Skoda Swing Radio Code – Unlock by SKZ4Z2 Serial Number
Is your Skoda Swing radio asking for its anti-theft security code or displaying SAFE?
The Skoda Swing is an original factory radio used across several Skoda vehicle generations.
One of the most important Swing serial families begins with:
SKZ4Z2...
This serial family is particularly well documented on compatible Delphi Skoda Swing radios.
Depending on the exact vehicle and hardware revision, Swing radios can use Skoda/VAG part numbers including:
5J0 035 161 C
5J0 035 161 E
3T0 035 161 G
and other related revisions.
If your compatible Swing requires its normal numerical anti-theft security PIN, our online service provides security-code information using identification from the radio itself.
This is a completely digital service. There is no physical product and no shipping required.
✅ Get your unlock code instantly here
Before ordering, locate the complete SKZ serial number and carefully verify every character.
Do not order using only:
Skoda Swing
or only:
SKZ4Z2
The complete individual radio serial is important.
What Is the Skoda Swing Radio?
The Swing is a factory Skoda radio/CD audio system used in vehicles such as:
- Skoda Fabia II
- Skoda Roomster
- Skoda Octavia II
- Skoda Superb II
- Skoda Yeti
- Other compatible applications depending on production year and equipment
Several Swing generations and hardware revisions exist.
Depending on the exact unit, features can include:
- AM/FM radio
- RDS
- CD playback
- MP3 playback
- WMA playback on compatible versions
- Preset station buttons
- AUX support depending on vehicle equipment
- Factory steering-wheel control integration
- Vehicle display integration
- Convenience anti-theft coding
- Four-digit security PIN
- Individual SKZ serial number
Because the Swing name covers more than one hardware family, always identify the actual radio before ordering.
Skoda Swing Radio Code
Compatible Skoda Swing radios use a traditional numerical anti-theft security code.
Manual code entry can become necessary after:
- Installation of a used Swing radio
- Radio replacement
- Installation into another Skoda
- Installation into another Volkswagen Group vehicle
- Loss of normal radio-to-vehicle recognition
- Radio repair
- Certain electrical repairs
- Previous incorrect code attempts
The PIN belongs to the individual radio.
It is not determined simply by:
- Vehicle model
- Vehicle year
- VIN
- Part number alone
Skoda Swing Radio Code by Serial Number
The radio serial is one of the most important identifiers.
For many Delphi Swing radios, the serial begins with:
SKZ4Z2...
A complete serial can look similar in format to:
SKZ4Z2KXXXXXXX
SKZ4Z2LXXXXXXX
SKZ4Z2MXXXXXXX
or:
SKZ4Z2NXXXXXXX
These are only format examples.
Never use an example number when ordering.
Always copy the complete serial from your own radio.
Skoda Swing SKZ4Z2 Radio Code
The SKZ4Z2 family is particularly important for Swing.
Documented real-world Swing examples include serials beginning with:
SKZ4Z2K...
SKZ4Z2L...
SKZ4Z2M...
and:
SKZ4Z2N...
depending on production period and hardware revision.
Do not submit only:
SKZ4Z2
because this is only the prefix.
The complete serial identifies the individual radio.
Skoda Swing Delphi Radio
Many important SKZ4Z2 Swing radios were manufactured by:
Delphi
A documented configuration includes:
Model: Skoda Swing
Manufacturer: Delphi
Part number: 5J0 035 161 C
Delphi P/N: 28289316
Model family: DE2-633
Serial: SKZ4Z2...
Other Delphi Swing units can carry different manufacturer part numbers while remaining within the same broader family.
Skoda Swing 5J0 035 161 C Radio Code
One of the most common Swing part numbers is:
5J0 035 161 C
This unit is documented as a Delphi Swing CD/MP3 radio.
Compatible examples use:
SKZ4Z2...
serial identification.
If your label shows:
5J0 035 161 C
look carefully for the complete SKZ serial on the same label.
Skoda Swing Delphi 28289316
A well-documented Delphi manufacturer number for:
5J0 035 161 C
is:
28289316
You may also see:
DE2-633
on compatible hardware.
These manufacturer identifiers help confirm the radio version.
However:
28289316 is not your radio serial.
The individual serial begins with:
SKZ...
