Radio Code Volkswagen Touran I

The Touran I was for many years the go-to family car for buyers wanting seven seats and practical versatility. Tens of thousands were sold, and many have since passed through two or three owners' hands. That is precisely where the problem arises: the code card disappeared long ago, but the radio cheerfully demands it the moment the battery has been disconnected.

The Touran I (2003–2010) shares its radio architecture with the Golf V and Golf VI of the same era. In practice, that means four possible units:

The RCD 300 was the entry-level unit. Later Touran I models and higher trim levels received the RCD 310 with MP3 support. The RNS 310 and RNS 510 navigation systems were available as options.

Every unit has a unique four-digit security code — codes are not interchangeable, even between two identical models.

The radio locks automatically whenever the power supply is interrupted. This can happen during a battery change, after a flat battery, or when replacing a fuse. The display will then show "1000" or "CODE".

This is not a fault. It is Volkswagen's built-in anti-theft protection: without the correct code, the radio cannot be used, even if it is fitted to a different car.

Try these four places first:

• The service booklet — When the car was new, a small card containing the radio code and VIN was included. Check all the pockets and sleeves in the folder.
• The glovebox — Some dealers attached a sticker with the code to the inside of the lid or side wall.
• The anti-theft identification card — Volkswagen supplied every new car with a separate card listing the radio code and key number. This card should be kept with the keys.
• The boot — A sticker is sometimes found near the spare wheel or under the boot floor lining.

Found nothing? You will need to slide the radio partially out of the dashboard to read the serial number.

The serial number is on a white sticker on the left or right side of the radio unit. It always begins with VWZ and is fourteen characters long — for example, VWZ1T035186AA1. You will need to slide the radio part-way out of the dashboard to access the sticker.

Digitally via VCDS

If you have a VCDS diagnostic tool, you can sometimes retrieve the serial number without removing the radio:

The Touran I radio is held in place by four Torx T20 screws behind a plastic surround trim panel. There are no round DIN extraction slots as found on older VW models, so you will need different tools.

You will need:

• A plastic pry tool
• A Torx T20 screwdriver

Step by step

You enter the Touran I radio code using preset buttons 1 to 4. Here is the exact procedure:

• Disconnecting the battery during SAFE mode — This does not clear the lockout; it extends the waiting time.
• Trying a code from a different radio — Every Touran radio has its own unique code, even if the model type is identical.
• Misreading the sticker — Pay close attention to the difference between the letter O and the digit 0, and between the letter I and the digit 1. The number always begins with VWZ.
• Confusing the RCD 300 and RCD 310 — They look very similar. Check the part number on the sticker to be certain which unit you have.

With the VWZ serial number from your radio, you can request the official Volkswagen unlock code online. You will receive the code promptly by email.

Order your Volkswagen Touran I radio code via RadioCodeLookup.com →