engine BMW 325xi SEDAN 2003 E46 Workshop Manual

149
Rear:
Press out the cover panel with a screw-
driver inserted in the recess at the top.
Make sure the towing eyelet is
firmly screwed all the way in, oth-
erwise the thread could be damaged.
Never attach tie-down hooks, chains,
straps, or tow hooks to tie rods, control
arms, or any other part of the vehicle
suspension, as severe damage to these
components will occur, possibly lead-
ing to accidents.<
Towing with a commercial tow
truck>Do not tow with sling-type equipment
>Use wheel-lift or flatbed equipment
>Please comply with applicable state
towing laws.
Never allow passengers to ride in
a towed vehicle for any reason.
Never attach tie-down hooks, chains,
straps, or tow hooks to tie rods, control
arms, or any other part of the vehicle
suspension, as severe damage to these
components will occur, possibly lead-
ing to accidents. vehicle with one axle raised 1. Place the transmission in Neutral
2. Switch off the engine
3. Maximum towing speed:
30 mph / 50 km/h
4. Maximum towing distance:
95 miles/150 km.
Remove the rear driveshaft for
longer towing distances with the
front axle lifted; remove the front drive-
shaft for towing over longer distances
with the rear axle lifted. Failure to com-
ply with this will result in damage to the
transfer box.<
Towing the vehicle
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152
Engine data
BMW 320i BMW 325i, 325xi BMW 330i, 330xi
Displacement
Number of cylinderscu in/cm
3
132.5/2,171
6152.2/2,494
6181.8/2,979
6
Maximum power output
at engine speedhp/kW
rpm168/124
6,100184/135
6,000225/165
5,900
Max. torque
at engine speedlb ft/Nm
rpm155/210
3,500175/237
3,500214/290
3,500
Compression ratioε10.8 10.5 10.2
Stroke
Borein/mm
in/mm2.83/72
3.15/802.95/75
3.31/843.53/89.6
3.31/84
Fuel-injection system Digital electronic engine-management
system (DME)
BMW 325xi, 330xi: power can be tested only on a suitable dynamometer.

155
Capacities
Notes
Fuel tank
Reserve gal./liters
gal./litersapprox. 16.6/63
approx. 2.1/8Fuel specification, refer to page 25
Windshield/
Headlamp washer reservoirquarts/liters approx. 5.6/5.3 Specifications, refer to page 126
Cooling system including heater circuit quarts/liters approx. 8.9/8.4 Specifications, refer to page 128
Engine oil and filter change quarts/liters 320i, 325i, 330i:
approx. 6.9/6.5
325xi, 330xi:
approx. 6.6/6.2BMW High Performance
Synthetic Oil
Specifications, refer to page 126
Manual and automatic transmission,
transfer box and differential–Lifetime lubricant, no oil change
required
OverviewControlsMaintenanceRepairsDataIndex

