compression ratio Mercury Grand Marquis 2003 Owner's Manuals

Dolbynoise reduction
Dolbynoise reduction operates
only in tape mode. Dolbynoise
reduction reduces the amount of
hiss and static during tape playback.
Press the
control to activate (and deactivate) Dolbynoise
reduction.
The Dolbynoise reduction system is manufactured under license from
Dolby Laboratories Licensing Corporation. Dolbyand the double-D
symbol are registered trademarks of DolbyLaboratories Licensing
Corporation.
Compression feature
Compression adjust brings soft and
loud CD passages together for a
more consistent listening level.
Press the COMP control to activate
and deactivate compression adjust.
The effect of the feature varies with the music content.
Shuffle feature
The shuffle feature operates in CD
mode and plays all tracks on the
current disc in random order. If
equipped with the CD changer, the
shuffle feature continues to the next
disc after all tracks are played.
Press the SHUFFLE control to start this feature. Random order play will
continue until the SHUFFLE control is pressed again.
Mute mode
Press the control to mute the
playing media. Press the control
again to return to the playing media.
Radio data system (RDS) feature
This feature allows your audio system to receive station identification or
program type from RDS-equipped FM radio stations.
4
COMP
5
SHUFF
6
MUTE
2003 Grand Marquis(grn)
Owners Guide (post-2002-fmt)
USA English(fus)
Entertainment Systems
38

Item Ford part
nameFord part
numberFord
specification
Rear Axle
Lubricant
2Motorcraft SAE
80W-90
Premium Rear
Axle LubricantXY-80W90-QL WSP-M2C197-A
Windshield
washer fluidUltra-clear
Windshield
Washer
ConcentrateZC-18–A ESR-M17P5-A
1Use only brake fluids certified to meet Ford specifications. DOT 3 fluid
is recommended. However, if DOT 3 is not available, DOT 4 fluid can be
used.
2Add 118 ml (4 oz.) of Additive Friction Modifier XL-2 or equivalent
meeting Ford specification EST-M2C118-A for complete refill of
Traction-Lok rear axles.
3Ensure the correct automatic transmission fluid is used. Transmission
fluid requirements are indicated on the dipstick or on the dipstick
handle. MERCONand MERCONV are not interchangeable. DO NOT
mix MERCONand MERCONV. Refer to your scheduled maintenance
guide to determine the correct service interval.
ENGINE DATA
Engine 4.6L V8 engine
Cubic inches 281
Required fuel 87 octane
Firing order 1-3-7-2-6-5-4-8
Spark plug gap 1.3-1.4 mm (0.052-0.056 inch)
Ignition system Coil on plug
Compression ratio 9.4:1
VEHICLE DIMENSIONS
Vehicle dimensions mm (in)
(1) Overall length 5 382 (211.9)
(2) Overall width 1 987 (78.2)
2003 Grand Marquis(grn)
Owners Guide (post-2002-fmt)
USA English(fus)
Maintenance and Specifications
231