174n
Electrical system Drive belts Battery12V, 70 AhSpark plugsNGK BKR 6 EQUP
This spark ignition system meets all 
requirements of the Canadian Interfer-
ence-Causing Equipment Regulations 
(ICES-2).Generator Ð Water pump Ð 
Power steering
Drive belt 6 PK x 1538
A/C compressor
Drive belt 5 PK x 863You can obtain Original BMW 
parts and accessories, as well as 
professional advice from your BMW 
center.<  
         
        
        Everything from A to Z
183n
IndexDataTechnologyRepairsMaintenanceControlsOverview
Replacing fuses156t
Replacing windshield wiper 
blades136t
Reporting safety defects7
Reservoir, washer 
system122t
Roll-up cover93
Roof load capacity172
Roof-mounted luggage 
rack95
Rubber seals and 
components, winter105SSafety belt tensioner166
Safety belts52
Safety defects, reporting7
Seals and components, 
winter105
Seat adjustment49
Seat heating89
Securing cargo94
Selector lever, automatic 
transmission62
Service and Warranty 
Information Booklet 
(US models)129Service Interval 
Display69, 128
Set temperature82, 86
Shiftlock62
Side airbags54, 130
Side marker lamps, bulb 
replacement139t
Sitting correctly with 
airbags55
Skid control106
Slippery roads105
Snow chains105t
Socket92
electrical appliances92
flashlight92
vacuum cleaner92
Spare keys30
Spare tire147t
Spare wheel147t
Spark plugs174
Special features of winter 
tires115
Special oils124
Specifications, engine170
Speed, average72
Speed control67
Starting assistance158tStarting problems
59, 100, 158
Starting the engine59
Steel wheel116
Steering106
Steering wheel lock58
Steptronic62
Storage boxes90
Storage compartments90
Storage trays90
Storing the vehicle130
Summer tires114
Sunroof39
Switching off the engine60
Symbols4, 153
TTachometer68
Tail lamp assembly, bulb 
replacement139t
Tail lamps139, 140
bulb replace-
ment139t, 140t
Tank capacity173
Technical Data169
Technical 
modifications6, 132Telephone
refer to the separate 
Owner's Manual
Temperature display
engine coolant69
outside temperature71
Temperature 
layering82, 87
Third brake lamp141
Tire change, refer to wheel 
change146t
Tire condition110
Tire failure, Z3 roadster, 
Z3 coupe146
Tire inflation pressures110
checking26t
Tire Quality Grading112
Tire replacement111, 112
Tire rotation between front 
and rear113
Tire size116
Tire tread110
Tires, identification114
Tools136t
Torque170
Tow fittings159t
Towing the vehicle159t