hi all,
have an is220d 2007,and car is loosing the key less memory,i program new key was ok till next morning and after that remote and keyless will not work anymore i have to keep the key near start button to start the car.
car come in like that and i thought is a key problem,so i made one,now i have 2 keys and still loosing keyless memory over night.
any ideas please? as i do to many luxes here,i think maybe is the bcm, but need some advice from someone with more experience in Lexus.
i scan the car with avdi and no faults anywhere.
please help.thanks