One problem related to cruise control has been reported for the 2003 Lexus LS430. The most recently reported issues are listed below.
The contact stated the cruise control switch engaged and the vehicle stalled. Although, the vehicle stalled the engine was easily restarted. The vehicle exhibited no further stalling problems until the cruise control was engaged. Afterwards, the vehicle stalled as previously stated. After restarting the engine the contact continued driving and did not engage the cruise control. The vehicle has not been seen by a dealer.
| Car Accelerates On Its Own problems | |
| Cruise Control problems |