Vehicle Speed Control Related Problems of the 1999 Lexus LS400

Table 1 shows five common vehicle speed control related problems of the 1999 Lexus LS400. The number one most common problem is related to the vehicle speed control (six problems). The second most common problem is related to the car accelerates on its own (three problems).

Table 1. Vehicle Speed Control related problems of Lexus LS400


Recently reported Vehicle Speed Control problems of the 1999 Lexus LS400

The Vehicle Speed Control problem

The contact owns a 1999 Lexus Ls400. The contact stated that while driving 15 mph, he applied the brake due to traffic. However, the vehicle accelerated independently and crashed into the rear of another vehicle.   Read details...

The Car Accelerates On Its Own problem

While driving 2 mph, the vehicle accelerated uncontrollably. The consumer was unable to maintain control of the vehicle and crashed into a building. Upon impact, both frontal air bags failed to deploy. The vehicle was towed to the dealer for inspection.   Read details...

The Speed Control Cable problem

The throttle sensor failed causing the vehicle to suddenly stop while driving or causing it to start but the car would not rev when depressing the accelerator, the consumer was told that the grease from the throttle cable assembly can migrate down onto the throttle sensor interfering with its   Read details...


Vehicle Speed Control related problems in other Lexus LS400 model year vehicles:



LS400 Service Bulletins
LS400 Safety Recalls
LS400 Defect Investigations