Electrical System Problems of Lexus SC430

Lexus SC430 owners have reported 3 problems related to electrical system (under the electrical system category). The most recently reported issues are listed below.

1 Electrical System problem of the 2003 Lexus SC430

Failure Date: 07/25/2017

The contact owns a 2003 Lexus Sc430. While driving 40 mph, all the instrument panel indicators illuminated and then shut off, and the transmission downshifted. The transmission failure caused the vehicle to jerk when the gears were shifted. The dealer and manufacturer were not contacted. The failure mileage was 167,000.

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2 Electrical System problem of the 2006 Lexus SC430

Failure Date: 07/31/2015

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.

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3 Electrical System problem of the 2004 Lexus SC430

Failure Date: 06/27/2009

Lexus SC 430 2004 sometimes when braking the car would accelerate thought maybe I had accidentally hit pedal or something but happened several times. Didn't think muchof it until notice the recall no incident dates but filled out form anyway.

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Other Common Electrical System related problems of Lexus SC430

Problem Category Number of Problems
Electrical System problems
3
Dash Wiring problems
1


SC430 Service Bulletins