1998 A4
- 35
- trims

| Trim | MSRP | Live | Trades at | Premium | Instrument |
|---|---|---|---|---|---|
| 1.8T→ 1.8T 4dr Sedan | — | — | — | — | — |
| 1.8T quattro→ 1.8T quattro 4dr Sedan AWD | — | — | — | — | — |
| 2.8→ 2.8 4dr Sedan | — | — | — | — | — |
| 2.8 Avant→ 2.8 Avant 4dr Wagon | — | — | — | — | — |
| 2.8 Avant quattro→ 2.8 Avant quattro 4dr Wagon AWD | — | — | — | — | — |
| 2.8 quattro→ 2.8 quattro 4dr Sedan AWD | — | — | — | — | — |
| 2.4 V6 30V (165 Hp)→ 2.4 V6 30V (165 Hp) | — | — | — | — | — |
| 1.9 TDI (90 Hp)→ 1.9 TDI (90 Hp) | — | — | — | — | — |
| 1.8 20V Turbo (150 Hp) Tiptronic→ 1.8 20V Turbo (150 Hp) Tiptronic | — | — | — | — | — |
| 2.8 V6 30V (193 Hp)→ 2.8 V6 30V (193 Hp) | — | — | — | — | — |
| 1.8 20V (125 Hp)→ 1.8 20V (125 Hp) | — | — | — | — | — |
| 2.5 TDI (150 Hp) quattro Tiptronic→ 2.5 TDI (150 Hp) quattro Tiptronic | — | — | — | — | — |
| 1.6i (101 Hp)→ 1.6i (101 Hp) | — | — | — | — | — |
| 2.8 V6 30V (193 Hp) quattro Tiptronic→ 2.8 V6 30V (193 Hp) quattro Tiptronic | — | — | — | — | — |
| 1.8 20V Turbo (150 Hp) quattro→ 1.8 20V Turbo (150 Hp) quattro | — | — | — | — | — |
| 1.6i (101 Hp) Automatic→ 1.6i (101 Hp) Automatic | — | — | — | — | — |
| 2.5 TDI (150 Hp) Automatic→ 2.5 TDI (150 Hp) Automatic | — | — | — | — | — |
| 2.8 V6 30V (193 Hp) Tiptronic→ 2.8 V6 30V (193 Hp) Tiptronic | — | — | — | — | — |
| 1.8 20V (125 Hp) Automatic→ 1.8 20V (125 Hp) Automatic | — | — | — | — | — |
| 2.8 V6 30V (193 Hp) quattro→ 2.8 V6 30V (193 Hp) quattro | — | — | — | — | — |
| 1.8 20V Turbo (150 Hp) quattro Tiptronic→ 1.8 20V Turbo (150 Hp) quattro Tiptronic | — | — | — | — | — |
| 1.9 Di (75 Hp)→ 1.9 Di (75 Hp) | — | — | — | — | — |
| 2.5 TDI V6 (150 Hp) quattro Tiptronic→ 2.5 TDI V6 (150 Hp) quattro Tiptronic | — | — | — | — | — |
| 2.5 TDI V6 (150 Hp) quattro→ 2.5 TDI V6 (150 Hp) quattro | — | — | — | — | — |
| 1.8 20V (125 Hp) quattro→ 1.8 20V (125 Hp) quattro | — | — | — | — | — |
| 1.9 TDI (110 Hp) Automatic→ 1.9 TDI (110 Hp) Automatic | — | — | — | — | — |
| 2.4 V6 30V (165 Hp) quattro Tiptronic→ 2.4 V6 30V (165 Hp) quattro Tiptronic | — | — | — | — | — |
| 2.5 TDI V6 (150 Hp)→ 2.5 TDI V6 (150 Hp) | — | — | — | — | — |
| 1.8 20V Turbo (150 Hp)→ 1.8 20V Turbo (150 Hp) | — | — | — | — | — |
| 1.9 TDI (110 Hp) quattro→ 1.9 TDI (110 Hp) quattro | — | — | — | — | — |
| 1.9 TDI (90 Hp) Automatic→ 1.9 TDI (90 Hp) Automatic | — | — | — | — | — |
| 2.4 V6 30V (165 Hp) Tiptronic→ 2.4 V6 30V (165 Hp) Tiptronic | — | — | — | — | — |
| 2.5 TDI V6 (150 Hp) Tiptronic→ 2.5 TDI V6 (150 Hp) Tiptronic | — | — | — | — | — |
| 2.4 V6 30V (165 Hp) quattro→ 2.4 V6 30V (165 Hp) quattro | — | — | — | — | — |
| 1.9 TDI (110 Hp)→ 1.9 TDI (110 Hp) | — | — | — | — | — |
Volkswagen Group of America, Inc. (Audi) is recalling certain 1998 Audi A8 and 1997-1998 Audi A4 vehicles equipped with Non-Azide Driver air bag Inflators (NADI) that do not contain phase stabilized ammonium nitrate (PSAN) propellant. Due to a manufacturing issue, the NADI inflator may absorb moisture, causing the inflator to explode or the air bag cushion to underinflate.
