Rear dome/courtesy lamps (if equipped), Rear courtesy/reading/cargo lamps (if equipped), Bulb replacement – FORD 2009 F-150 v.1 User Manual

Page 59: Headlamp condensation, Lights

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Rear dome/courtesy lamps (if equipped)

The dome lamp lights when:
• any door is opened.
• the instrument panel dimmer

switch is rotated up until the
courtesy lamps come on.

• any of the remote entry controls

are pressed and the ignition is
off.

The reading portion, the two outer lights, can only be toggled on and off
at the lamp.

Rear courtesy/reading/cargo lamps (if equipped)

The dome portion of the lamp, the
center light, can be turned on when
the panel dimmer control is rotated
fully up or when any door is
opened.

With the ignition key in the accessory or on position, the rear dome lamp
can be turned on or off by sliding the control.

BULB REPLACEMENT

Headlamp condensation

Exterior lamps are vented to accommodate normal changes in pressure.
Condensation can be a natural by-product of this design. When moist air
enters the lamp assembly through the vents, condensation can occur
when the temperature is cold. When normal condensation occurs, a thin
film of mist can form on the interior of the lens. The thin mist eventually
clears and exits through the vents during normal operation. Clearing
time may take as long as 48 hours under dry weather conditions.

Examples of acceptable condensation are:
• Presence of thin mist (no streaks, drip marks or droplets)
• Fine mist covers less than 50% of the lens

2009 F-150 (f12)
Owners Guide, 1st Printing
USA
(fus)

Lights

59

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