20 Most Recent 2004 Audi A8 - Page 4 Questions & Answers

my A8 is giving me the same problem with the navigation screen. i was just wondering if you ever figured out what the problem is?

Hello todd... Change the thermostat. This is an inexpensive part and easy to do yourself if you are so inclined. Here is a step by step video of how to change the thermostat. .. http://www.wonderhowto.com/topic/change-thermostat-in-audi-a4/
Joe

Thanks for choosing Fixya!

Just so you know you probably can get better luck with a local auto mechanic. Just make sure they are a reputable one. Dealerships ALWAYS cost more if it isn't covered under warranty

dealer only encrypted software on europeon market models

It is not possible to have that reset or turned off "Service Due!" without using a diagnostic scantool connected to the data link connector of the car. This is the only one way to reset service due light on 2004 Audi A8.

take a second battery and click it into the sigarette lighter. You then have envough power to take the key out and open the trunk.

sounds electrical

The power truck motor may need replace

Air leak from lines , struts or components?

The front bumper must be removed. After it is removed there are three Hex bolts securing the headlamp to the car. 2 visible (1) not so visible resides in a hole on the right of the drives lamp, left on the passanger lamp. Ensure you disconnect the battery PRIOR to starting this job. If you are replacing HIDs the ballast should be your first choice, then bulbs.
Here is the information on the bulb:
HID Lamp (Low Beam), Replacing
WARNING:HIGH VOLTAGE.Always disconnect negative (-) battery terminal prior to servicing any parts of the HID lamp system marked with the yellow "HIGH VOLTAGE"symbol.After disconnecting battery, briefly turn headlights on and off in order discharge any residual voltage.
CAUTION:
Before beginning repairs on the electrical system:
· Switch off all electrical consumers.
· Switch ignition off and remove ignition key.
· Disconnect negative (-) battery terminal.
· When disconnecting and reconnecting battery terminals, observe all applicable Notes and torque specifications, as well as instructions on performing OBD program and electrical system function .
Removing.Activate "jacking" mode.Disconnect battery.Remove appropriate front wheel.Remove front left wheel housing liner.
Loosen locking bolt -1- a few turns.
Release retainer tabs -arrows- and remove housing cover for low beam from headlight housing.Disconnect electrical connector -1- at ignitor.
Turn ignitor -2- counter-clockwise -arrow- and remove.Disengage spring clip -1-.
Remove HID lamp -2- from headlight housing.

Needs to be reprogrammed. The battery was out too long. Search on Audiworld.com - there are programming instructions for your car. Shouldn't need to go to a dealer.

You could try to 'jump-start' with a booster cable.
Connect one end of the negative cable of the booster-battery to its negative terminal, and connect the other negative end of the booster-battery to the engine block (ground).
If booster battery is not maintenance free, you must take off their top caps.
Connect each ends of the positive booster-cable to the positive ends of each battery.
Start the car with good battery first, then start the Audi.
If the Audi fails to start after about 20-minutes, it means that its battery needs to be removed and charged with battery-charger, or a new one put in its place.

If the Audi has a standard transmission, you could have helpers push it, and apply the 2nd gear once it starts rolling.
The engine should fire up.
If it fails to fire up, have the dead battery replaced or re-charged.