Skoda Swing 5J0 035 161 E Radio Code
Another Swing revision is:
5J0 035 161 E
Compatible radios are documented with:
SKZ4Z2...
serial identification.
Different suffix revisions can represent changes in:
- Hardware
- Software
- Production period
- Vehicle application
Do not assume two different suffixes share the same individual PIN.
Skoda Swing 3T0 035 161 G Radio Code
The Skoda Superb II generation includes Swing radios such as:
3T0 035 161 G
Documented units use:
SKZ4Z2...
serial identification.
A diagnostic scan may show information such as:
Radio-SWING
together with the complete serial.
However, when possible, verify the physical radio label as well.
Skoda Swing GRO-633
Some Delphi Swing radios identify their internal hardware as:
GRO-633
You may see information including:
- Radio-SWING
- GRO-633
- Hardware revision
- Software revision
- Delphi part number
- SKZ4Z2 serial
This additional information is useful when distinguishing Swing hardware versions.
Not Every Skoda Swing Uses SKZ4Z2
This is important.
The Swing name was used on multiple radio generations.
For example, certain Blaupunkt Swing MP3 radios use:
SKZ1Z2...
rather than SKZ4Z2.
Therefore:
Never change your actual radio serial to SKZ4Z2 just because the radio says Swing.
Always copy the serial exactly as printed.
Skoda Swing SKZ1Z2 Radio Code
A documented Blaupunkt Swing MP3 uses:
SKZ1Z2...
serial identification.
One important configuration is:
Skoda part number: 1Z0 035 161 F
Blaupunkt number: 7 648 256 360
Serial family: SKZ1Z2...
This is a different Swing hardware family from the Delphi SKZ4Z2 units.
Skoda Swing Blaupunkt 1Z0 035 161 F
Another well-known Swing radio is:
1Z0 035 161 F
manufactured by:
Blaupunkt
with manufacturer identification:
7 648 256 360
This unit is associated with applications such as:
- Skoda Octavia II
- Skoda Yeti
and can use:
SKZ1Z2...
serial identification.
SKZ4Z2 vs SKZ1Z2 Skoda Swing
Both serial families can appear on legitimate Swing radios.
SKZ4Z2...
Common on compatible Delphi Swing radios.
SKZ1Z2...
Found on compatible Blaupunkt Swing MP3 radios.
This is why the radio model, manufacturer and part number should be checked together.
How to Get a Skoda Swing Radio Code
Step 1 – Switch On the Ignition
Keep the ignition switched on for the normal radio security procedure.
Step 2 – Switch On the Swing Radio
Check the radio display.
If security verification is required, the unit may display:
SAFE
or present a security-code entry screen.
Step 3 – Confirm the Radio Is Swing
Make sure the unit is actually:
Skoda Swing
and not:
- Dance
- Stream
- Blues
- Symphony
- Audience
- Bolero
- Amundsen
- Columbus
- Another Skoda radio
Step 4 – Locate the Radio Label
The complete identification label is normally attached to the metal casing.
Step 5 – Find the SKZ Serial
For many Delphi Swing radios, look for:
SKZ4Z2...
For some Blaupunkt versions, you may instead find:
SKZ1Z2...
Step 6 – Copy Every Character
Do not shorten or modify the serial.
Step 7 – Check the Part Number
Useful Swing identifiers include:
5J0 035 161 C
5J0 035 161 E
3T0 035 161 G
1Z0 035 161 F
depending on version.
Step 8 – Submit Your Order
Enter the requested radio identification and complete your order online.
✅ Get your unlock code instantly here
For compatible Swing radios, the corresponding security-code information is delivered digitally.
No physical shipping is required.
Where Is the Skoda Swing Serial Number?
The serial number is normally printed on the factory identification label attached to the radio casing.
The unit usually needs to be pulled forward from the dashboard to access the label.
Depending on the version, you may see:
- SKZ serial
- Skoda/VAG part number
- Delphi part number
- Blaupunkt number
- Model designation
- Barcode
- Hardware version
- Software version
Photograph the entire label whenever possible.
Skoda Swing 14-Character Serial Number
Traditional Skoda radio serials commonly contain 14 characters and begin with:
SKZ
For example, an SKZ4Z2 family serial follows a format similar to:
SKZ4Z2L1234567
The exact letters and numbers vary.
Always copy the complete sequence.
Check Your Swing Serial Carefully
Every character matters.
