One problem related to warning light on has been reported for the 1999 Acura RL. The most recently reported issues are listed below.
: the contact stated upon placing the key in the ignition, the airbag warning light illuminated and remained on. The contact referred to the owner's manual which indicated if the airbag warning light was illuminated, it was inoperative. The vehicle was inspected by a dealer, who determined the supplemental front airbags failed, and the buckle assembly for the right front passenger seat belt needed to be replaced. The manufacturer was alerted.