IllustrationWHILE ACCELERATING MERGING ONTO THE HIGHWAY, CAR'S ACCELERATOR STUCK "TO THE FLOOR", CAR CONTINUED TO ACCELERATE TO 80MPH UNTIL THE DRIVER WAS ABLE TO PHYSICALLY LIFT THE PEDAL WITH THE SIDE OF HER FOOT. BROUGHT CAR TO REPAIR CENTER WHERE NO CAUSE WAS FOUND. PROBLEM HAS NOT OCCURRED SINCE INITIAL INCIDENT.*CW
1998 Toyota Avalon
Owner reports · Recalls · Investigations
Similar to other model years
Owner complaints for the 1998 Toyota Avalon do not stand out strongly from the model-year median of 101.
About this comparison →How this year compares
Owner complaints by model year
Compare all Avalon years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
30–25K
1325–50K
1050–75K
975–100K
9100–150K
7150K+
51 reports with mileage · 127 unknown
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Electrical System. Review the 19 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Suspension. Review the 19 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Visibility. Review the 19 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
25 crash reports1 fire reports20 injury reports
Power Train complaints
11 reportsAUTOMATIC TRANSMISSION FAILED AT 69,500 MARK. OOK CAR INTO DEALER AND THOUGHT IT WAS NOISY BRAKES. ROVE ABOUT 100 MORE MILES AND SOMETHING BROKE. THE TRANSMISSION ALMOST SEIZED, COULD OF CAUSED AN ACCIDENT. *AK
TRANSMISSION SLIPPED INTO AND OUT OF GEAR WHILE TRAVELLING CREATING AN UNSAFE CONDITION.
WHILE DRIVING CONSUMER HEARD NOISE COMING FROM UNDERNEATH THE HOOD. TOOK VEHICLE TO THE DEALER FOR ANALYSIS, AND MECHANIC NOTICED THAT TRANSMISSION NEEDED TO BE REPLACED DUE TO OIL AND COOLANT MIXED IN TOGETHER.*AK
WHILE MY USUAL MECHANIC WAS PERFORMING PREVENTIVE MAINTENANCE ON THE AUTOMATIC TRANSMISSION AT 64,500 MILES, HE DISCOVERED A LARGE, BENT BOLT IN THE TRANSMISSION FLUID PAN WHICH WAS NOT THERE WHEN THE TRANSMISSION WAS LAST SERVICED AT 39,000 MILES. HE DID NOT NOTE ANY METAL SHAVINGS, ETC. AND THE CAR RUNS FINE. HE WAS NOT ABLE T…
Read full complaint
WHILE MY USUAL MECHANIC WAS PERFORMING PREVENTIVE MAINTENANCE ON THE AUTOMATIC TRANSMISSION AT 64,500 MILES, HE DISCOVERED A LARGE, BENT BOLT IN THE TRANSMISSION FLUID PAN WHICH WAS NOT THERE WHEN THE TRANSMISSION WAS LAST SERVICED AT 39,000 MILES. HE DID NOT NOTE ANY METAL SHAVINGS, ETC. AND THE CAR RUNS FINE. HE WAS NOT ABLE TO DETERMINE WHERE THE BOLT CAME FROM. HOWEVER, THIS IS AN OBVIOUS CONCERN AND I WOULD LIKE TO KNOW WHAT TOYOTA HAS TO SAY ABOUT IT AND WHETHER IT IS LIKELY TO CAUSE A TRANSMISSION PROBLEM OR FAILURE.
WHILE SITTING IN THE VEHICLE IT SUDDENLY BEGAN TO ROLL BACKWARDS, AS A RESULT THE VEHICLE DROPPED OVER AN EMBANKMENT ROLLED OVER ONCE AND CAME TO REST UP RIGHT, POSSIBLE TRANSMISSION FAILURE(KENTUCKY UNIFORM POLICE TRAFFIC COLLISION REPORT). NLM
VEHICLE HAS CONTINUALLY EXPERIENCED SUDDEN ACCELERATION, WITH MINOR DAMAGE TO BODY DUE TO INCIDENTS OF LOSS OF CONTROL. MJS
TRACTION CONTROL SYSTEM PERFORMING POORLY CAUSING THE "SKID" LIGHT TO COME ON AND THE VEHICLE TO STALL.
COMPUTER FAILURE CAUSED THE CHECK ENGINE LIGHT TO COMES ON AND GOES OFF REPEATEDLY. YH
BRAKES SQUEAKING. YH
Official recalls
198V278000 · Electrical SYSTEM:IGNITION:ANTI-THEFT:CONTROL Module
Oct 19, 1998
VEHICLE DESCRIPTION: SPORT UTILITY VEHICLES, MINI VANS AND PASSENGER VEHICLES EQUIPPED WITH A THEFT DETERRENT SYSTEMS (TDS) SUPPLIED BY AUDIOVOX CORPORATION AND DISTRIBUTED BY SOUTHEAST TOYOTA DISTRIBUTORS, INC. IN THE STATES OF ALABAMA, FLORIDA, GEORGIA, NORTH AND SOUTH CAROLINA. THE ALARM WIRING HARNESS PLUGS INTO THE VEHICLE'S IGNITION SWITCH AND THE VEHICLE'S IGNITION SWITCH WIRING HARNESS PLUGS INTO THE ALARM HARNESS TO COMPLETE THE CIRCUIT. A PERCENTAGE OF THE FEMALE TERMINALS USED IN THE ALARM CONNECTOR WERE FOUND TO BE DEFECTIVE, CAUSING AN 'OPEN CIRCUIT' CONDITION WHEN MATED TO THE MALE IGNITION SWITCH TERMINALS.
Consequence & remedy
Consequence: THIS CONDITION CAN CAUSE INTERMITTENT PERFORMANCE OF THE VEHICLE'S ELECTRICAL COMPONENTS SUCH AS THE DASH WARNING LIGHTS AND/OR HVAC FAN SPEED CONTROLS. ALSO, THE VEHICLE MAY NOT RUN SMOOTHLY AND COULD STALL.
Remedy: DEALERS WILL INSPECT THE DATE CODE LABEL ON THE SECURITY SYSTEM HARNESS AND ANY DISPLAYING THE MANUFACTURING/FINAL DATE CODE WILL BE REPLACED WITH NEWLY PRODUCED HARNESSES. THE DATE CODES ARE: RAV4 - 6/24/98, 6/25/98, 6/26/98; SIENNA - 6/25/98, 6/26/98; AND AVALON - 6/30/98, 7/1/98, 8/31/98, 9/1/98, 9/2/98, AND 9/3/98.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
1DP02004 · Engine Seizure
Opened Apr 30, 2002 · Closed Jun 20, 2002
Status: closed (inferred from source dates) · Engine And Engine Cooling
No summary supplied.