Lexus RX300 2001 Owner's Manual page 270

If you notice any of these clues, take your vehicle to your Lexus
dealer as soon as possible. It probably needs adjustment or
repair.
CAUTION
Do not continue driving with the vehicle unchecked. It
could result in serious vehicle damage and possibly
personal injury.
2001 MY RX300_U (OM48431U)
MAINTENANCE
251