Page 103 of 453

Charging system (RTT)
Illuminates when the battery is not charging properly. If it stays
on while the engine is running, there may be a malfunction with
the charging system. Contact your authorized dealer as soon as
possible. This indicates a problem with the electrical system or a related
component.
Direction Indicator
Illuminates when the left or right turn signal or the hazard
warning flasher is turned on. If the indicators stay on or flash
faster, check for a burned out bulb.
Door ajar (RTT)
Displays when the ignition is on and any door is not completely
closed.
Engine oil pressure (RTT)
Illuminates when the oil pressure falls below the normal range.
Engine coolant temperature (RTT)
Illuminates when the engine coolant temperature is high. Stop
the vehicle as soon as possible, switch off the engine and let
cool.
Grade assist (if equipped) (RTT)
Illuminates when grade assist is turned on.
Heads up display (if equipped)
A red beam of lights will illuminate on the windshield in certain
instances when using adaptive cruise control and/or the
collision warning system. It will also illuminate momentarily
when you start your vehicle to make sure the display works.
102Instrument Cluster
2014 MKX(mkx)
Owners Guide gf, 1st Printing, June 2014
USA(fus)
Page 271 of 453

Replacing HID headlamp bulbs (if equipped)
The low beam 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 and starter capsule assembly must be replaced by your
authorized dealer.
Replacing front parking lamp/turn signal bulbs
1. Make sure that the headlamp control is in the off position.
2. Open the hood.
3. At the wheel well, remove the fasteners from
the splash shield, then pull the splash shield back
to gain access to the bulbs.
4. Rotate the bulb socket
counterclockwise and remove from
the lamp assembly.
5. Carefully pull the bulb out of the
socket and push in the new bulb.
6. Install the bulb socket into the
lamp assembly and rotate clockwise.
Replacing side marker bulbs
Your vehicle is equipped with LED side marker bulbs. It is designed to
last the life of the vehicle. If replacement is required, see your
authorized dealer.
270Maintenance
2014 MKX(mkx)
Owners Guide gf, 1st Printing, June 2014
USA(fus)
Page 274 of 453

BULB SPECIFICATION CHART
Replacement bulbs are specified in the chart below. Headlamp bulbs
must be marked with an authorized “D.O.T.” for North America and an
“E” for Europe 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 Number of BulbsTrade
Number
Headlamp low/high beam
(halogen)2 HIR2
* Headlamp low/high beam
(HID)2 D3S
* Front sidemarker lamp N/A LED
Front park/turn signal
lamp23457NAK
(amber)
* Rear sidemarker lamp N/A LED
* Stop/tail/turn lamp N/A LED
Backup lamp 2 921
License plate lamp 2 C5W
* High-mount brake lamp N/A LED
Fog lamp (if equipped) 2 H11
Front row map lamp 2 1600XB
Second row dome/reading
lamp3 211-2XB
Rear courtesy lamp 1 211-2XB
Visor vanity lamp 2 37
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.
Maintenance273
2014 MKX(mkx)
Owners Guide gf, 1st Printing, June 2014
USA(fus)