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2003 NISSAN ALTIMA

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Mechanical

Engine
2.5 / 2.5 S / 2.5 SL
3.5 SE
Name
QR25
VQ35
Cam design
DOHC
Orientation
Transverse
Cylinders / configuration
I4
V6 w/Molybdenum coated pistons
Block / head composition
Aluminum/aluminum
Displacement (liters)
2.5L
3.5L
Horsepower

175 @ 6,000 RPM / 170 @ xxx RPM

245 @ 5,800 RPM
Torque (lbs/ft)

180 @ 4,000 RPM / 175 @ xxx RPM

246 @ 4,400 RPM
Bore & stroke (mm)
89.0 x 100.0
95.5 x 81.4
Compression ratio (:1)
9.5
10.3
Maximum engine speed
6,200 RPM
6,600 RPM
Induction system
Sequential multi-point electronic fuel injection
Valvetrain
4 valves per cylinder; w/CVTC
Engine cover
S
Engine mounts (4 mounts per vehicle)
4 fluid filled
V6 A/T - 2 electronically controlled, fluid filled; 1 fluid filled,  1 rubber
V6 M/T - 3 fluid filled, 1 rubber
Recommended fuel
Regular unleaded
Emissions system
Oxygen sensor, catalyzer
Emission certification level
ULEV

LEV

Exhaust
Single exhaust
Dual exhaust
Electrical
Ignition system

Electronic, Nissan Direct Ignition System (NDIS)

Starter 1.4 kW
Alternator 110 Amp.
Battery 12V-55Ah (5HR)
Transmission and Drive System
Drive configuration Front-engine / front-wheel drive
Transmission                   Type

5-speed manual

4-speed auto w/ overdrive

Standard on 2.5 / 2.5 S / 3.5 SE

Standard on 2.5 SL, Optional on all other models

Gear ratio M/T 4-cyl. M/T V6 A/T 4-cyl. A/T V6
1st 3.416 3.153 2.785 2.785
2nd 1.944 1.842 1.545 1.545
3rd 1.258 1.258 1.000 1.000
4th 0.947 0.947 0.694 0.694
5th 0.772 0.772 --  
Reverse 2.272 2.272 3.252 3.002
Final drive ratio (:1) 4.133 3.812 4.087 3.789
Brakes
Standard

   Front                                 Type     

     Rotor size diameter and thickness (in.)

Vented disc

11.7" x .94t"

   Rear                                  Type

     Rotor size diameter and thickness (in.)

Self-adjusting, solid disc

11.5" x .35t"

Brake Control
w/ABS
Power-assisted with Brake Assist and Electronic Brake force Distribution (EBD)
w/o ABS
Power-assisted
Anti-lock Braking System

N/A on 2.5; Optional on 2.5 S, 2.5 SL and 3.5 SE

Number of wheels

Number of channels

Number of sensors

4

4

4

Parking brake

Hand operated along left side of center console

Steering

2.5/2.5S/2.5SL

3.5 SE
Type
Power rack-and-pinion
Power assisted
S
Overall ratio (:1)
16.1
Turns (lock to lock)
2.8
2.6
Turning diameter (curb to curb, in feet)
37.4
38.7
Suspension
Front

Stabilizer bar

Independent strut w/ coil springs

S

Rear

Stabilizer bar

Multi-link independent suspension

S

Body / Chassis
Type

Unibody

Materials (primary) Corrosion-resistant and high-strength steel

Exterior

Wheels & Tires

2.5

2.5 S 2.5 SL 3.5 SE
Wheels

Steel with bolt-on cover

S S - -

Aluminum-alloy

- O S S

6.5JJ x 16

S S S -

7.0JJ x 17

- - - S
Tires

P205/65R16 T-rated all-season tires

S S S -

P215/55R17 H-rated (V6 A/T) or V-rated (V6 M/T) all-season tires

- - - S
Temporary spare tire            T135/70D16
                                         T135/90D16
                                               Location
    

S
O
Trunk

Lights

2.5

2.5 S 2.5 SL 3.5 SE
Headlights
Type

Halogen

Xenon

S

-

S

-

S

-

S

O

Auto on/off

-
O
S
S

Fog Lights

-
-
-
S
Center high mount stop light

Parcel shelf

Spoiler

S

-

S

-

S

-

S

O

Interior

Seating
2.5
2.5 S
2.5 SL
3.5 SE
Capacity
5 passenger
Materials

Cloth

S
S
-
S

Leather appointments

-
-
S
O
Front seats                 Type
Bucket

Heated

-
-
S
O
Driver seat
4-way manual

8-way manual

8-way power

Manual lumbar

S

-

-

-

-

S

O

O

-

-

S

S

-

-

S

S

Passenger seat
4-way manual
S

Head restraint

Height adjustable

Seatback Pockets, Driver and passenger

-
S
S
S
Rear seats                  Type
3-across bench
60/40 split fold-down
S
-
-
-
60/40 split fold-down with lock
-
S
S
S
Fold-down release
In cabin and in trunk
Center armrest
S
Head restraint
High back seat type
Audio
2.5
2.5 S
2.5 SL
3.5 SE
Head unit and speakers

