One problem related to speed control cable has been reported for the 2003 Lexus ES300. The most recently reported issues are listed below.
Vehicle hesitated from a standing start position. The rpms went up but the vehicle did not move until it got into another gear. It will drive for a while and then vehicle will stop. Consumer did not feel safe. The technicians claim that the cable from the gas peddle to the engine was removed and replaced by a computer in the 2003 models. On the highway, if the vehicle was slowed down, a hesitation would be present while pressing on the gas peddle to resume speed. The engine light would come on along with the hesitation, also when the engine light would come on the vehicle would lose power along with blue smoke blowing out of the exhaust, and the rear seat contained a flaw.