The Volkswagen Passat B8 is a popular car known for its comfort and technology. With VCDS (Vag-Com Diagnostic System), owners can further customize their Passat to unlock hidden features and personalize their driving experience. This guide outlines several Passat B8 Vcds mods, ranging from convenience tweaks to performance enhancements. Remember to proceed with caution and consult reputable sources before making any modifications to your vehicle’s systems.
Popular Passat B8 VCDS Modifications
Passenger Mirror Dip in Reverse
Enable automatic passenger mirror dipping when reversing for improved visibility. This feature only functions when enabled in the infotainment system and the mirror adjustment knob is set to the passenger side.
- Module: 52-Door Elect., Pass.
- Coding: Long Coding, enable bits 2 and 3 of byte 4.
- Module: 09-Cent. Elect.
- Access: Security Access – 16 (Security Code: 31347)
- Adaptation: Activate the following channels:
- IDE08542-ENG116650-Access control 2-Spiegelabsenkung bei Rueckwaertsfahrt (enables mirror dip)
- IDE08542-ENG116657-Access control 2-Menuesteuerung Spiegelabsenkung (enables menu option)
Reset the infotainment unit to factory defaults and restart.
Automatic Window Closing in Rain
Automatically close the windows when rain is detected. Functionality may vary depending on sunroof presence.
- Module: 09-Cent. Elect.
- Module: RLFS (slave module)
- Coding: Long Coding, enable bit 2 of byte 0.
- Access: Security Access – 16 (Security Code: 31347)
- Adaptation: Set the following channels:
- IDE08542-ENG125655-Access control 2-Regenschliessen_ein_aus (permanent)
- IDE08542-ENG125656-Access control 2-Regenschliessen_art (permanent)
- IDE08542-ENG122186-Access control 2-Menuesteuerung Regenschliessen (active) (enables menu option)
Reset the infotainment unit and restart.
Change Discover Media Boot Logo
Customize the infotainment system’s startup logo. Options include various VW branding logos.
- Module: 05-Infotainment
- Coding: Long Coding, modify byte 18 (00-None, 01-Hybrid, 02-GTD, 03-GTI, 04-Bluemotion, 05-E-Golf, 06-R-Line, 07-Golf R).
Reset the infotainment unit and restart.
Audible Lock/Unlock Confirmation
Enable a confirmation beep when locking and unlocking the vehicle. The beep confirms successful locking/unlocking of all doors.
- Module: 09-Cent. Elect.
- Access: Security Access – 16 (Security Code: 31347)
- Adaptation: Activate the following channels:
- IDE02269-ENG116666-Acknowledgement signals-Akustische Rueckmeldung entriegeln (unlock beep)
- IDE02269-ENG116667-Acknowledgement signals-Akustische Rueckmeldung verriegeln (lock beep)
- IDE02269-ENG122188-Acknowledgement signals-Menuesteuerung akustische Rueckmeldung (menu option)
Reset the infotainment unit and restart.
DRL Control via Car Menu
Add the option to enable or disable Daytime Running Lights (DRLs) through the car’s menu. Note: Disabling DRLs might not be legal in all regions.
- Module: 09-Cent. Elect.
- Access: Security Access – 16 (Security Code: 31347)
- Adaptation: Activate:
- IDE06864-ENG116594-Daytime running lights-Tagfahrlicht Aktivierung durch BAP oder Bedienfolge moeglich
Reset the infotainment unit and restart.
DRLs Only in Auto Mode
Configure DRLs to activate only when the headlight switch is in the “Auto” position and DRLs are enabled in the menu. DRLs will also be on when side lights are selected.
- Module: 09-Cent. Elect.
- Access: Security Access – 16 (Security Code: 31347)
- Adaptation: Activate: Tagfahrlicht nur in Schalterstellung AUTO
Adjust Comfort Turn Signal Blinks
Modify the number of blinks for the comfort turn signal feature (range: 3-5 blinks).
- Module: 09-Cent. Elect.
- Access: Security Access – 16 (Security Code: 31347)
- Adaptation: Adjust: IDE04923-ENG116587-Turn signal control-Komfortblinken Blinkzyklen (set desired number)
Reset the infotainment unit and restart.
Enable Offroad Car Menu
Enable a hidden offroad menu in the infotainment system providing access to vehicle information like compass heading and steering angle.
- Module: 5F-Infotainment
- Adaptation: Activate the following channels:
- ENG122227-ENG117566-Car_Function_Adaptations_Gen2-menu_display_compass
- ENG122227-ENG117568-Car_Function_Adaptations_Gen2-menu_display_compass_over_threshold_high
- ENG122229-ENG117732-Car_Function_List_BAP_Gen2-compass_0x15
Reset the infotainment unit and restart.
“Audi” Throttle Response Mod
This mod alters the engine mapping to potentially improve throttle response. However, it may trigger dashboard errors on some vehicles.
- Module: 01-Engine
- Coding: Long Coding, change the first byte from 01 to 02. Cycle the ignition after applying this change.
Disable Automatic Brake Application on Stall
Prevent the ABS system from forcefully applying brakes when the engine stalls.
- Module: 03-Brakes
- Adaptation: Deactivate: “Automatic application during engine stalling” Monitor for any ABS warning lights after making this change.
Lock Car with Ignition On (KESSY)
Allow locking the doors with the ignition on (and engine potentially running) for vehicles equipped with KESSY.
- Module: 09-Cent. Elect.
- Access: Security Access – 16 (Security Code: 31347)
- Adaptation: Activate: IDE05142-ENG115754-Access control-Funk bei Klemme 15 ein
These are just a few examples of the many customizations possible with Passat B8 VCDS. Always research thoroughly and proceed cautiously when modifying your vehicle. Incorrect modifications can potentially damage vehicle systems.
