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2006 Audi A8 L 4.2

The 2006 Audi A8 L 4.2 is a 4.2-liter V8 with a 6-speed tiptronic automatic and all-wheel drive. It is rated at 18 mpg combined.

EPA fuel-economy estimates are 16 mpg city and 22 mpg highway (18 mpg combined).

Spec Value
Vehicle
Body TypeSedan
PowertrainGas
Engine
Engine Type4.2L V8
Displacement4.2 L
Drivetrain
Drive Typequattro all-wheel drive
Differential Typequattro all-wheel drive
Transmission
Transmission6-speed Tiptronic automatic
Fuel Economy
City16 MPG
Highway22 MPG
Combined18 MPG
Recommended FuelPremium
Dimensions & Weight
Cargo Volume15 ft³

Safety & Recalls

NCAP safety ratings

Tested, but no star ratings were published (2006 Audi A8 4-DR. w/SAB).

Recalls

2 recalls on file with NHTSA for the 2006 Audi A8. Not every recall applies to every trim or VIN — check yours at nhtsa.gov/recalls.

Nov 30, 2006 · AIR BAGS:FRONTAL

ON CERTAIN VEHICLES WHERE A WEAK BATTERY EXISTS, IT IS POSSIBLE THAT A LOW VOLTAGE CONDITION COULD CAUSE THE AIR BAG CONTROL UNIT TO IMPROPERLY SET A FAULT CODE. IF THIS OCCURS, THE PASSENGER SIDE FRONTAL AIR BAG WILL BECOME DEACTIVATED. HOWEVER, BOTH THE AIR BAG WARNING LIGHT IN THE INSTRUMENT CLUSTER AS WELL AS THE 'PASSENGER AIR BAG OFF' TELLTALE IN THE CENTER OF THE INSTRUMENT PANEL WILL ILLUMINATE AND PROVIDE VISUAL WARNING TO THE DRIVER.

Consequence: IF THE CASE OF A FRONTAL CRASH, THE PASSENGER SIDE FRONT AIR BAG WOULD NOT DEPLOY WHICH COULD CAUSE INJURY TO THE SEAT OCCUPANT.

Remedy: DEALERS WILL UPDATE THE AIR BAG CONTROL MODULE SOFTWARE. THE RECALL BEGAN ON DECEMBER 5, 2006. OWNERS MAY CONTACT AUDI AT 1-800-822-2834.

NHTSA campaign 06V454000

Nov 16, 2005 · AIR BAGS

ON CERTAIN PASSENGER VEHICLES, A WIRING HARNESS CONDITION EXISTS THAT MAY DEACTIVATE THE PASSENGER SIDE FRONTAL AIR BAG EVEN UNDER CIRCUMSTANCES WHEN IT SHOULD REMAIN ACTIVATED.

Consequence: IF THIS CONDITION OCCURS, BOTH THE AIR BAG WARNING LIGHT IN THE INSTRUMENT CLUSTER AND THE "PASSENGER AIR BAG OFF" TELLTALE IN THE CENTER OF THE INSTRUMENT PANEL WILL PROPERLY ILLUMINATE. CONSEQUENTLY, THE PASSENGER SIDE FRONTAL AIR BAG WOULD NOT DEPLOY IN THE CASE OF A FRONTAL CRASH.

Remedy: DEALERS WILL MODIFY THE WIRING HARNESS FREE OF CHARGE. THE RECALL BEGAN ON NOVEMBER 30, 2005. OWNERS MAY CONTACT AUDI AT 1-800-822-2834.

NHTSA campaign 05V522000

6 owner complaints to NHTSA for the 2006 Audi A8

Owner Complaints

6 owner complaints filed with NHTSA for the 2006 Audi A8. See all on nhtsa.gov

Most-cited areas
Vehicle Speed Control3
Electrical System2
Exterior Lighting1
Fuel System1
Gasoline1
Latches/Locks/Linkages1
A complaint can cite more than one area.
Most recent complaints
Feb 11, 2025 · Electrical System, Exterior Lighting
“The headlight warning light came on. The headlight on left had gone out. Opening the headlight assembly ( a 2,000 to 6000 dollar part) there are about 20 wires inside the assembly, every wire was…”
Nov 29, 2016 · Structure, Latches/Locks/Linkages
“TL* THE CONTACT OWNS A 2006 AUDI A8. THE CONTACT STATED THAT THE FRONT DRIVER SIDE DOOR CLOSING MECHANISM FAILED AND CAUSED THE DOOR TO INADVERTENTLY ATTEMPT TO CLOSE WHILE THE DRIVER WAS EXITING THE…”
May 16, 2014 · Electrical System
“MY VEHICLE ENCOUNTERED ELECTRICAL DAMAGE DUE TO WATER IN FOOTWELLS OF THE CAR. THIS OBVIOUSLY IS A COMMON PROBLEM I WAS NOT AWARE OF BEFORE PURCHASING THE VEHICLE. *TR”
Mar 20, 2014 · Fuel System, Gasoline, Vehicle Speed Control
“WHILE ACCELERATING TO GET ON THE PARKWAY MY CAR LOCKED AT 7000 RPM'S AND CONTINUED TO ACCELERATE WITH MY FOOT OFF THE ACCELERATOR. I WAS FORCED TO PUT THE CAR IN NEUTRAL TO AVOID AN ACCIDENT, IF I…”
Jul 5, 2009 · Vehicle Speed Control
“CAR SUDDENLY ACCELERATED WITHOUT WARNING AND PROPELLED US ACROSS AM INTERSECTION INTO TRAFFIC. THIS IS 2ND TIME THIS HAS HAPPENED, THE FIRST TIME IT HAPPENED WAS ON A FREEWAY DEVOID OF OTHER TRAFFIC…”

Complaints are unverified reports submitted to NHTSA by owners. They cover the whole model year, not a specific trim, and a count alone doesn't show how common a problem is.

Source: US National Highway Traffic Safety Administration (nhtsa.gov), matched as 2006 AUDI A8. US-market vehicles only; data cached for up to 7 days.

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