Pay particular attention to:
0 and O
1 and I
5 and S
8 and B
Also check whether the serial actually reads:
SKZ4Z2
or:
SKZ1Z2
These are different radio families.
Skoda Swing Serial vs Part Number
Do not confuse:
SKZ4Z2L...
with:
5J0 035 161 C
The SKZ number is the individual serial.
The 5J0 number is the hardware part number.
Several radios can share the same hardware number while having different:
- Serial numbers
- Security codes
- Production dates
Skoda Swing Serial vs Delphi Part Number
Likewise:
28289316
is a Delphi part number.
It does not replace:
SKZ4Z2...
The complete SKZ serial remains the key individual identifier.
Skoda Swing SAFE Radio Code
If the Swing is electronically locked, it can display:
SAFE
SAFE indicates that the anti-theft protection is active.
It does not automatically mean:
- Radio failure
- Broken display
- Internal electronics fault
The radio may simply require its correct security PIN.
How to Enter a Skoda Swing Radio Code
On compatible Swing radios, the security code is entered using the physical radio controls.
The factory procedure uses preset buttons:
1
2
3
and:
4
to enter the four-digit security code.
After entering the correct digits, the code is confirmed using the designated confirmation button for that Swing version.
On documented Swing manuals, the code is confirmed using the appropriate selection/preset function.
Always verify all four digits before confirming.
Skoda Swing Four-Digit Radio Code
Compatible traditional Swing radios use a:
4-digit security code
The PIN is separate from:
- Vehicle VIN
- Immobilizer PIN
- Key code
- Registration number
- Vehicle production year
Do not confuse these different security systems.
Skoda Swing Wrong Radio Code
If you confirm an incorrect PIN, the procedure can initially be repeated.
Do not continue guessing codes such as:
- 0000
- 1111
- 1234
- 9999
- Vehicle year
- Last four VIN digits
Random attempts can activate the radio lockout.
Skoda Swing One-Hour Lockout
The original Swing security procedure allows another attempt after one incorrect code.
If the security PIN is entered incorrectly for the second time, the radio becomes blocked for approximately:
1 hour
During this period:
- Keep the ignition switched on
- Keep the radio switched on
- Wait for the security timer to complete
Afterward, another code attempt becomes available.
Skoda Swing SAFE Locked
A Swing stuck on SAFE may be in its security waiting period.
Customers often describe this as:
- SAFE
- SAFE mode
- SAFE locked
- Radio locked
- Code blocked
- No code-entry screen
Do not continue randomly pressing buttons.
Allow the radio's normal security timer to complete.
Skoda Swing Convenience Coding
Swing radios use convenience coding on compatible vehicles.
When the unit is correctly paired with the vehicle, its security information is stored in both:
- Radio
- Vehicle instrument cluster
This allows the vehicle to recognise its original radio automatically.
Does Battery Replacement Always Require the Swing Code?
No.
If the original Swing remains correctly recognised in its original vehicle, battery disconnection does not normally require manual PIN entry.
After reconnecting the battery:
- Switch on the ignition.
- Then switch on the radio.
The vehicle may automatically recognise the radio through convenience coding.
Skoda Swing Code After Battery Disconnect
If the radio still displays SAFE after power restoration, check whether:
- The radio is original
- A used replacement has been fitted
- The radio was moved from another vehicle
- Normal convenience coding is no longer functioning
If manual code entry is required, identify the radio using its complete SKZ serial.
Used Skoda Swing Radio Code
A used Swing radio installed in another vehicle commonly needs its original anti-theft PIN.
The replacement radio has its own:
- SKZ serial
- Part number
- Manufacturer details
- Security code
Always use identification from the radio currently installed.
Replacement Skoda Swing Radio Code
Do not use:
- Code from the removed radio
- Serial from the old radio
- Original vehicle radio card
- VIN alone
- Code from another Swing
Every individual replacement radio has its own security information.
Skoda Swing Radio Code by VIN
Customers frequently search:
Skoda Swing radio code by VIN
However:
VIN = vehicle identification
while:
SKZ serial = radio identification
If a used radio has been installed, the VIN may belong to a completely different original radio.
For serial-based identification, use the information printed on the installed unit.
Skoda Fabia Swing Radio Code
The Skoda Fabia II / 5J is one of the most common Swing applications.
