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ACV ASA Mercedes/Porsche MOST>Cinch ISO Active Adapter
SKU:  13-1190-52-1
EAN:  4026724341553

ASA Mercedes/Porsche MOST>Cinch ISO

SKU:  13-1190-52-1
EAN:  4026724341553

Technical Highlights

  • Connection: OEM sound system MOST, Cinch(m) red/white, ISO(m)/(f).
  • Compatible with PCM4.0, suitable for vehicles without YAZAKI bus.
  • Not suitable for Mercedes SL-Class (R230), built 03/2006-12/2011.
  • More technical details
€259,00
€259,00 €259,00
5% discount with credit card
inkl. VAT , possibly plus shipping
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Jun 7, - Jun 10,
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ASA Mercedes/Porsche MOST>Cinch ISO by ACV

ASA Mercedes/Porsche MOST>Cinch ISO is an Active Adapter from ACV for vehicles with MOST25 OEM sound system. Connections: MOST>Cinch (m) red/white as well as ISO (m) and ISO (f). Compatible with vehicles with 40 Pin Quadlock Plug and Audio 50 Comand NTG2 or NTG2.5 OEM Navigation; for vehicles without Comand 2.0 or 2.5 OEM Navigation and without D2B Optical Bus System. Compatible with Porsche CDR24, CDR30, CDR31 as well as PCM2.0, PCM2.1, PCM3.0, and PCM3.1; for PCM4.0, the item 13-1323-50 is intended. Power connections: yellow +12V constant power terminal 30, black ground terminal 31, red +12V switched ignition power terminal 15 with Amp Remote and Antenna remote. Cinch front pre-amplifier output retrofit radio, fader function not supported. Remove OEM additional components such as CD changer, TV tuner, or telephone module from the MOST ring; optical fiber connector 771000-2100 and optical fiber loop 771000-2101. Not compatible with Mercedes SL-Class R230 03/2006–12/2011; for vehicles 986, 911, and 996 without YAZAKI Optical Bus System.

Features
  • Active Adapter MOST>Cinch ISO
  • Connection: OEM sound system MOST>Cinch (m) red/white
  • Connection: ISO (m) and ISO (f)
  • Vehicles with MOST25 OEM sound system
  • Vehicles with 40 Pin Quadlock Plug
  • Vehicles with Audio 50 Comand NTG2 / NTG2.5 OEM Navigation
  • Vehicles without Comand 2.0 / 2.5 OEM Navigation
  • Vehicles without D2B Optical Bus System
  • Cinch front pre-amplifier output retrofit radio
  • Fader function not supported
  • Remove OEM additional components CD changer / TV tuner / telephone module from the MOST ring
  • Optical fiber connector MOST ring item 771000-2100
  • Optical fiber loop (f) MOST ring item 771000-2101
  • Porsche OEM devices: CDR24 / CDR30 / CDR31
  • Porsche OEM Navigation: PCM2.0 / PCM2.1 / PCM3.0 / PCM3.1
  • For Porsche PCM4.0 device item 13-1323-50
  • Not compatible: Mercedes SL-Class (R230) 03/2006–12/2011
  • Check functionality before final assembly
Technical Data
  • Mercedes A-Class (W169) 10/2004 - 04/2012
  • Mercedes A-Class (C169) 11/2004 - 07/2011
  • Mercedes B-Class (T245) 06/2005 - 06/2011
  • Mercedes C-Class (W203) 02/2004 - 09/2007
  • Mercedes GL-Class (X164) 09/2006 - 05/2009
  • Mercedes GL-Class (X164) 05/2009 - 07/2012
  • Mercedes M-Class (W164) 07/2005 - 04/2008
  • Mercedes M-Class (W164) 10/2008 - 07/2011
  • Mercedes ML (W164) 07/2005 - 04/2008
  • Mercedes ML (W164) 10/2008 - 07/2011
  • Mercedes R-Class (W251) 09/2005 - 05/2007
  • Mercedes R-Class (W251) 05/2007 - 05/2010
  • Porsche 911 (997) 07/2004 - 08/2009
  • Porsche 911 (977) 08/2008 - 05/2013
  • Porsche 911 (991) 12/2011 - 01/2017
  • Porsche Boxster (987) 10/2004 - 01/2009
  • Porsche Cayenne (9PA/955) 09/2002 - 12/2006
  • Porsche Cayenne (9PA/955) 02/2007 - 02/2010
  • Porsche Cayenne (92A/958) 05/2010 - 12/2017
  • Porsche Cayman (987C) 11/2005 - 01/2008
  • Porsche Macan (95B) 04/2014 - 08/2018
  • Porsche Panamera (970) 09/2009 - 07/2016
  • Vehicles 986 / 911 / 996 without YAZAKI Optical Bus System
  • Power connections: yellow +12V constant power terminal 30, black ground terminal 31, red +12V switched ignition power terminal 15 / Amp Remote / Antenna remote

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Frequently Asked Questions about ASA Mercedes/Porsche MOST>Cinch ISO

What is the purpose of the ASA Mercedes/Porsche MOST>Cinch ISO Adapter?

The ASA Mercedes/Porsche MOST>Cinch ISO Adapter from ACV is designed for integrating aftermarket radios into existing vehicle-specific active sound systems while still using all OEM amplifiers and speakers. The adapter converts output signals from the signal source to be compatible with the OEM amplifier inputs. This largely preserves the original sound quality and functionality, although certain features like fader or subwoofer settings may be limited in specific cases. Checking functional compatibility before final assembly can avoid unexpected incompatibilities. It is particularly suitable for vehicles with a MOST-based sound system.

