
Battery boost for a 2004 Audi S4
Battery boost for the 2004 Audi S4: CarmaCars does not do this work itself. Request it and we arrange it with a trusted shop or connect you with one, and we can deliver a rental car to you while yours is in.
- Combined
- 13.1 to 14.7 L/100 km
- Body
- Compact Cars
- Length
- 4.59 m

A rental while yours is in the shop
CarmaCars does not do this work; you keep driving while the shop has your car. We deliver a rental to you, by the day, at our usual rates.
The 2004 Audi S4 for battery boost
- Body: compact cars (EPA size class).
2004 Audi S4: every figure
| Figure | Powertrain 1 | Powertrain 2 |
|---|---|---|
| Displacement | 4.2 L | 4.2 L |
| Cylinders | 8 | 8 |
| MPG city (US) | 16 | 13 |
| MPG highway (US) | 22 | 20 |
| MPG combined (US) | 18 | 16 |
| MPG combined (Imperial) (converted from the US figure) | 22 | 19 |
| Luggage volume (litres converted from EPA's cubic feet) | 793 L (28 cu ft) | 793 L (28 cu ft) |
| Fuel cost a year (EPA) (EPA: 15,000 miles at its fuel prices) | US$4,550 | US$5,150 |
| Fuel cost for 20,000 km (at $1.75 a litre for premium) | $4,586 | $5,146 |
| Dimension | S4 Sedan 4dr Sedan Awd |
|---|---|
| Length | 4.59 m (181 in) |
| Width | 1.77 m (70 in) |
| Height | 1.43 m (56 in) |
| Wheelbase | 2.65 m (104 in) |
| Curb weight | 1,735 kg (3,825 lb) |
Sources: fuel use, MPG, CO2, electric range, battery, charge time, luggage volume and the annual fuel cost are the US EPA's (fueleconomy.gov); dimensions and curb weight are NHTSA vPIC Canadian vehicle specifications, by body. Imperial MPG, litres, inches and pounds are converted from those figures. Figures no free source publishes for this car (power, torque, acceleration, top speed, fuel tank, towing) are left out.
What to check when buying the 2004 Audi S4
- NHTSA lists 1 recall campaign for this model year. Ask the seller for proof each one was fixed; a dealer can check it by the VIN.
- Owners filed 29 complaints with NHTSA, most often about engine and engine cooling (12), power train (5) and engine (3). Have those parts checked before you buy.
| Campaign | Date | Component | Summary |
|---|---|---|---|
| 05V096000 | 2005-03-15 | exterior lighting:headlights | ON CERTAIN PASSENGER VEHICLES, THERE IS A POSSIBILITY OF XENON HEADLAMP COATING DEGRADATION OVER TIME. THE LUMINOUS TRANSMITTANCE OF THE HEADLAMP MAY DECREASE OVER A PERIOD OF TIME. |
Source: NHTSA (US) recall campaigns and owner complaints for this model year.
Arranging the work for the S4
Battery boost for the 2004 Audi S4: the work is done by a shop we trust, never by CarmaCars. A battery that struggles in the cold is often near the end of its life.
Your S4 and the shop
Note the mileage on the odometer when you send the request. Say whether the car is drivable; it changes how it gets to the shop. A photo of the dashboard warning light helps the shop prepare. Under the hood: the 4.2L 8-cylinder and all-wheel drive.
Our part and the shop's part
You agree the price with the shop before any work starts. We do not set the shop's price or promise a date. Send a request with the car and what it needs; a person replies within one business day and arranges it with a trusted shop or recommends one.
Keep moving meanwhile
Keep the rental as long as the repair takes. A rental from us keeps you moving while the shop has your car. We meet you with the car at the time we confirm, at your address or ours.
Good habits for your car
Replace wiper blades when they streak; it matters in rain and snow. Switch to winter tires before the first snow, and back in spring. Check that all lights work every few weeks.
Questions to ask the shop
Ask for the work to be listed line by line on the invoice. Ask what warranty the shop gives on its parts and labour. If you want to see the old parts, ask for them back.
Still deciding?
Ask us, and we tell you whether we can arrange it.
Request battery boost
Tell us when suits you. A person replies within one business day and arranges it with a trusted shop or recommends one; the shop sets its own price and time.
Rent a car while yours is in in Toronto
We have no car while yours is in on the site right now. Request one and we look for it for your dates, or take a similar car that is available now.
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Want this exact car?
Tell us your dates and we look for a car while yours is in for you. Nothing is booked or charged.