A documented configuration includes:
5J0 035 161 C
Delphi
SKZ4Z2...
If your Fabia Swing requests its PIN, check the full radio label.
Skoda Fabia II Swing Radio Code
Useful identifiers can include:
5J0 035 161 C
5J0 035 161 E
and other compatible revisions.
Vehicle trim and production year can affect the exact hardware.
Do not order based only on:
Fabia II
Skoda Roomster Swing Radio Code
The Skoda Roomster can use the same broader 5J-family Swing hardware as Fabia II.
Compatible units can therefore use:
5J0 035 161...
part numbers and:
SKZ4Z2...
serial identification.
Always verify the physical unit.
Skoda Superb Swing Radio Code
The Skoda Superb II can use Swing units from the:
3T0 035 161...
hardware family.
A documented example is:
3T0 035 161 G
with:
SKZ4Z2...
serial identification.
Skoda Superb II Swing Radio Code
When replacing a Superb II Swing unit, identify:
- Complete SKZ serial
- 3T0 part number
- Manufacturer
- Software/hardware revision
A used replacement radio may require manual security-code entry.
Skoda Octavia Swing Radio Code
The Skoda Octavia II can use Swing radio hardware including:
1Z0 035 161 F
on compatible versions.
This important variant is associated with:
Blaupunkt
and can use:
SKZ1Z2...
rather than SKZ4Z2.
Skoda Yeti Swing Radio Code
The Skoda Yeti can also use Swing factory radios, including compatible:
1Z0 035 161 F
hardware.
Always check the serial because vehicle model alone does not determine whether your Swing is Delphi or Blaupunkt.
Skoda Swing vs Dance
Swing and Dance are separate Skoda factory-radio models.
Dance commonly uses hardware such as:
5J0 035 161
but can use serial families including:
SKZ7Z3...
Swing Delphi hardware instead commonly uses:
SKZ4Z2...
on compatible versions.
Do not identify the radio from the 5J0 prefix alone.
Skoda Swing vs Stream
Stream belongs to another radio family, especially associated with Octavia II.
Compatible Stream units commonly use:
SKZ7Z3...
and:
1Z0 035 161 A/B/C
depending on version.
Swing and Stream are different radios.
Skoda Swing vs Symphony
Symphony belongs to an older Skoda audio generation.
Compatible Symphony radios can use prefixes such as:
SKZ2Z3...
or other SKZ families depending on manufacturer.
Do not confuse Symphony with Swing simply because both request a PIN.
Skoda Swing vs Blues
Blues is another Skoda factory radio.
It can have similar:
- Physical dimensions
- Display styling
- Preset controls
but uses its own hardware and identification.
Always verify the actual model.
Skoda Swing vs Audience
Audience is a separate factory audio system.
Swing and Audience differ in:
- Hardware
- Features
- Part numbers
- Serial identification
- Vehicle applications
Skoda Swing vs Bolero
Bolero belongs to a more advanced infotainment family.
Depending on generation, Bolero may include:
- Larger display
- Touchscreen
- SD card reader
- Additional media functions
Swing is generally a simpler factory radio/CD system.
Skoda Swing vs Amundsen
Amundsen is a factory navigation system.
If your radio includes integrated GPS navigation, verify whether it is:
Amundsen
rather than Swing.
Skoda Swing vs Columbus
Columbus is also a factory navigation system.
A traditional Swing radio code should not be ordered for a Columbus unit.
Skoda Swing vs Newer MIB Swing
The Swing name was later reused for newer infotainment generations.
Some newer systems may use:
- Component Protection
- Vehicle authentication
- Online adaptation
- Module pairing
These are not the same as the older traditional four-digit PIN-based Swing radios.
Skoda Swing Radio Code vs Component Protection
A traditional Swing PIN is different from:
Component Protection
Our standard radio-code service does not:
- Remove Component Protection
- Perform VIN pairing
- Perform dealer online adaptation
- Program control modules
- Modify firmware
- Bypass vehicle security
This service is intended for compatible traditional Swing radios requesting their normal numerical anti-theft PIN.
What If My Swing Serial Does Not Start with SKZ4Z2?
Do not alter it.
Your radio may be:
- Blaupunkt Swing
- Another Swing hardware revision
- Another Skoda radio
- Replacement Volkswagen Group unit
For example, a legitimate Swing may use:
SKZ1Z2...