Is the ASA Mercedes/Porsche MOST>Cinch ISO Adapter compatible with my vehicle?

The compatibility of the ASA Mercedes/Porsche MOST>Cinch ISO Adapter depends on specific vehicle models and their equipment with OEM sound systems. For Mercedes, for example, the A-Class (W169, C169), B-Class (T245), C-Class (W203), GL-Class (X164), and M-Class (W164) are compatible. For Porsche, models such as the 911 (997, 977, 991), Boxster (987), Cayenne (9PA/955, 92A/958), Cayman (987C), Macan (95B), and Panamera (970) are intended. Vehicles without Comand 2.0/2.5 navigation or certain optical bus systems are excluded. A detailed exchange of specific functionalities for each vehicle type may be necessary.

What connection options does the ASA Mercedes/Porsche MOST>Cinch ISO Adapter offer?

The ASA Mercedes/Porsche MOST>Cinch ISO Adapter is equipped with several connections that allow for flexible integration into the existing sound system. There are RCA connections in red and white that can be directly connected to the front pre-amplifier output of an aftermarket radio. ISO connectors are also available for easy connection to the factory systems. A special feature is the necessity to remove existing OEM components such as CD changers, TV tuners, or phone modules from the MOST ring to ensure proper functionality. Thoughtful handling of the optical fiber connections is essential.

How is the ASA Mercedes/Porsche MOST>Cinch ISO Adapter installed?

The installation of the ASA Mercedes/Porsche MOST>Cinch ISO adapter requires a precise approach. First, the adapter should be connected to the aftermarket radio and the factory connections via the Cinch and ISO ports. Note the color coding: Yellow stands for +12V constant power at terminal 30, Black is ground at terminal 31, and Red is the ignition power at terminal 15. Before final assembly, it is advisable to check all signal compatibility and quality, especially whether the fader function is available, as it may be omitted in certain vehicle models. The final integration requires the correct routing of the optical fibers in the MOST ring.

What functions are retained by the ASA Mercedes/Porsche MOST>Cinch ISO adapter?

The ASA Mercedes/Porsche MOST>Cinch ISO adapter is designed to retain the core functions of the existing OEM audio systems. This typically includes amplifier control and integration of the factory speakers. Some additional functions, such as control of fader, sound, and subwoofer settings, may be limited depending on the vehicle and sound system. Therefore, it is recommended to evaluate the specific capabilities before installation or during testing.

What technical parameters are crucial when using the ASA Mercedes/Porsche MOST>Cinch ISO adapter?

Crucial for the ASA Mercedes/Porsche MOST>Cinch ISO adapter are the technical parameters that ensure compatibility and functionality. The adapter supports MOST-based OEM sound systems and can be paired with Cinch universal front pre-amplifier outputs. Power is supplied through terminals 30 (+12V constant power), 31 (ground), and 15 (switched ignition power). It is important that the vehicle has the appropriate Quadlock connector. Removing incompatible additional components such as CD changers from the MOST ring is also part of the technical requirements to ensure optimal system performance.

How does the ASA Mercedes/Porsche MOST>Cinch ISO adapter affect sound quality?

The ASA Mercedes/Porsche MOST>Cinch ISO adapter directly impacts the sound quality of the audio system through its signal adaptation function. Its primary goal is to ensure interference-free transmission between the aftermarket radio and the OEM sound system. Sound quality is maintained through the precise conversion of output signals, resulting in high audio integrity. However, limitations may occur if functions such as fader or subwoofer are not fully supported. In such cases, it may be worth considering manual fine-tuning or professional audio calibration.

What car-specific limitations exist when using the ASA Mercedes/Porsche MOST>Cinch ISO adapter?

Car-specific limitations with the ASA Mercedes/Porsche MOST>Cinch ISO adapter mainly affect older vehicles or models without modern bus systems. Vehicles without the MOST25 sound system or without the D2B optical bus system cannot be supported. Specific navigation units such as the Comand 2.0/2.5 or PCM2.0/2.1 are also not compatible. These limitations also apply to certain models like the SL-Class R230 or Porsche 996 without the YAZAKI system. If the adapter is not compatible with the vehicle, either setups are not supported or some functions may be partially accessible.

What alternatives exist for adaptation without loss of functionality with the ASA Mercedes/Porsche MOST>Cinch ISO adapter?

To minimize functionality loss with the ASA Mercedes/Porsche MOST>Cinch ISO adapter, such as with fader control or sound adjustment, modifications in the setup of the aftermarket radio or additional enhancements can be considered. One example would be the use of special sound processors between the radio and the adapter that take over these functions. Another option is to use accessories to improve signal quality, such as higher-quality optical fibers or specially shielded cables, to prevent losses and interference that may occur. This is particularly relevant when the functionality provided by the adapter does not fully meet individual expectations.

What signal sources can be used with the ASA Mercedes/Porsche MOST>Cinch ISO adapter?

With the ASA Mercedes/Porsche MOST>Cinch ISO adapter, various signal sources can be seamlessly integrated, provided they offer the required connections. Typical compatible sources are aftermarket radios with RCA front outputs. The adapter allows for the direct connection of these sources to the OEM amplifier inputs. However, to ensure the full functionality of the sound system, it should be ensured that the signals meet the specifications of the existing wiring and system. Some adaptability is required to achieve the best possible sound and functionality, while some source interactions may not be supported.

Manufacturer information / responsible person

acv GmbH
Straßburger Allee 10-12
41812 Erkelenz
Germany
Represented by:
Thomas Landmesser, Hendrik Frentzen

Contact: info@acvgmbh.de

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