low oil pressure Mercury Grand Marquis 2004 Owner's Manuals

Anti-lock brake system:If the
ABS light stays illuminated or
continues to flash, a malfunction has
been detected, have the system
serviced immediately. Normal
braking is still functional unless the brake warning light also is
illuminated.
Air bag readiness:If this light fails
to illuminate when ignition is turned
to ON, continues to flash or remains
on, have the system serviced
immediately. A chime will also sound when a malfunction in the
supplemental restraint system has been detected.
Safety belt:Reminds you to fasten
your safety belt. A chime will also
sound to remind you to fasten your
safety belt, refer to theSeating and
Safety Restraintschapter.
Charging system:Illuminates when
the battery is not charging properly.
Engine oil pressure (if
equipped):Illuminates when the oil
pressure falls below the normal
range. Check the oil level and add
oil if needed. Refer toEngine oilin theMaintenance and
specificationschapter.
Traction control
AdvanceTrac
active (if equipped):Illuminates
when the Traction control
system
is active. It will be lit for a minimum
of four seconds or for the duration
of the Traction Control
event,
refer to theDrivingchapter for more information.
Air suspension (if equipped):
•Standard instrument cluster
ABS
AIR
BAG
AIR
SUSP
2004 Grand Marquis(grn)
Owners Guide (post-2002-fmt)
USA English(fus)
Instrument Cluster
12

•Optional instrument cluster
Refer toElectronic Message Center
in theDriver Controlschapter for
Trip A and Trip B features.
Battery voltage gauge (if
equipped):Indicates the battery
voltage when the ignition is in the
ON position. If the pointer moves
and stays outside the normal
operating range (as indicated by
arrows), have the vehicle’s electrical
system checked as soon as possible.
Engine oil pressure gauge (if
equipped):Indicates engine oil
pressure. The needle should stay in
the normal operating range
(between“L”and“H”). If the needle
falls below the normal range, stop
the vehicle, turn off the engine and
check the engine oil level. Add oil if
needed. If the oil level is correct,
have your vehicle checked at your
dealership or by a qualified
technician.
km/h
MPH
km S
VOLTSH
L
OILH
L
2004 Grand Marquis(grn)
Owners Guide (post-2002-fmt)
USA English(fus)
Instrument Cluster
18