What Owners Report NHTSA ODI · 2,175,102 complaints · MY1998–2026

1998 Toyota Sienna

Typical pattern

10.5% of complaints about the 1998 Toyota Sienna came in the first year, which is unremarkable for a 1998 vehicle — around the middle of the 180 model-years on record. The median complaint arrives at 4.8 yr in service. The most-reported system is tires (39 complaints), typically at 3.8 yr or about 72,000 miles.

Complaints
266
Median age at failure
4.8 yr
Median mileage
99,000 n=84
Crash / fire / tow
11.3% of reports
Safety recalls
3

When each system is reported — middle 50% of complaints

System
0y2y4y6y8y10y12y14y
Tires
39 reports · 72,000 mi
3.8 yr
2.6%
Engine cooling
35 reports · 77,342 mi
4.1 yr
5.7%
Latches / locks
34 reports · 60,000 mi
5.8 yr
5.9%
Structure
25 reports · 102,000 mi
5.8 yr
0%
Steering
18 reports · 99,080 mi
5.3 yr
33.3%
Service brakes, hydraulic
18 reports · 106,000 mi
2.0 yr
5.6%
Power train
18 reports · 99,000 mi
5.7 yr
11.1%

Safety recalls — NHTSA campaigns

10V160000 2010-04-20
Structure

TOYOTA IS RECALLING CERTAIN MODEL YEAR 1998 THROUGH 2010 SIENNA PASSENGER VEHICLES MANUFACTURED BETWEEN AUGUST 7, 1997 AND JANUARY 4, 2010, CURRENTLY REGISTERED IN OR ORIGINALLY SOLD IN CONNECTICUT, DELAWARE, ILLINOIS, INDIANA, KENTUCKY, MAINE, MARYLAND, MASSACHUSETTS, MICHIGAN, MINNESOTA, NEW HAMPSHIRE, NEW JERSEY, NEW YORK, OHIO, PENNSYLVANIA, RHODE ISLAND, VERMONT, WASHINGTON DISTRICT OF COLUMBIA, VIRGINIA, WEST VIRGINIA, AND WISCONSIN. THE SUBJECT VEHICLES ARE EQUIPPED WITH THE SPARE TIRE STOWED UNDER THE VEHICLE. IF THE VEHICLE IS OPERATED IN THE COLD CLIMATE REGIONS OF THE UNITED STAT

THE CABLE MAY BREAK DUE TO EXCESSIVE CORROSION AND THE SPARE TIRE MAY SEPARATE FROM THE VEHICLE, POSSIBLY RESULTING IN A VEHICLE CRASH.

98V278000 1998-10-19
Electrical system:ignition:anti-theft:control module

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 T

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.

98E035000 1998-10-19
Electrical system:ignition:anti-theft:control module

EQUIPMENT DESCRIPTION: AFTERMARKET THEFT DETERRENT SYSTEMS USED ON 1998-1998 TOYOTA RAV4, AVALON, AND SIENNA MODEL VEHICLES 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.

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.

In owners’ own words

Steering mileage not reported 1.8 yr in service
WHEN ACCELERATING FROM A STOP AND MAKING A LEFT TURN, STEERING ASSEMBLY WILL MOMENTARILY NOT RETURN TO CENTER, BUT WILL STICK AT ~30DEGREES LEFT OF CENTER. EFFORT IS REQUIRED TO RETURN STEERING TO CENTER, ELSE IT WILL REMAIN IN LOCKED POSITION. ONLY AFFECTS LEFT TURNS AND ONLY WHEN ACCELERATING, OTHERWISE UNDPREDICTABLE (NOT _EVERY_ TURN). NOT RELATED TO ENGINE OR EXTERNAL TEMPERATURE. *AK
Steering mileage not reported 2.3 yr in service crash / fire / tow
POWER STEERING FLUID LEAK WHILE VEHICLE WAS STUCK IN SNOW AND ICE CAUSED A FIRE IN THE RIGHT FRONT WHEEL. *YH
Steering mileage not reported 2.9 yr in service
WHILE TURNING THE WHEELS FROZE, AND I WAS UNABLE TO CONTROL THE CAR. I HAD TO JAM ON THE BREAKS IN ORDER TO KEEP MYSELF FROM GOING OFF THE ROAD...VERY DANGEROUS SITUATION.*AK
Service brakes, hydraulic mileage not reported 11 mo in service
WHILE PUTTING ON BRAKES HEARS A LOUD GRINDING NOISE INTERMITTENTLY WITH NO WARNING. *AK

Other Sienna model years

201820172016201520142013201220112010200920082007200620052004200320022001200019991998

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