Seat Leon MK3 Facelift FR

Coding

Hill Descent Control (HDC) – TO TEST

Source: drive2.ru

Control Unit 03 (Brakes)
Long coding (07)
Byte 23, Bit 3 (HDC/Offroad Function) → Active ✓
Byte 28, Bit 5 (BAP - Hill Descent Control) → Active ✓
Byte 33, Bit 6 (HDC) → Active ✓

Control Unit 19 (Gateway)
Long coding (07)
Byte 10, Bit 5 (HDC Active) → Active ✓

Fan Speed in Auto mode

Control Unit 08 (Air Conditioning)
Long coding (07)
Byte 11
Bit 6 (Blower status display in auto mode) → Active ✓

Cornering Lights via Fog Lights

Control unit 09 (Central Electrics/Zentralelektrik)
Security access (16): 31347
Adaptation (10)
Leuchte12NL LB45
- Lichtfunktion B12
New value: Abbiegelicht links (Default: Not Active)
Leuchte13NL RB5
- Lichtfunktion B13
New value: Abbiegelicht rechts (Default: Not Active)

Speed Thresholds for Cornering Lights

Control unit 09 (Central Electrics/Zentralelektrik)
Security access (16): 31347
Adaptation (10)
Static AFS light/Statisches Kurvenlicht
- Untere Geschwindigkeitsschwelle
Default: 0 km/h
Static AFS light/Statisches Kurvenlicht
- Obere Geschwindigkeitsschwelle
Default: 40 km/h

Fog Light Activation in Reverse

Control unit 09 (Central Electrics/Zentralelektrik)
Security access (16): 31347
Adaptation (10)
Static AFS light/Statisches Kurvenlicht
- bei Rueckwaertsfahrt
New value: both sides (Default: off)

Drive Profile Button always RED

Control unit 09 (Central Electrics/Zentralelektrik)
Security access (16): 31347
Adaptation (10)
Button in center console
- Zusatzcodierung Fahrprofiltaster hat keine LED
New value: LED not Installed (Default: LED Installed)

Activation interval of the Headlight Cleaning System

Control unit 09 (Central Electrics/Zentralelektrik)
Security access (16): 31347
Adaptation (10)
Scheinwerferreinigung
- Anzahl Betaetigungen Frontwaschanlage pro SRA Aktivierung
Default: 5 (Every 5th cleaning of the windshield activates the headlight washer)

Headlight Cleaning System Delay

Control unit 09 (Central Electrics/Zentralelektrik)
Security access (16): 31347
Adaptation (10)
Scheinwerferreinigung
- SRA Verzoegerungszeit
Default: 0 ms (After 0ms of holding the windshield washer it will activate the headlight washer - Immediately)

DRL in CAR Menu

Control unit 09 (Central Electrics/Zentralelektrik)
Security access (16): 31347
Adaptation (10)
Aussenlicht_Front
- Tagfahrlicht Aktivierung durch BAP oder Bedienfolge moeglich → Active ✓

Scandinavian DRL

Control unit 09 (Central Electrics/Zentralelektrik)
Security access (16): 31347
Adaptation (10)
Aussenlicht_Front
- Tagfahrlicht-Dauerfahrlicht aktiviert zusaetzlich Standlicht → Active ✓

Interior Lights Fade-In/Fade-Out

Control unit 09 (Central Electrics/Zentralelektrik)
Security access (16): 31347
Adaptation (10)
Suchbeleuchtung_allgemein
- KL58 Einschalten mit Rampe → Active ✓

Horn Acknowledgment for Locking/Unlocking

Control unit 09 (Central Electrics/Zentralelektrik)
Security access (16): 31347
Adaptation (10)
Acknowledgement signals/Rückmeldungssignale
- Akustische Rueckmeldung entriegeln → Active ✓
- Akustische Rueckmeldung verriegeln → Active ✓
- Dauer der Akustischen Rueckmeldung vom Einfachhorn: kurz (Default: normal)
- Menuesteuerung akustische Rueckmeldung → Active ✓

Akustische Rueckmeldung Signalhorn → Active ✓

Akustische Rueckmeldung global → Active ✓

Parking Assistance Sound Deactivation

Control unit 76 (Parking Assistance)
Adaptation (10)
Park assist activation tone/Aktivierungston für Einparkhilfe
New value: Off (Default: On)

