Audi A6 / S6 / RS6 2004 Unlock Code⚡

C5 | Instant Retrieval | 24/7 Service

Audi A6 / S6 / RS6 2004 car photo
Dealer price $120 92% Off!
Our price: only $9.99
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100% Money-back guarantee if the code doesn't work

Your code becomes available instantly after processing your purchase and is transmitted to your email additionally. We're available always.

Incorrect code? You're protected by our Complete Satisfaction Guarantee. Simply send us a video that shows the combination of the code entry and serial number together. No hassle.

View our complete Refund Policy.

Once you have your code:
1. Turn on your Audi A6 / S6 / RS6 2004
2. Your radio will display "Enter Code" or "CODE"
3. Use preset buttons to enter each digit
4. Press and hold button 6 to confirm
5. Your radio unlocks immediately!
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How to get your Audi A6 / S6 / RS6 2004 radio code?

1. Find the serial number on your radio. Press preset buttons 1 and 6 for 2-3 seconds. Serial number will show up on screen. VIN not needed!

2. Enter your serial number in the field on the left

3. Proceed to checkout to instantly receive your unlock code

Compatible Radio Types:

  • Audi OEM
  • Blaupunkt
  • Siemens

Serial Number Patterns:

Your radio serial may start with: AUZ, BP

Serial Number Examples:

AUZBZ7A1234567 (AUZ)

About 2004 Audi A6 / S6 / RS6 (C5)

Your 2004 Audi A6 / S6 / RS6 (C5) came equipped with stock audio systems that require unlock codes when electrical power is lost. Our service provides fast radio code retrieval for every 2004 Audi A6 / S6 / RS6 trim levels.

Common Reasons for Radio Lock:

  • Battery disconnection or disconnection
  • Electrical maintenance in your 2004 A6 / S6 / RS6
  • Radio service
  • Fuse replacement
  • Boosting after battery died
  • Purchased second-hand vehicle without code card

Why Our Service is Better:

⚡ Instant vs Days of Waiting
Dealer: 2-5 business days
Our service: Seconds

💰 $9.99 vs $120+ Dealer Price
Dealer: $120-$200
Our service: $9.99

No VIN required - just your radio serial number! Works for all 2004 Audi A6 / S6 / RS6 trim levels and radio variants.