2010 Acura TL Owner's Manual - Page 199

Seat Heaters Passenger's Seat : Models equipped with the keyless access system have an engine start/stop button instead of an ignition switch. ON Mode is the equivalent of ON (II). For more information, see pages 178 and 181 . HEATERS Driver's Seat SEAT HEATER SWITCHES Both front seats are equipped with seat heaters. Because of the sensors for the side airbag cutoff system, there is no heater in the passenger's seat-back. The ignition switch must be in the ON (II) position to use the heaters. Push the right side of the switch, HI, to rapidly heat up the seat. After the seat reaches a comfortable temperature, select LO by pushing the left side of the switch. This will keep the seat warm. 196 2010 TL