Parking Assistance Turn-off Speed

Control unit 76 (Parking Assistance)
Adaptation (10)
Switch-off speed for parking assist/Abschaltgeschwindigkeit Für Einparkhilfe
Default: 15 km/h

Automatic Folding Mirrors

Control unit 09 (Central Electrics/Zentralelektrik)
Security access (16): 31347
Adaptation (10)
Spiegelverstellung
- Funk Spiegelanklappung Modus
New value: by lock command via remote control key (By pressing the lock button)
Default: by convenience operation via remote control key (By holding the lock button)

Dashboard

Hardware number: 5F0920790A

Disable Seatbelt reminder

Control Unit 17 (Dashboard)
Long coding (07)
Byte 00
Bit 2 → Deactivate ✗ (Active by default)
Bit 3 → Deactivate ✗
Bit 4 → Deactivate ✗

Laptimer

Control Unit 17 (Dashboard)
Long coding (07)
Bye 01
Bit 3 → Activate ✓

Cupra Logo/Vehicle Variant

Confirmed on SW: 1701

Control Unit 17 (Dashboard)
Long coding (07)
Bye 02
Bit 3-6

Variant 5 - Cupra 5 Door
Bit 3 and 5 → Active ✓ (Hex 29)

Variant 7 - Cupra ST
Bit 3, 4 and 5 → Active ✓ (Hex 38)

Variant 8 - Leon FR 5 Door (Default)
Bit 6 → Active ✓ (Hex 41)

Refueling Amount Display

Control Unit 17 (Dashboard)
Long coding (07)
Bye 10
Bit 4 → Activate ✓

Ice (Outside temperature) Warning

Control Unit 17 (Dashboard)
Security access (16): 47115
Adaptation (10)
outside_temperature
- p_ice_warning_entry_temperature: 4 °C (Default)
- p_ice_warning_exit_temperature: 6 °C (Default)

To turn off the unwanted beep for low temperature, it is necessary to set the entry_temperature to 0 °C and the exit_temperature to -10 °C .

Acoustic Open Door Warning

Control Unit 17 (Dashboard)
Adaptation (10)
Ignition active message, actuator
OFF | Driver door | All doors

Cupra (Sport) View

Supported from CW22 2018, if you have the view from the previous picture, it is possible to activate it.

Control Unit 17 (Dashboard)
Adaptation (10)
Sport
New value: Display

Speedometer Top Speed

Control Unit 17 (Dashboard)
Adaptation (10)
Tachometer end value (Default: Version 0)
Version 0 - 260 km/h | Version 2 - 240 km/h | Version 3 - 300 km/h

Traffic Sign Recognition (OEM)

Control Unit A5 (Driver assistance/Camera)
Security access: 20103
Long Coding
Traffic sign recognition VZE → activated ✓
// For 3Q0 (23 byte coding): Byte 16, Bit 4
// for 2Q0 (32 byte coding): Byte 12, Bit 4
Adaptation
Road sign detection fusion mode → Road sign fusion
Adaptation_tsr
- Par_country_mode → Automatic
- Par_relevance_mode → enabled

Control Unit 13 (ACC)
Long Coding
Traffic sign detection [Byte 01, Bit 0] → Deactivated ✗

Control Unit 17 (Dashboard)
Long Coding
Road sign detection [Byte 05, Bit 2] → Yes ✓

Control unit 5F (Multimedia/Informationselek. I)
Long Coding
VZA [Byte 24, Bit 6] → Not activated ✗
Adaptation
Car_Function_Adaptations_Gen2/Fahrzeug Menü Bedienung
- menu_display_road_sign_identification → activated ✓
- menu_display_road_sign_identification_over_threshold_high → activated ✓
Car_Function_List_BAP_Gen2/Fahrzeug Funktionsliste BAP
- traffic_sign_recognition_0x21 → activated ✓
- traffic_sign_recognition_0x21_msg_bus → Terminal 15
Restart (Hold the power button for 30s)

[TO-TEST]

Control Unit 17 (Dashboard)
Adaptation (10)
Tubes illustration (Default: Version 0)
(3 - skoda RS)
(4 - golf R)

Control Unit 17 (Dashboard)
Adaptation (10)
Display depiction (Default: Version 1)
(1 - skoda RS)
(3 - golf dots background)

