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Lexus SC430Model year report

2006 Lexus SC430 Problems

Complaints
6filed with NHTSA
Median mileage
24,500miles, 2 complaints with mileage
Recalls
1campaigns on record
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA crash rating
—overall rating starts with 2011 models
EPA fuel economy
19 mpgcombined, 4.3L 8-cyl RWD · 17 city / 23 hwy

Sources: NHTSA records for the 2006 Lexus SC430 (complaints, recalls, investigations), EPA fuel economy. Report an error

NHTSA recorded 6 consumer complaints for the 2006 Lexus SC430. The part named most often is air bags, with 5 complaints (83% of the total), followed by electrical system (1) and vehicle speed control (1). 2 of the complaints include a mileage, and 100% of those were filed for vehicles with under 50,000 miles; the median is 24,500 miles. Of all complaints, 1 involved a crash, according to the filers. NHTSA lists 1 recall campaign and 83 technical service bulletins for this model year. Air bags complaints overlap with 1 recall campaign covering the inflator module and 8 technical service bulletins filed under the same part. Electrical system complaints overlap with 19 technical service bulletins filed under the same part.

This model year has fewer than 25 complaints on record, so the numbers below can change a lot with a few new reports.

Which parts are reported most

Complaints can name more than one part, so the counts add up to more than the total. Select a part to see its complaints, recalls and bulletins.

Example complaints

Air bags: “Takata inflators or potential of ruptured inflator on passenger side airbag. I have not been contacted regarding this recall as of yet and I do see this recall was issued in may of 2015. Please note nothing has happened but my car has not been repaired and I have not received any communication on the recall as of yet.”

NHTSA complaint #11122880, filed 2018-08

Electrical system: “The contact owns a 2006 Lexus SC430. While driving at 70 MPH, the volume and the cruise control on the steering wheel were activated and the radio and navigation failed to function. The failure recurred on numerous occasions. The vehicle was not diagnosed or repaired. The manufacturer was not notified of the failure. The failure mileage was 33,000.”

NHTSA complaint #10750348, filed 2015-08, 33,000 miles

Vehicle speed control: “The contact owns a 2006 Lexus SC430. While attempting to decelerate at 40 MPH, the vehicle lurched forward. Consequently he crashed into 2 iron gates. The air bags did not deploy. The vehicle has not been diagnosed by the dealership the current and failure mileages were 16000.”

NHTSA complaint #10291217, filed 2009-11, 16,000 miles

Mileage when problems were reported

100% of the 2 complaints with a mileage were filed for vehicles with under 50,000 miles; the middle half falls between 16,000 and 33,000 miles.

0%0–1050%10–2550%25–500%50–750%75–1000%100–1500%150+
Share of complaints by mileage when the problem was reported, in thousands of miles (2 complaints with mileage). Red bars: under 50,000 miles. Bucket widths differ. Median: 24,500 miles.

Complaints by year filed

Fewer than 15 complaints, too few for a reliable trend.

2009201542018
Complaints by year the complaint was filed with NHTSA. Red bars: the last 3 full calendar years used for the trend. The current year (2026) is partial.

Fuel economy and running cost

EPA ratings for each 2006 Lexus SC430 version. Annual fuel cost is the EPA's estimate at its current fuel prices for 15,000 miles a year (55% city driving).

VersionEngineTransmissionCityHwyComb.Fuel / yr
SC 430 RWD4.3L 8-cyl6-speed automatic172319$4,350

Source: U.S. EPA and Department of Energy, fueleconomy.gov. Ratings are for comparing vehicles; real-world mileage varies with driving and conditions.

Recalls and investigations

Recall details for the 2006 Lexus SC430 → · Check a VIN at nhtsa.gov/recalls

Technical service bulletins

TSBs are manufacturer notes to dealers about known repair procedures. They are not recalls and do not by themselves mean a vehicle has a fault. 83 on record; the latest 10 are shown.

See all 83 bulletins →

Other model years of the Lexus SC430

YearComplaintsMedian miRecallsCrash ★MPGScore (50 = typical)Trend
200717—1—19—Stable
2006624,5001—19—Not enough data
2005958,0001—18—Not enough data
20041247,5001—18—Not enough data
20032039,0001———Falling
20024261,5621——Not compared (before 2008)Stable

All Lexus SC430 model years

Frequently asked questions

How many NHTSA complaints does the 2006 Lexus SC430 have?

NHTSA recorded 6 consumer complaints for the 2006 Lexus SC430 as of Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

What part of the 2006 Lexus SC430 is reported most often?

Air bags is named most often, in 5 complaints (83% of the total), followed by electrical system with 1.

Has the 2006 Lexus SC430 been recalled?

NHTSA lists 1 recall campaign for this model year. To check a specific vehicle, enter its VIN at nhtsa.gov/recalls.

What gas mileage does the 2006 Lexus SC430 get?

The EPA rates the 2006 Lexus SC430 (SC 430, 4.3L 8-cyl) at 19 mpg combined, 17 city and 23 highway, with an estimated annual fuel cost of $4,350 at 15,000 miles a year. Other engine and drive versions are rated differently.

At what mileage are problems with the 2006 Lexus SC430 reported?

Among the 2 complaints that include a mileage, the median is 24,500 miles and the middle half falls between 16,000 and 33,000 miles; 100% were filed for vehicles with under 50,000 miles.

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate. Fuel economy is from the EPA and DOE (fueleconomy.gov).

Complaint counts come from NHTSA’s public complaint database; we count each complaint once. The source records for this vehicle are on nhtsa.gov. Scores and trends are our own summaries of that data, described in the methodology. This page is not legal, safety or repair advice: for a specific vehicle, check its VIN at nhtsa.gov/recalls and ask a qualified mechanic. See an error? Tell us.