2003 Mercedes CL-Class Owner's Manual - Page 103

Controls in detail Seats Seat heating Vehicles without seat ventilation* The switch is located on the door. Switching on seat heating Press switch 1. A red indicator lamp above the switch lights up. Switching off seat heating Press switch 1 again. Switching off rapid seat heating mode Press switch 2 again. ! If one or both of the lamps on the seat heating switch are blinking, there is insufficient voltage due to too many electrical consumers being turned on. The seat heating switches off automatically. The seat heating will switch back on again automatically as soon as sufficient voltage is available. i The seat heating will be automatically switched off after approximately 30 minutes. 1 Normal heating 2 Rapid heating Make sure the ignition is switched on. All the lamps in the instrument cluster light up. Rapid seat heating mode Press switch 2. Both red indicator lamps above the switch light up. i The system switches over to normal heating mode after approximately five minutes. Only the right-hand indicator lamp remains lit. 103