Use the exact identification printed on the radio.
What If My Radio Uses VWZ Instead of SKZ?
A Volkswagen-branded radio may have been installed as a replacement.
If its serial begins with:
VWZ
do not convert it to:
SKZ
simply because the vehicle is a Skoda.
The serial belongs to the radio.
Why Exact Skoda Swing Identification Matters
The Swing family demonstrates why model name alone is not enough.
Different Swing radios can use:
- Delphi hardware
- Blaupunkt hardware
- SKZ4Z2 serials
- SKZ1Z2 serials
- 5J0 part numbers
- 3T0 part numbers
- 1Z0 part numbers
Always use as many identifiers as possible.
Fast Online Skoda Swing Radio Code Service
Our service is completely digital.
There is no need to physically ship your Swing radio.
The process is straightforward:
Confirm Swing → Locate the complete SKZ serial → Check SKZ4Z2 or actual prefix → Verify part number and manufacturer → Submit your order → Receive the result digitally
✅ Get your unlock code instantly here
Digital Delivery – No Physical Shipping
This is a digital service only.
You will not receive:
- Replacement Swing radio
- Physical radio-code card
- CD
- Radio removal tools
- Diagnostic equipment
- Electronic hardware
- Cables
- Printed manual
- Physical parcel
Nothing is physically shipped.
What If My Swing Does Not Display SAFE?
A radio code will not repair:
- Radio with no electrical power
- Blown fuse
- Failed CD drive
- Damaged display
- No sound
- Faulty buttons
- Wiring problem
- Internal electronics failure
This service is intended for compatible radios requesting their normal anti-theft security code.
Before Ordering a Skoda Swing Radio Code
Confirm the Radio Is Swing
Check the radio front panel and factory label.
Locate the Complete SKZ Serial
Important Delphi Swing units use:
SKZ4Z2...
Do Not Submit Only SKZ4Z2
Provide the complete individual serial.
Check the Part Number
Common documented Swing families include:
5J0 035 161 C
5J0 035 161 E
3T0 035 161 G
1Z0 035 161 F
Check the Manufacturer
Compatible hardware includes:
Delphi
and:
Blaupunkt
depending on version.
Verify Every Character
Never guess unclear serial characters.
Remember That Not Every Swing Uses SKZ4Z2
Some genuine Swing units use another serial family such as:
SKZ1Z2...
Avoid Random PIN Attempts
Two incorrect confirmed codes can trigger an approximately one-hour security lockout.
Frequently Asked Questions About Skoda Swing Radio Codes
What is the Skoda Swing radio?
It is an original factory Skoda radio/CD system used across several Skoda vehicle generations.
Does Skoda Swing use a radio code?
Compatible traditional Swing radios use a four-digit anti-theft security code.
What serial does a Skoda Swing use?
Many Delphi Swing units use SKZ4Z2... serial identification.
Do all Swing radios use SKZ4Z2?
No.
Can Skoda Swing use SKZ1Z2?
Yes. Compatible Blaupunkt Swing MP3 units are documented with SKZ1Z2 serials.
Which manufacturer uses SKZ4Z2 on Swing?
SKZ4Z2 is well documented on Delphi Swing hardware.
What is 5J0 035 161 C?
It is a documented Skoda Swing Delphi hardware part number.
What is Delphi 28289316?
It is a Delphi manufacturer part number associated with compatible 5J0 035 161 C Swing radios.
What is 3T0 035 161 G?
It is a Swing part number documented in Superb II applications.
What is 1Z0 035 161 F?
It is a Blaupunkt Swing MP3 radio used in compatible Octavia/Yeti applications.
What is 7 648 256 360?
It is a Blaupunkt product number associated with compatible 1Z0 035 161 F Swing hardware.
Where is the Swing serial number?
It is normally printed on the identification label attached to the radio casing.
How long is the SKZ serial?
Traditional Skoda radio serial numbers commonly contain 14 characters.
What does SAFE mean?
SAFE means the radio's anti-theft system is active.
How many digits is the Swing code?
Compatible traditional Swing radios use a four-digit PIN.
What happens after two wrong codes?
The unit can become blocked for approximately one hour.
Does battery replacement always require the Swing code?
No. Convenience coding allows the original vehicle and radio to recognise each other automatically in normal circumstances.
