About the iDatalink HRN-RR-VW1 Vehicle-specific Harness
Product highlights:
- allows installation of a new receiver in select Volkswagen vehicles (also requires the Maestro ADS-MRR or ADS-MRR2 module)
- retains the use of your steering wheel audio controls and navigation outputs in select vehicles
- retains Bluetooth features
- displays engine performance data on touchscreen with select iDatalink-ready receivers
- warranty: 1 year
- MFR # HRN-RR-VW1
- Item # 794HRRVW1
What's in the box:
iDatalink HRN-RR-VW1 Vehicle-specific Harness owner's manual
If you need assistance accessing this owner's manual, please give us a call.- 20" Volkswagen installation harness (for use with Maestro RR interface)
More details on the iDatalink HRN-RR-VW1 Vehicle-specific Harness

Product Research
Features
Volkswagen/Audi Harness: The iDatalink Maestro HRN-RR-VW1 installation harness greatly simplifies the installation of the Maestro RR or RR2 Car Radio Replacement Interface module (sold separately) in select Volkswagen & Audi vehicles when replacing your factory radio with an iDatalink Serial Port compatible head unit from Kenwood, JVC, Alpine, Sony and Pioneer; or other aftermarket head unit.
- Vehicle Compatibility: Click here for a list of compatible Volkswagen & Audi vehicles.
- Radio Compatibility: Click here for a list of fully compatible aftermarket head units with an iDatalink Serial Port.
Flashing Module via Weblink Desktop: The iDatalink Maestro RR (ADS-MRR) will need to be loaded with correct firmware before installation. The included USB cable plugs into your computer and allows you to "flash" the Maestro RR or RR2 with the appropriate firmware to prepare it for installation. Simply download Weblink Desktop (for Windows and Mac) onto your computer to access the appropriate firmware.
Retained Features: The following factory features (if applicable) are retained when replacing your factory radio with a compatible iDatalink Serial Port head unit from Kenwood, JVC, Alpine, Sony, or Pioneer using the Maestro RR or RR2 Car Radio Replacement Interface module and HRN-RR-VW1 installation harness.
- Steering Wheel Control
- Bluetooth Phone & Music
- Analog or Digital Amp with Turn-On, Fader, and Gain
- Song/Artist Info & Caller ID on Multi-Function Display
- R.A.P (Retained Accessory Power)
- Climate Status Screen
Extra Features: The following Extra features are added when replacing your aftermarket head unit with a compatible iDatalink Serial Port head unit from Kenwood, JVC, Pioneer, Sony, or Alpine using the Maestro RR or RR2 Car Radio Replacement Interface module and HRN-RR-VW1 harness.
- Performances Gauges
- Vehicle Information (Doors, Check Engine)
- On-Screen Parking Sensor Display
- Navigation Info on Multi-Function Display (Kenwood only)
Connections: The iDatalink Maestro HRN-RR-VW1 installation harness contains one large Molex connector which plug into your factory radio harness. On the other end of the harness are four multi-pin connectors which plug into the Maestro RR or RR2 Car Radio Replacement Interface module. In addition, you will need to hardwire the power/ground, illumination, speaker, and navigation output leads of the HRN-RR-VW1 harness to your aftermarket head unit's wiring harness.
Note: When using the HRN-RR-VW1 installation harness, you will not use the additional harnesses that are included with the Maestro RR or RR2 Car Radio Replacement Interface module.
Loading...
Loading accessories...
Customer Q&A
Loading...
Loading articles...
This works with a 2013 Jetta Sportwagen, but idatalink's website doesn't list the wagon separately from the sedan, so Crutchfield doesn't list it as fitting. The Crutchfield advisor didn't know, so I called the manufacturer to confirm. Installed and works great.
Aaron from Chattanooga, TN