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1993 Lexus SC400 problems

The most common problem on the 1993 Lexus SC400 is acceleration and speed control. It has 9.0 times the complaints of a typical SC400 model year.

Typical year9.0x the typical complaints
Owner complaints
9
Recalls
0
Service bulletins
27
Worst area
Acceleration

The worst 1993 Lexus SC400 problems

Ranked by number of owner complaints. Mileage and cost come from what owners wrote.

  • Acceleration
    3
  • Lights
    2
  • Airbags
    1
  • Brakes
    1
  • Engine
    1

Problems by type

Tap a problem to see which part fails, at what mileage and in which other years.

  • Acceleration
    3
  • Lights
    2
  • Airbags
    1
  • Brakes
    1
  • Engine
    1
  • Tires
    1
  • Transmission
    1

Recalls

No recalls on record for this model year.

Technical service bulletins for the 1993 Lexus SC400 27

Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.

See all 27 bulletins for the 1993 Lexus SC400

What 1993 Lexus SC400 owners say

Most recent owner complaints, unedited.

Filed Sep 18, 2019 · Airbags · CA · crash · 1 injury

Tl* the contact owned a 1993 lexus sc400. While driving at a low rate of speed, the contact depressed the brake pedal and crashed into a wall. The air bags deployed, which severely burned the contact's chin, lips, and neck. The air bag also burned parts of the contact's chest and torso area. The contact was taken to a local hospital for medical attention. A police report was not filed. The vehicle was towed to the contact's home and deemed totaled. The manufacturer and dealer were not notified of the failure. The cause of the failure was not determined. The failure mileage was unknown.

Filed Jun 4, 2010 · Engine, Transmission · 132,768 miles · CA · crash

I was involved in a motor vehicle accident on 4/25/10 with a 1993 lexus sc400 VIN# [xxx] . I was approaching a red light controlled intersection with my foot on the brake pedal and the vehicle continued to accelerate through the intersection. I feel that the computer chip controlling either the transmission or idling speed failed as the vehicle could not come to a halt and resulted in a collision. The transmission failed to drop down to neutral and/or the idle could not drop down to less than 1000 RPM. I realize it is an older vehicle and computer chips could fail due to age but I wonder if this could be a design flaw of the fail safe accelerator assembly. Could you let me know if any other complaints have been lodged. Information redacted pursuant to the freedom of information act (foia), 5 u.s.c. 552(b)(6).

Filed Mar 6, 2007 · Brakes · 112,000 miles · WI

Tl* the contact owns a 1993 lexus sc400. The traction control logic program failed and caused loss of stopping power. The contact stated the rear brakes were dragging. The current and failure mileage was 112,000. The dealer has advised the contact that the traction control computer needed to be replaced.

Filed Sep 26, 2006 · Lights · 32,000 miles · NV

Part fauilure.

Filed Dec 30, 2004 · Lights · 142,000 miles · FL

Condensation developed over the right headlight. Consumer contacted the dealer, who stated they didn't know why this was happening .

Filed Nov 18, 1999 · CA

The illumination for the instruments on the dash has failed. Vehicle speed is not known.

Filed Sep 28, 1999 · Acceleration, Tires · NJ

I have had persistent mold and bad ordor coming from air conditioning system. I'm allergic to mold and other things at times it causes nausea, sore throat, headache and congestion.

Filed Feb 26, 1999 · Acceleration · TX · crash

Consumer was parking vehicle into a parking space when vehicle all of a sudden acceleratted for unknown reason, causing vehicle to rollover two other vehicles, which were damaged. Dealer/ manufacturer notified and informed that nothing could be found.

Filed Feb 17, 1999 · Acceleration · TX · crash

Vehicle suddenly accelerated to full speed while consumer was coming to a stop. Dealer has been contacted. *ak

Used buying checklistWhat to check on a 1993 Lexus SC400 before you buy

Compare the 1993 Lexus SC400

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Questions about the 1993 Lexus SC400

Is the 1993 Lexus SC400 reliable?

Owners have filed 9 complaints about the 1993 Lexus SC400, 9.0 times a typical SC400 model year.

What is the most common problem with the 1993 Lexus SC400?

Acceleration and speed control, with 3 complaints. Next is lights (2).

How many recalls does the 1993 Lexus SC400 have?

No recalls on record.

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