Drive Profile in Virtual Cockpit

Control Unit  19 (Gateway)
Long coding (07)
Byte 08
Bit 4 → Activate ✓

Disable Start/Stop

Control Unit  19 (Gateway)
Security access (16): 20103
Adaptation (10)
Start Stop Voltage Limit
New value: 12.0 (Default: 7.6)

Headlight Presentation Mode

Control unit 55 (Headlamp Leveling)
Security access (16): 20103
Adaptation (10)
Präsentationsmodus → Activated ✓

MIB2 Infotainment

Hardware number: 5F0919606 (Display)
Hardware number: 5F0035877 (MIB)

Vehicle Variant

Control unit 5F (Multimedia/Informationselek. I)
Long coding (07)

Byte 00 (Brand)
Hex: 04 - SEAT
Bit 2 → Active ✓

Byte 01 (Car Generation and Class)
Hex: 73 - Leon
Bit 0-3 (Car_Class) - 3 (MQB)
Bit 0 and 1 → Active ✓
Bit 4-7 (Car_Generation) - 7 (Gateway)
Bit 4, 5 and 6 → Active ✓ 

Byte 02 (Suplement an Derivate)
Hex: 80 - Facelift 5 Door
Bit 0-3 (Car_Derivate) - 0
Bit 4-7 (Car_Derivate_Suplement) - 8 

Restart (Hold the power button for 30s)

MIB Carbon Skin

Control unit 5F (Multimedia/Informationselek. I)
Security access (16): 20103
Long coding (07)
Byte 17
Skin_1 → Skin_2
(Hex: 02)
(Byte 1 → Activate ✓)
Restart (Hold the power button for 30s)

For Non-MIB2

Skin_2 → Skin_3
Hex: 03
Byte 0 → Activate ✓
Byte 1 → Activate ✓

Startup Logo

Control unit 5F (Multimedia/Informationselek. I)
Security access (16): 20103
Long coding (07)
Byte 18 (Screenings)
0 - Seat | 1 - FR | 2 - Cupra | 3 - Ecomotive | 5 - Xperience | 6 - FR Line
Restart (Hold the power button for 30s)

Note: As a side effect, the displayed vehicle also changes based on the startup logo. Other parameters that affect this image are previously mentioned (Vehicle Variant) Bytes 0, 1 and 2.

Offroad Info in CAR Menu

Control unit 5F (Multimedia/Informationselek. I)
Security access (16): 31347
Adaptation (10)
Car_Function_Adaptations_Gen2/Fahrzeug Menü Bedienung
- menu_display_compass → Activated ✓
- menu_display_compass_over_threshold_high → Activated ✓
- menu_display_angle_of_slope → Activated ✓
- menu_display_angle_of_slope_over_threshold_high → Activated ✓
Car_Function_List_BAP_Gen2/Fahrzeug Funktionsliste BAP
- compass_0x15 → Activated ✓
- compass_0x15_msg_bus → Comfort data bus
- Angle_Of_Slope_0x24 → Activated ✓
- Angle_Of_Slope_0x24_msg_bus → Comfort data bus
Restart (Hold the power button for 30s)

TMC (Traffic Message Channel)/Traffic Information OFF

Control unit 5F (Multimedia/Informationselek. I)
Adaptation (10)
Fee-based traffic information (TMC)
15 - Default (Germany) | 65535 - OFF
Restart (Hold the power button for 30s)

Mirror Dip/Spiegelabsenkung

Control unit 52 (Passenger Door)
Long coding (07)
Byte 04
Bit 2 → Activate ✓
Bit 3 → Activate ✓

Control unit 09 (Central Electrics/Zentralelektrik)
Security access (16): 31347
Adaptation (10)
Spiegelverstellung
- Spiegelabsenkung bei Rueckwaertsfahrt → Active ✓
- Menuesteuerung Spiegelabsenkung → Active ✓

Lane Keeping Assist Deactivation Threshold

Control unit A5 (Camera)
Security access (16): 20103
Adaptation (10)
Deaktivierungsschwelle Fahrerinaktivität
early | middle | late

High Beam Assist Speed Limit

Control unit A5 (Camera)
Security access (16): 20103
Adaptation (10)
Speed p.asist activation. Beam: 57 km/h (Default)
Threshold vel. To recomend. Road lights OFF: 27 km/h (Default)

Heartbeat Pulse of the Start Button

Control unit B7 (Start System Interface)
Security access (16): 20103
Adaptation (10)
DeveloperCoding: Search lights
- ZAT_illumination_modus_mybeat_clamp58xt → Activated ✓
- ZAT_illumination_concept_mybeat_clamp58xt → Activated ✓

