Cruise control best let garage check out,here are few things to check,check fuse and check to see if brake lights dont work.check brake light fuse if fuse okay brake light switch could faulty or bad connection then brake light will reset cruise control you apply brakes.if all is good problem could be speed sensor or accelerator pedal to ecm.you need diagnostic euipment to troubleshoot.
SOURCE: Lexus RX300 cruise control
I would take it into the dealer and have them check it out, but it sounds like a defective cruise control transducer, that is the part that actually holds the speed.
808 views
Usually answered in minutes!
×