Ford 2012 Focus Owner's Manual page 129

Take your vehicle to a dealer for service if any of the above conditions of
unacceptable moisture are present.
Using the right bulbs
Replacement bulbs are specified in the chart below. Headlamp bulbs
must be marked with an authorized "D.O.T." for North America to ensure
lamp performance, light brightness and pattern and safe visibility. The
correct bulbs will not damage the lamp assembly or void the lamp
assembly warranty and will provide quality bulb burn time.
Function
Headlamps high beam
Headlamp low beam
Turn lamp (front)
Park/Side marker lamp (front)
Fog lamps (if equipped)
Stop/tail lamp
Turn lamp
Backup lamp
*License plate lamp
* High-mount brake lamp
* To replace these lamps - see your authorized dealer.
To replace all instrument panel lights - see your authorized dealer
Replacing interior bulbs
Check the operation of all bulbs frequently.
Replacing exterior bulbs
Check the operation of all the bulbs frequently.
2012 Focus (foc)
Owners Guide, 1st Printing
USA (fus)
Trade number
I n f o r ma t i o n P r o v i d e d b y :
Lights
H1
H11LL
W21W
168NA
H11 LL
3157K
3757AK
921
LED
LED
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