MIB2 Toolbox Installation

1. Prepare the SD Card with mib-std2-pq-zr-toolbox
2. Long press the MENU/TOP button to enter Service mode
3. Software update/versions→ UPDATE → SD card
4. Select the update and press START
5. Activate Testmode in the Service mode menu

Control unit 5F (Multimedia/Informationselek. I)
Change service: Development session | VW - diagnostic mode (Default)
Adaptation (10)
Developer mode: activated | Not activated (Default)

Full Link – Android Auto, Apple CarPlay

Prerequisite is: MIB2 Toolbox installed

Check if it’s supported

1. Long press the MENU/TOP button to enter Service mode
2. Function enabling codes (FEC, SWaP)→ Supported FEC
3. Check if the following codes are supported
   • 00060300 = MirrorLink
   • 00060800 = Apple CarPlay
   • 00060900 = Android Auto

Activate all FEC/SWaP codes

4. Long press the MENU/TOP button to enter Service mode
5. Testmode → Green Engineering Menu → mibstd2_toolbox
6. tools → Patch tsd.mibstd2.system.swap and generate EL
7. Wait for Patch is applied.

Check if the coding is correct

Control unit 5F (Multimedia/Informationselek. I)
Adaptation (10)
Vehicle_configuration
- Google_GAL → On
- Apple_DIO → On
- Mirror_link → On
Restart (Hold the power button for 30s)

Sport HMI (NOT TESTED)

Prerequisite is: MIB2 Toolbox installed

Check if it’s supported

1. Long press the MENU/TOP button to enter Service mode
2. Function enabling codes (FEC, SWaP)→ Supported FEC
3. Check if the following codes are supported
   • 00060400 = Sport HMI/Performance Monitor
4. If not, install the 00060400 FEC: drive2

Check if the coding is correct

Control unit 5F (Multimedia/Informationselek. I)
Adaptation (10)
Car_Function_Adaptations_Gen2
-menu_display_SportHMI → activated
Restart (Hold the power button for 30s)

mst2fecgen

MIB FEC/SWaP Code Generator

FEC/SWaP Code Generator

Important: FEC (Function Enable Code) or SWaP (SoftWare as Product) as the name says, are bought from the manufacturer, this will only work for patched units.

[FEC/SWaP Code]

FEC Example

1102000604000392F8910498544D424546364E4858474655434B594F55005EF869200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000

FEC Decomposition (342 Characters / 171 Bytes):

1102 - One FEC Code (2 Bytes)
00060400 - The FEC Code (4 Bytes)
03 - Signature exponent (1 Bytes) - Always 03
92F8910498 - VCRN (5 Bytes) - Can be seen by clicking on one of the installed Codes
544D424546364E4858474655434B594F55 - VIN HEX (17 Bytes)
00 - EOL (1 Bytes) - Always 00
5EF86920 - Unix Hex Timestamp (4 Bytes)
000000000000000000 - Zeros (9 Bytes)
0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 - Signature (128 Bytes) - Digital signature of previous data

Lights of the Central Electrics

Full Backup

Here you can see the original coding and adaptation of a 2019 Leon with almost all possible equipment. The only thing missing is the panoramic sunroof and the alarm system. Equipment includes things like:

• Full LED, outside and inside
• Ambient lighting
• Illuminated door sills
• Reversing camera
• Traffic sign recognition
• High-beam assistant
• Lane assist
• Electrically folding mirrors
• Mirror dip
• Trailer hitch preparation

Retrofit

Aerodynamik-Kit

• Spoiler: 5F0071606A
• Rear Bumper: 5F0071609
  • Reflector L: 5K0945105H
  • Reflector R: 5K0945106H
  • Grill: 5F0071612B
  • Double: 5F0071633
  • Single: 5F0071633B
• Exhaust pipe: 5F0072000E

• Side Skirts: 5F0071685 GRU

• Front Spoiler Lip: 5F0071606G GRU

Cupra Fog Light Covers

For FR only!

• Left: 5F0853665J 9B9
• Right: 5F0853666J 9B9

Wheels

19" 8J ET50
Cupra 200
5F0601025K
Tyre: 235/35 R19

19" 8J ET50
Cupra 300 (FL)
5F0601025AC
Tyre: 235/35 R19