2018 Ram ProMaster City fog light bulb

Front Fog Lights — If Equipped
The fog light switch is located on the center stack
of the instrument panel, just below the radio.
Push the switch once to turn the front fog lights
on. Push the switch a second time to turn the front fog
lights off.
Turn Signals
Move the multifunction lever up or down and the arrows
on each side of the instrument cluster flash to show proper
operation of the front and rear turn signal lights.
NOTE: If either light remains on and does not flash, or
there is a very fast flash rate, check for a defective outside
light bulb. If an indicator fails to light when the lever is
moved, it would suggest that the indicator bulb is defec-
tive.
Lane Change Assist
Tap the lever up or down once, without moving beyond
the detent, and the turn signal (right or left) will flash five
times then automatically turn off.
INTERIOR LIGHTS
Courtesy/Interior Lights
These lights are mounted between the sun visors on the
overhead console. Each light is turned on by pushing the
corresponding switch.
Left Switch
• Push the left switch to the left to turn off the auto dome
lights. The dome lights will not automatically turn on
when a door is opened.
• Push the left switch to the right to turn on the dome
lights.
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GETTING TO KNOW YOUR VEHICLE 43

— Electronic Stability Control (ESC) Off Warning
Light — If Equipped
This light indicates the Electronic Stability Control (ESC) is
off.
Each time the ignition is turned to ON/RUN or ACC/ON/
RUN, the ESC system will be on, even if it was turned off
previously.
Yellow Indicator Lights
— Cold Start Inhibitor — If Equipped
This vehicle will inhibit engine cranking when the ambient
temperature is less than –22° F (–30° C) and the oil
temperature sensor reading indicates an engine block
heater has not been used. The Cold Start Inhibitor light will
flash during in cold weather for up to 10 seconds.
If equipped with a block heater harness the message
Engine Heater Recommended, will be displayed in the
instrument cluster when the ambient temperature is below
5°F (-15° C) at the time the engine is shut off as a reminder
to avoid possible crank delays at the next cold start.
Green Indicator Lights
— Turn Signal Indicator Lights
When the left or right turn signal is activated, the turn
signal indicator will flash independently and the corre-
sponding exterior turn signal lamps will flash. Turn signals
can be activated when the multifunction lever is moved
down (left) or up (right).
NOTE:
• A continuous chime will sound if the vehicle is driven
more than 1 mile (1.6 km) with either turn signal on.
• Check for an inoperative outside light bulb if either
indicator flashes at a rapid rate.
— Park/Headlight On Indicator Light
This indicator will illuminate when the park lights or
headlights are turned on.
— Front Fog Indicator Light — If Equipped
This indicator will illuminate when the front fog lights are
on.
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GETTING TO KNOW YOUR INSTRUMENT PANEL 91

LampsBulb Number
Rear Tail Lamps P21/5W
Rear Side Marker Lamps LED (See your authorized dealer)
Center Mount Brake
Lamp W5W
Reverse Light W16W
Front Fog Lamps H11
NOTE: Numbers refer to commercial bulb types that
can be purchased from your authorized dealer.
If a bulb needs to be replaced, visit your authorized
dealer or refer to the applicable Service Manual.
Replacing Exterior Bulbs
Headlamps
To change the bulb, proceed as follows:
1. Remove the plastic cap from the back of the headlamp housing.
2. Rotate the bulb counter-clockwise.
3. Remove the bulb and replace as needed.
4. Install the bulb and rotate clockwise to lock in place. 5. Reinstall the plastic cap.
Front Turn Signal Lamps
Front
To change the bulb, proceed as follows:
1. Remove the cap from the back of the outer upper
headlamp housing.
2. Rotate the bulb counter clockwise and remove.
3. Install the bulb into socket.
4. Rotate bulb/socket clockwise into lamp locking it in place.
5. Reinstall the plastic cap.
Parking And Daytime Running Lights
To change the bulb, proceed as follows:
1. Remove the cap from the back of the outer lower headlamp housing.
2. Rotate the bulb counter clockwise and remove.
3. Install the bulb into socket, and rotate bulb/socket clockwise into lamp locking it in place.
4. Reinstall the plastic cap.
198 IN CASE OF EMERGENCY

Front/Rear Side Marker Lamps
To change the bulb, proceed as follows:
The front/rear side marker lamps are LED and not ser-
viced separately. See your authorized dealer for replace-
ment of these lights.
Rear Tail, Stop, Backup And Turn Signal Lamps
The rear light clusters contain taillight, brake light, direc-
tion indicator and reverse/rear fog light bulbs. To access
the light clusters, proceed as follows:
1. Open the rear doors.
2. Remove the screws and remove the tail lamp assembly.
3. Remove the screws and separate the backplate from thelamp housing.
4. Remove the tail, stop, or turn signal bulbs by pushing them slightly and turning counter-clockwise.
5. Remove the backup lamp bulb by pulling straight out.
6. Replace lamps as required and reinstall lamp. The bulbs are arranged inside the light cluster as follows:
Third Brake Light (Center Mount)
To change the bulb, proceed as follows:
1. For versions with tailgate, loosen the two fastening
screws and extract the cluster.
2. For versions with swing doors, remove rubber plugs, remove retaining tabs and extract the cluster.
3. For versions with high roof and swing doors, remove the pressure-fit plastic guard and rubber cap using a
screwdriver, release the retaining tags as shown in the
figure and remove the unit.
4. Remove the appropriate tabs and remove the bulb holder.
5. Remove the snap-fitted bulb and replace it.
License Plate Lights
Proceed as follows to replace the bulbs:
1. Disengage the holding tabs and remove the lens by lifting to the left.
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IN CASE OF EMERGENCY 199