The inflator could explode during air bag deployment, resulting in metal fragments striking the driver or other occupants. An underinflated air bag may not properly protect the occupant. These scenarios increase the risk of serious injury or death.
Dealers will replace the driver's air bag inflator with an alternative inflator of a different design, free of charge. Owner notification letters were sent September 21, 2021. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 69BT. The vehicles in this recall were mistakenly omitted from recall 20V-056. All vehicle owners have already been notified by mail and informed that the remedy is available.
22V471000 · 28,624 units · NHTSA
Free repair at an authorized dealer
Critical safety notice — contact your dealer immediately.
Issue: On certain vehicles, exposure to moisture over time could cause the driver-front airbag not to inflate properly in a crash. Safety Risk: In a crash requiring an airbag deployment, the driver-front airbag may not inflate properly. This could create a risk of injury. Corrective Actions: The company will notify owners by mail. There may be a significant delay before replacement parts are available. The company will send you a second letter once replacement parts are available and instruct you to take your vehicle to a dealer to inspect the driver-front airbag inflator. If the inflator requires replacement, a newly design part will be installed.
2020032 · 9,165 units · Transport Canada
Free repair at an authorized dealer
CERTAIN AAI MOTORSPORTS COMBINATION LAMPS SOLD AS REPLACEMENT LAMPS FOR USE ON THE ABOVE LIST PASSENGER VEHICLES. COMBINATION LAMPS NOT EQUIPPED WITH AMBER SIDE REFLECTORS FAIL TO CONFORM WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, "LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT."
LACK OF AMBER SIDE REFLECTORS IN THE LAMPS WILL DECREASE LIGHTING VISIBILITY TO OTHER DRIVERS AND MAY POSSIBLY RESULT IN A VEHICLE CRASH
AAI MOTORSPORTS WILL NOTIFY OWNERS AND REPLACE THE LAMPS FREE OF CHARGE. THE RECALL BEGAN ON AUGUST 1, 2006. OWNERS MAY CONTACT AAI MOTORSPORTS AT 909-923-9188.
06E060000 · 87,745 units · NHTSA
Free repair at an authorized dealer
CERTAIN CK MOTORSPORTS COMBINATION HEADLIGHTS, CLEAR CORNER, BUMPER, AND SIDE MARKER LIGHTS SOLD AS REPLACEMENT LAMPS FOR USE ON THE PASSENGER VEHICLES LISTED ABOVE. SOME COMBINATION LAMPS THAT ARE NOT EQUIPPED WITH AMBER SIDE REFLECTORS FAIL TO CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT.
WITHOUT THE AMBER REFLECTORS, THE VEHICLE WILL BE POORLY ILLUMINATED, POSSIBLY RESULTING IN A VEHICLE CRASH WITHOUT WARNING.
