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Function Number of bulbs
Trade
number
Headlamp high beam/
low beam
2 D3S
Front park/turn/
sidemarker lamp
2
3457AK
(amber)
Backup lamp 2 921
* Sidemarker lamp (rear) 2 LED
* Tail lamp 2 LED
Turn signal 4
HPC 16WY
(amber)
License plate lamp 2 168
* High-mount brake lamp 1 LED
Fog lamp (if equipped) 2 H11
Map lamp 2 12V6W
Dome/reading lamps 3 578
All replacement bulbs are clear in color except where noted.
To replace all instrument panel lights, see your authorized dealer.
* To replace these lamps, see your authorized dealer.
Replacing interior bulbs
Check the operation of all bulbs frequently.
Replacing exterior bulbs
Check the operation of all bulbs frequently.
Replacing HID headlamp bulbs
The headlamps on your vehicle use a “high intensity discharge” source.
These lamps operate at a high voltage. When the bulb is burned out, the
bulb assembly must be replaced by your authorized dealer.
Replacing front parking lamp/turn signal/sidemarker bulbs
1. Make sure headlamp switch is in the off position, then open the hood.
2. Reach in behind the headlamp assembly to access the bulb sockets
and connectors.
Lights
66
2011 MKS (mks)
Owners Guide, 1st Printing
USA (fus)