/skp1000-read-fiat-siena-iso-code-via-obd.html