Everything from A to Z
159
Clock 74
setting, refer also to the
radio or onboard com-
puter Owner's Manual
Cockpit 14
Code, refer to the Owner's
Manual for Radio
Coin box 102
Compartments 102
Compression ratio 152
Computer 75
Condensation, removing
from windows 95, 98
Consumption 76
display 72
Coolant 128, 155
Cooling system 155
Copyright 4
Cornering Brake Control
(CBC) 18, 115
Cruise control 69
Cup holder, see Beverage
holder 102
Curb weight 154
Cushion height 153
D
Data
dimensions 153
engine 152
technical 152
weights 154Daytime driving lamps 89
DBC Dynamic Brake
Control 115
Defrost position 95, 98
Defrosting
rear window 94, 99
windows 95, 98
Digital clock 74
Dimensions 153
Dipstick, engine oil 126
Displacement 152
Display lighting 90
Displays 16
Distance warning 77
Divided rear backrest 106
Door key 30
Door lock buttons 34
Doors
emergency operation 33
unlocking and locking 31
Driving notes 115
DSC Dynamic Stability
Control 18, 19, 80
DTC Dynamic Traction
Control 80
Dynamic Brake Control
(DBC) 115
Dynamic Stability Control
(DSC) 18, 19, 80
Dynamic Traction Control
(DTC) 80E
Electric power windows 40
Electrical accessories, fail-
ure 146
Electrical malfunction
fuel filler door 24
sliding/tilt sunroof 43
Emergency operation
doors 33
fuel filler door 24
sliding/tilt sunroof 43
Emergency release
luggage compartment
lid 37
Emissions, minimum, refer
to Energy control 71
Energy control 71
Engine
starting 60
switching off 62
Engine compartment 124
Engine coolant 155
adding 128
temperature gauge 72
Engine data 152Engine oil
adding 126
capacity 155
consumption 126
pressure 18
quality 127
types 127
viscosity 127
Engine oil level 19
check 126
Engine speed 152
Environmentally-friendly
driving, refer to Energy
control 71
Exterior mirrors 51
Eyelet, towing 148
F
Failure messages 73
False alarm, avoiding 39
Fault displays 73
First-aid kit 23
Flashlight 102
Flat tire 117, 141
Flat Tire Monitor 86
Fog lamps 91
Folding rear backrest 106
Follow me home lamps 89
Front fog lamps 91
Front seat adjustment 44
Frost protection
radiator 128
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Everything from A to ZSliding/tilt sunroof 41
closing following an elec-
trical malfunction 43
convenience operation 31
remote control 32
Snow chains 121
Socket 104
Spare key 30
Spare tire 141
Speedometer 16
Sports seat 45
Standing lamps 90
Starting problems 60
Starting the engine 60
Steering wheel lock 60
Steering wheel with multi-
function buttons 22
Steering wheel, adjusting 51
Steptronic 64
Storage compartments 102
Storage, refer to the Caring
for your vehicle brochure
Stroke 152
Switching off the engine 62
Symbols 4
Synthetic oils 127
T
Tachometer 16, 71
Tail lamps
replacing bulb 139
Tank capacity 155Technical data 152
Technical modifications 5
Telephone hookup 104
Telephone, refer to the sep-
arate Owner's Manual
Temperature adjustment
94, 98
Temperature display
engine coolant 72
outside temperature 75
Temperature layering 95, 99
Thigh support area, adjust-
ing 45
Third brake lamp 140
Through-loading system 106
Tilt alarm sensor
switching off 39
Time 74
Tire damage 117
Tire inflation pressure
25, 117
Tire Pressure Monitor
(TPM) 85
Tire replacement 118
Tire tread 117
Tools 136
Torque 152
Towing eyelet 148
Towing the vehicle 148
TPM Tire Pressure
Monitor 85
Track 153Transmission 63
Transporting children
safely 55
Tread depth, tires 117
Tread wear indicator 117
Trigger alarm – Panic
mode 32
Trip odometer 71
Trunk 35
capacity 154
Trunk lid, see Luggage com-
partment lid 35
Turn signal indicator 21, 67
replacing bulb 138
Turning circle 153
U
Uniform Tire Quality
Grading 119
V
Vacuum cleaner, connect-
ing 104
Vehicle
break-in procedures 114
starting 62
switching off 62
Vehicle Memory 59
Vehicle storage, refer to the
Caring for your vehicle
brochure
Vehicle weight 154Ventilation 92, 96
draft-free 95, 99
Viscosity 127
Voice Control System, refer
to the separate Owner's
Manual
Voice recognition 22
W
Warning lamp "Please fasten
safety belts" 19
Warning lamps 18
Warning messages 73
Warranty and Service Guide
Booklet 130
Warranty, refer also to sepa-
rate booklet 6
Washer fluid
refilling 126, 155
Washer reservoir
filling 126, 155
Washer/wiper system 68
Water on roads
deep water 115
Wear indicator for tires 117
Weights 154
Wheel, changing 141
Wheelbase 153
Wheels and tires 120
Wheelslip control, see
DSC 80
Width 153

Everything from A to Z
163
Window condensation
removing 95, 98
Windows
convenience operation 31
defrosting 95, 98
power 40
remote control 32
Windshield washer reser-
voir, filling 126, 155
Windshield wiper blades
replacing 136
Windshield wipers 68
Winter tires 120
Work in the engine compart-
ment 122
X
Xenon lamps 137
OverviewControlsMaintenanceRepairsDataIndex

Refueling
To ensure that you always have conve-
nient access to all essential information
when you stop for fuel, we recommend
that you fill out the adjoining chart by
entering the data that apply to your
vehicle. Consult the index for individual
specifications.
FuelPlease enter your preferred fuel here.Engine oilThe oil volume between the two marks
on the dipstick corresponds to approx.
1.1 US quarts/1 liter.Tire inflation pressureDesignation
Quality
Summer tires Winter tires
Front Rear Front Rear
Up to 4 persons
5 persons or 4 plus luggage