2011 Acura MDX Owner's Manual - Page 139

Keys and Locks KEY MASTER KEY VALET KEY NUMBER WITH REMOTE (Light Gray) TAG TRANSMITTER You should have received a key number tag with your keys. You will need this key number if you ever have to get a lost key replaced. Use only Acura-approved key blanks. These keys contain electronic circuits that are activated by the immobilizer system. They will not work to start the engine if the circuits are damaged. Instruments and Controls ● Protect the keys from direct sunlight, high temperature, and high humidity. Do not drop the keys or set heavy objects on them. Keep the keys away from liquids. If they get wet, dry them immediately with a soft cloth. ● The master key fits all the locks on your vehicle. The valet key works only in the ignition and the driver's door lock. You can keep the glove box locked when you leave your vehicle and the valet key at a parking facility. ● The valet key does not contain a battery. Do not try to take it apart. CONTINUED 135 2011 MDX