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Use Launch X431 Pro5 to do 2013 Audi S4 all keys lost key programming, works perfectly! Launch X-Prog 3 Immobilizer & Key Programmer is required. Only need three steps.
Step 1: Read Anti-Theft Data
Step 2: Generate Dealer Key
Step 3: Learn Key
In details…
1.Connection:
Connect SmartBox 3.0 and vehicle’s DLC via the OBDII extension cable
Connect X-431 Pro5 diagnostic tool and SmartBox 3.0 via Bluetooth
2.Identify vehicle info
Turn on X431 Pro5 tablet
Tap Intelligent Diagnose
It will connect VCI…read VIN…decode VIN.
Automatically detect the vehicle info successfully. It’s 2013 AUDI S4.
Click “Diagnostic”
3.Program all keys lost
Select Special Function>> Anti-theft Function>> Generation 4 And Above Immobilizer System>> All Keys Are Lost
Simultaneously connect Launch GIII X-Prog3, smartbox and X431 PRO5 according to the connection diagram
It will upgrade the anti-theft key matching connector.
Update adaptor firmware successfully
Select 5th Immobilizer>> A4/A5/Q5
Then perform the key programming process
Step 1: Read Anti-Theft Data
Insert the key to the keyhole or place it to the key sensing area, and turn on the ignition switch to illuminate the instrument if all keys are lost, turn on the hazard warning flasher and press the brake
Disconnect the BCM2 for more than 5 seconds and connect again
Reading the anti-theft data…
Read and backup the anti-theft data successfully
Take a screenshot to save the vehicle info
Step 2: Generate Dealer Key
Place a blank key into the Launch GIII X-Prog 3
If failed to generate the key, put the key correctly again
Generate dealer key successfully
Step 3: Learn Key
Input the number of keys to be learned
Insert the key to be learned successively within 30 seconds and turn to “ON” position
Interval for changing keys is less than 5 seconds
For smart key, place the key to be learned near the key sensing area, and press “START” button
Finally, remove the Launch SmartBox 3.0 from the vehicle
Done!
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