1999 Mercury Mystique maintenance

Maintenance and care
197
Watch for fluid leaks, strange
odors, smoke, loss of oil pressure,
engine overheating, illumination of
the
charging systemwarning light
or the
check enginewarning light.
These events could indicate that
the emission control system is not
working properly.
Exhaust leaks may result in
entry of harmful and
potentially lethal fumes into the
passenger compartment.
BRAKE
CHECK
ENGINE
Alternative design
Alternative design
Do not park, idle or drive
your vehicle in dry grass or
other dry ground cover. The
emission system heats up the
engine compartment and exhaust
system, which can start a fire.
31MMCen 4/13/99 2:17 PM Page 197

Maintenance and care
198
Do not make any unauthorized
changes to your vehicle or engine.
By law, vehicle owners and anyone
who manufactures, repairs,
services, sells, leases, trades
vehicles, or supervises a fleet of
vehicles are not permitted to
intentionally remove an emission
control device or prevent it from
working. Information about your
vehicle's emission system is on the
Vehicle Emission Control
Information Decal located under
the hood. This decal identifies
engine displacement and gives
some tune up specifications.
Please consult your ÒWarranty
GuideÒ for complete emission
warranty information.
Readiness for
inspection/maintenance (I/M)
testing
In some localities, it may be a legal
requirement to pass an I/M test of
the on-board diagnostic (OBD-II)
system. If your
check enginelight
is on, refer to the description in the
Instrument Cluster Lights and
Chimes
section of the
Instrumentation chapter. Your
vehicle may not pass the I/M test
with the
check engine light on.
31MMCen 4/13/99 2:17 PM Page 198

Maintenance and care
199
If the vehicleÕs powertrain system
or its battery has just been
serviced, the OBD-II system is
reset to a Ònot ready for I/M testÒ
condition. To ready the OBD-II
system for I/M testing, a minimum
of 30 minutes of city and highway
driving is necessary as described
below:
¥ First, at least 10 minutes of
driving on an expressway or
highway.
¥ Next, at least 20 minutes of
driving in stop and go, city-type
traffic with at least four idle
periods.
Allow the vehicle to sit for at least
eight hours without starting the
engine. Then, start the engine and
complete the above driving cycle.
The engine must warm up to its
normal operating temperature.
Once started, do not turn off the
engine until the above driving cycle
is complete.
31MMCen 4/13/99 2:17 PM Page 199

Maintenance and care
200
1
1
2
The bulbs for the low beam, high
beam, turn signals and side lamps
are housed in the lamp assembly.
To replace a bulb, the complete
lamp assembly has to be removed
as follows:
1. Switch off the lamps.
2. Open the hood.
3. Remove the lower screw (2)
from the headlamp housing.
4. Remove the two upper screws
(1) from the headlamp housing.
5. Gently pull the headlamp
housing outward.
6. Replace the headlamp bulbs.
BULB REPLACEMENT
Handle a halogen headlamp
bulb carefully and keep out
of childrenÕs reach.Grasp the bulb
only by its plastic base and do not
touch the glass. The oil from your
hand could cause the bulb to
break the next time the
headlamps are operated.
Removing the headlamps
assembly
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Maintenance and care
201
Reinstalling the headlamp
assembly
The gasket lining must be seated
properly around the lamp assembly
when reinstalling.
All bulb connectors must be
correctly connected.
Install in the reverse order.
Headlamp Ð low beam
Pull off the connector, release the
wire clip and replace the bulb.
Pay attention to the tab guides
when replacing.
Headlamp alignment
Check the headlamp alignment
after each replacement of a bulb.
Refer to
Aiming the headlamps.
Headlamps Ð high beam
Replacement instructions are the
same as for the low beam
headlamp.
31MMCen 4/13/99 2:17 PM Page 201

Maintenance and care
202
Front turn signal/side lamps
Pull the socket out. Pull the bulb
out and replace it.
Foglamps (if equipped)
1. Turn the bulb counterclockwise
and pull it out of the light assembly.
2. Remove the electrical connector.
3. Fit the new bulb in reverse order
(do not touch the glass part of the
bulb).
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Maintenance and care
203
License plate lamp
Unscrew the bulb holder with a
screwdriver. Remove the bulb from
the clip holder.
Replace the new bulb in reverse
sequence.
Brake/turn signal/tail lamps
1. Disconnect the electrical
connector.
2. Turn the socket
counterclockwise and pull it out.
3. Turn the bulb counterclockwise
and pull it out.
4. To install, fit the new bulb in
reverse order.
Backup lamps
The backup lamps are located in
the trunk lid. Replacement
instructions are the same as for the
brake/turn signal/tail lamps.
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Maintenance and care
204
High-mounted brake lamp
Enter the rear seat compartment.
1. Remove the high mounted stop
lamp assembly.
2. Remove the red bulb cover.
3. Remove inoperative stop lamp
bulb.
To install, fit the new bulb in
reverse sequence.
On vehicles equipped with a rear
spoiler, the high-mounted brake
lamp is included in the spoiler.
See your dealer for repair.
Luggage compartment lamp
Pry out the light assembly from the
holder with a flat screwdriver. Turn
the spherical bulb under slight
pressure counterclockwise and
remove.
31MMCen 4/13/99 2:18 PM Page 204