AM/FM/CD w/ 6 speakers

-
S
-
-

Mid-Line AM/FM/CD w/6 speakers

-
O
-
S

Bose? with AM/FM/6-disc CD w/8 speakers

-
O
S
O
Speed sensitive audio volume control
-
O
S
S
Radio Data System (RDS)
-
O
S
O
Instrumentation
Meters/gauges

Speedometer ? fine vision

Tachometer ? fine vision

Coolant temperature

Fuel level w/ fuel door opener direction

S
Comfort & Convenience Features
2.5
2.5 S
2.5 SL
3.5 SE
Power windows

Driver and passenger one-touch up/down

S
Power door locks
S
Remote keyless entry system w/remote trunk opener
-
S
S
S
Remote releases ? trunk and fuel filler door
S
Steering wheel mounted control switch (ASCD, audio, trip computer)
-
O
S
S
Height adjustable center console w/ armrest, phone and CD storage
S
Cup holders ? 2 in front center console, 2 in rear center armrest
S
Illuminated glove box with lock
S
Covered storage box
S
Retained accessory power for windows & sunroof
S
HomeLink? Universal Transceiver
-
-
S
O

Safety and Security

Passenger Restraint Systems
2.5
2.5 S
2.5 SL
3.5 SE
Air bags (supplemental)

Driver (dual stage)

Passenger (dual stage)

Front-seat side and front and rear head curtain

S

S

-

S

S

O

S

S

O

S

S

O

Active head restraints (front)

S

Outboard seat belts, front 3-point (ALR/ELR for passenger, ELR for driver)
Rear
3-point ALR/ELR
Inboard seat belts, rear
3-point ALR/ELR
Seatbelt pretensioners & load limiters
Front
Tether anchorage
S
Power window lockout button
S
LATCH system
S
Child safety rear door locks
S
Passive Safety
Zone Body Construction with front and rear crushable zones

Energy-absorbing steering column

Hood buckling creases and safety stops

Body side reinforcements

Shift interlock system

S
Security
Emergency inside trunk release

Steering wheel locks when key is removed

Vehicle Security System

Immobilizer

S

Dimensions

Exterior (inches)
Wheelbase
110.2
Overall length
191.5
Overall width
70.4
Overall height
57.9
Tread width

                                             Front

                                             Rear

61.0

61.2

Coefficient of drag (Cd)
0.32
Trunk liftover height
27.6
Interior (inches)
Front
Back
Head room (w/o sunroof)
40.8
37.6
Leg room
43.9
36.4
Hip room
53.0
52.7
Shoulder room
56.7
56.1
Weights
2.5
2.5 S
2.5 SL
3.5 SE
Curb (pounds)
Front
M/T
1,810
1,844
-
1,974
A/T
1,858
1,893
1,896
2,023
Rear
M/T
1,191
1,195
-
1,223
A/T
1,191
1,195
1,210
1,223
Total
M/T
3,001
3,039
-
3,197
A/T
3,049
3,088
3,106
3,246
Weight distribution (%)
Front/rear M/T

A/T

60/40

61/39

61/39

61/39

-

61/39

62/38

62/38

GVWR (pounds)     QR25

                            VQ35

4,202

4,374

Volume (cubic feet)
Passenger compartment
103.2
Cargo
15.6
Total
118.8
Fuel Economy (estimates)
City (A/T / M/T)                             QR25

                                                   VQ35

23 / 23

19 / 21

Highway (A/T / M/T)                       QR25

                                                   VQ35

29 / 29

26 / 26

Classification
Mid-size
Options 2.5 2.5 S 2.5 SL 3.5 SE
Convenience Package: alloy wheels, 8-way power driver?s seat, driver?s seat lumbar support, leather-wrapped steering wheel, steering wheel mounted controls, trip computer with outside temperature display, Vehicle Security System, cargo net, dual illuminated vanity mirrors, sun visor extensions, remote keyless entry front window control, speed-sensitive volume control, auto on/off headlights, auto up/down front pass window and door key cylinder front window control
-
O - S
Convenience Plus Package: Convenience Package features plus power glass sunroof with sunshade - O - -
Premium Convenience Package: features plus Bose? audio system with AM/FM/6-disc in-dash CD changer, 8 speakers, and Radio Data System
-
O - -
Sport Package: rear spoiler, power glass sunroof
-
- - O
Sport Plus Package: Sport Package features plus Bose? audio system, high intensity xenon headlights
-
- - O
Leather Package: Bose? audio system, power glass sunroof, heated leather-appointed seats, leather door trim panels, automatic temperature control, padded leather armrest cover, HomeLink? Universal Transceiver, auto-dimming inside rearview mirror, heated outside mirrors and trunk lid trim
-
- - O
Leather Sport Package: Leather Package features plus rear spoiler and high intensity xenon headlights
-
- - O
Premium Leather Package: Leather Sport Package features plus simulated wood trim
-
- - O
Power glass suroof
-
- O -
Option A: side air bags and Anti-lock Braking System (ABS)
-
O O O
Option B: side air bags, Anti-lock Braking System (ABS) and Traction Control System
-
- - O

 

 

 

 

 

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