CK MOTORSPORT WILL NOTIFY OWNERS AND REPLACE THE NONCOMPLIANT LAMPS FREE OF CHARGE. THE RECALL BEGAN ON JULY 1, 2006. OWNERS MAY CONTACT CK MOTORSPORT AT 1-909-610-7211.
06E049000 · 27,176 units · NHTSA
Free repair at an authorized dealer
Critical safety notice — contact your dealer immediately.
On certain vehicles, the steering assembly tie rod seals do not seal properly. If moisture and/or dust particles enter the swivel bearing mechanism, the swivel bearing may wear over time to a point where the steering begins to feel "loose" and could diminish the steering control of the vehicle with the potential for a vehicle crash. Correction: Tie rods will be replaced on affected vehicles.
1999195 · 4,900 units · Transport Canada
Free repair at an authorized dealer
VEHICLE DESCRIPTION: PASSENGER VEHICLES. THE TIE RODS OF THE STEERING ASSEMBLY ARE PROTECTED ON EACH SIDE BY A SEAL TO PREVENT MOISTURE AND DUST PARTICLES FROM ENTERING THE SWIVEL BEARING MECHANISM. IT IS POSSIBLE THAT SOME TIE ROD SEALS MAY NOT SEAL PROPERLY.
IF MOISTURE AND/OR DUST PARTICLES ENTER THE SWIVEL BEARING MECHANISM, THE SWIVEL BEARING COULD WEAR OVER TIME DIMINISHING THE STEERING CONTROL OF THE VEHICLE.
DEALERS WILL REPLACE THE TIE RODS.
99V248000 · 51,900 units · NHTSA
Free repair at an authorized dealer
VEHICLE DESCRIPTION: PASSENGER VEHICLES EQUIPPED WITH AUTOMATIC TRANSMISSIONS. A CONTROL VALVE IN THE VACUUM HOSE CONNECTING THE BRAKE BOOSTER TO THE INTAKE MANIFOLD MAY NOT OPEN OR CLOSE FULLY AT TEMPERATURES BELOW -4 F UNDER CERTAIN DRIVING CONDITIONS.
THIS CONDITION COULD CAUSE INSUFFICIENT VACUUM TO BE PROVIDED TO THE BRAKE BOOSTER.
DEALERS WILL INSTALL A VACUUM BY-PASS SYSTEM INTO VEHICLES OPERATED IN THESE STATES WHICH IS DESIGNED TO PROVIDE SUFFICIENT VACUUM FOR FULL BRAKE ASSIST UNDER ALL WEATHER CONDITIONS.
99V131001 · 88,121 units · NHTSA
Free repair at an authorized dealer
Critical safety notice — contact your dealer immediately.
IN THE EVENT OF AN ENGINE BACKFIRE DURING COLD START, AN AIR SCREEN WHICH IS LOOSELY SEATED IN THE AIR FLOW METER COULD BECOME DAMAGED. SHOULD THIS HAPPEN, SCREEN PIECES COULD ENTER THE INTAKE AIR FLOW SYSTEM AND COULD PREVENT THE THROTTLE PLATE FROM RETURNING TO ITS FULL IDLE POSITION. CORRECTION: A SCREEN RETAINING RING WILL BE INSTALLED AND DAMAGED SCREENS WILL BE REPLACED.
1998126 · 1,437 units · Transport Canada
Free repair at an authorized dealer
VEHICLE DESCRIPTION: PASSENGER VEHICLES. IF THE ENGINE BACKFIRES DURING A COLD-START, AN AIR SCREEN WHICH IS LOOSELY SEATED IN THE AIR FLOW METER CAN BECOME DAMAGED.
SCREEN PIECES COULD ENTER THE INTAKE AIR FLOW SYSTEM AND PREVENT THE THROTTLE PLATE FROM RETURNING TO ITS FULL IDLE POSITION.
DEALERS WILL INSTALL A RETAINING RING TO HOLD THE AIR SCREEN IN PLACE.
98V134000 · 19,800 units · NHTSA
Free repair at an authorized dealer