Skip to product information
1 of 7

Audi A6 A7 A8 S8 (D5) 2017-2023 48V Alternator 4N0903028P used

Audi A6 A7 A8 S8 (D5) 2017-2023 48V Alternator 4N0903028P used

Regular price $520.00 USD
Regular price Sale price $520.00 USD
Sale To order

Import fees may apply. Ask our team for more info!

Style

Used 48V alternator for hybrid Audi A8 S8 (D5) 4N0903028P.

Click here if you are looking to repair your alternator by replacing the IGBT!

Common Issues:
Can't charge battery
Car cannot start
One or more IGBTs are fried


Info
Type: 48V Alternator
Model: -
Manufacturer: -
Brand: Audi
Manufacturer Part Number: -
Vehicle Part Number: 4N0903028P
Compatible Vehicle Part Numbers: 4N0903028N

Conditions
Hardware: 100% working, used
Comment: unit has been repaired and tested. Contact us to ensure compatibility if your part number is not the same! The motor weighs 13 kg, while the electronics 1.5 kg. If shipping fee looks too expensive, you can choose to purchase just the electronics, but you need to take care to installing them on a working motor, or alternatively purchase the IGBT to do the repair yourself! Aftermarket and used IGBTs function in the same way, however used ones are a bit more expensive and a bit less reliable.
Important: there are two kinds of alternator, ensure yours looks exactly like the one in picture before purchasing!
Remember you may need coding (via ODIS) after installation on car. We can help you remotely for a 60 USD programming fee.

Complete procedure:

1. Charge 12v battery
2. Turn ignition ON. Should get to 25% of battery charge
3. Code Alternator
4. Enter BMS and check live data. If battery is under 10% it needs charge. If is under 5% it will be software locked. If not, go to pairing and select protection OFF, then activate battery
5. Enter diagnosis on module 21 (Battery BMS), go to access permission and use login 20103 to activate. 48V high voltage system should be online now.
6. If you still can't charge battery with alternator, reset 12V system. Disconnect battery and use diagnosis to reset modules
Warranty: 6 months

 Brand Model Type Model Year Part Number
Audi A6 (C8) 2018-2023 4N0903028P
Audi S6 (C8) 2019-2023 4N0903028P
Audi RS6 (C8) 2019-2023 4N0903028P
Audi A7 (4K8) 2018-2023 4N0903028P
Audi S7 (4K8) 2019-2023 4N0903028P
Audi RS7 (4K8) 2019-2023 4N0903028P
Audi A8 (D5) 2017-2023 4N0903028P
Audi S8 (D5) 2020-2023 4N0903028P
Audi Q8 2019-2023 4N0903028P

Before you order...

Check on the "Conditions" paragraph right above if any device is needed for coding or programming this product.

On your purchase, you will receive detailed instructions on how to install your new part.

Remember you can always contact us in advance for any info!

100% Tested

The product has been tested before shipping.

Shipping

Let us know if you wish to arrange for pick up with your courier and your preferences over shipping. We'll do our best to suit your requirements!

  • Shipping by DHL
  • Shipping by FedEX
  • Shipping by UPS
View full details

Supporting you every step of the way

Repairing a supercar is a challenge, one that is worth doing.

We daily work on Ferrari, McLaren, Lamborghini and other European supercars, so we have the best equipment at our disposal and lots of experience.

You don't just purchase products from us - we will follow up helping with diagnostics, installation and coding.