Can a used Swing require the code?
Yes. This commonly occurs when a replacement radio is installed in another vehicle.
Can I use my VIN instead of the radio serial?
No. The VIN and radio serial identify different things.
Can Fabia II use Swing?
Yes.
Can Roomster use Swing?
Yes.
Can Superb II use Swing?
Yes.
Can Octavia II use Swing?
Yes.
Can Yeti use Swing?
Yes.
Is Swing the same as Dance?
No.
Is Swing the same as Stream?
No.
Does this service remove Component Protection?
No.
Does this service perform vehicle programming?
No.
Do I need to ship the radio?
No. There is no physical shipping.
Are all Skoda Swing radios supported?
No. Compatibility depends on the exact radio, complete serial information and its normal security-code procedure.
Get Your Skoda Swing Radio Code Online
If your Skoda Swing displays SAFE or requests its anti-theft PIN, locate the complete identification information directly from the radio.
For many Delphi Swing units, look for:
SKZ4Z2...
together with hardware such as:
5J0 035 161 C
5J0 035 161 E
or:
3T0 035 161 G
Other legitimate Swing radios can use another SKZ family, including SKZ1Z2... on compatible Blaupunkt hardware.
Always copy the actual serial printed on your unit.
For compatible radios, our online Skoda Swing radio code service provides a convenient way to request security-code information without physically shipping the radio.
✅ Get your unlock code instantly here
If you are unsure whether your radio is Swing, Dance, Stream, Symphony, Blues, Audience, Bolero, Amundsen, Columbus, or another Skoda factory radio, contact us with clear photographs of the front panel and complete identification label before ordering.
Skoda Swing Radio Code • Swing Radio Code • Skoda Swing Unlock Code • Skoda Swing SAFE Code • Skoda Swing SKZ4Z2 • SKZ4Z2 Radio Code • 5J0 035 161 C Radio Code • 5J0035161C Radio Code • 5J0 035 161 E Radio Code • 3T0 035 161 G Radio Code • Delphi Skoda Swing Radio Code • Delphi 28289316 Radio Code • Skoda Fabia Swing Radio Code • Skoda Roomster Swing Radio Code • Skoda Superb Swing Radio Code • Used Skoda Swing Radio Code • Digital Delivery • No Shipping
Independent service disclaimer: This is an independent radio-code service and is not affiliated with or endorsed by Skoda Auto, Volkswagen Group, Delphi, Blaupunkt, or any radio manufacturer. Vehicle and product names are used only to identify compatible applications.
Other popular Skoda models:
- Skoda Symphony Radio Code – Unlock by SKZ Serial Number
- Skoda Dance Radio Code – Unlock by SKZ7Z3 Serial Number
- Skoda Stream Radio Code – Unlock by SKZ7Z3 Serial Number
- Skoda Swing Radio Code – Unlock by SKZ4Z2 Serial Number
- Skoda Bolero Radio Code – Unlock by SKZ Serial Number
- Skoda Blues Radio Code – Unlock by SKZ Serial Number
- Skoda Audience Radio Code – Unlock by SKZ7Z4 Serial Number
- Skoda Melody Radio Code – Unlock by SKZAZ1 / SKZAZ2 Serial
- Skoda Columbus Radio Code – Unlock by SKZ6Z7 Serial Number
- Skoda Amundsen Radio Code – SKZ1Z2 / SKZAZ2 Navigation PIN
- Skoda Beat Radio Code – Unlock by SKZAZ3 Serial Number
- Skoda Rhapsody Radio Code – Unlock by SKZ4Z4 / SKZ Serial
- Skoda Nexus Radio Code – Unlock by SKZ1Z7 Serial Number
- Skoda SatCompass Radio Code – Unlock by SKZ1Z2 Serial Number
- Skoda Cruise Radio Code – Unlock by SKZ1Z2 Serial Number
- Skoda MS 402 Radio Code – Unlock by SKZ2Z2 Serial Number
- Skoda MS 303 Radio Code – Unlock by SKZAZ2 Serial Number
- Skoda MS501 / MS502 Radio Code – Unlock by SKZ Serial Number
- Skoda MFD / MFD1 Radio Code – Unlock by SKZ1Z7 Serial Number
- Skoda SKZ Radio Code – Unlock by SKZ Serial Number