Brake BMW X5 2001 E53 Workshop Manual

TABLE OF CONTENTS
Subject Page
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Body . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Hood/Front Grille . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Doors/Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Interior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
Climate Control Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
Cargo Area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
Tailgate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
Drivetrain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28
Front Suspension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31
Rear Suspension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33
EHC Control System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
Steering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .46
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47
Wheels & Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .48
Fuel Supply System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .49
Exhaust System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50
Power Distribution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51
Component Locations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52
STO36 X5

5
Specifications
X5 3.0iX5 4.4i
Doors 5 5
Length 4666 mm 4666 mm
Width 1872 mm 1872 mm
Height 1717 mm 1717 mm
DImensions:
Vechicle Weigth withTransmission:
Automatic 2015 Kg 2085 Kg
Manual 1990 Kg Not Available
General
Fuel 92l 92l
Drag Coefficient 0.35 0.36
Payload 610 kg 555 kg
Roof Load 150 kg 150 kg
Gross Weight 2600 kg Not Available
Manual Trans.
Gross Weight 2625kg 2650kg
Auto Trans.
Cargo Volume 16.1/54.4 cu ft. 16.1/54,4 cu ft.
Towed Weight Braked 1600 kg Not Available
Manual
Towed Weight Braked 1700 kg 750 kg
Automatic
Turning Circle 39.7 ft. 39.7 ft.
X5 3.0iX5 4.4i
X5 3.0iX5 4.4i
Designation M54B30 M62 TU B44
Engine Management Syst. MS 43 ME 7.2
Horsepower (HP) 225@5900RPM 282@5400RPM
Torque 293@3500RPM 440@3600RPM
Bore 84mm 92mm
Stroke 89.6mm 82.7mm
Compression 10.2:1 10.0:1
X5 3.0iX5 4.4i
Engine:

47
Brakes
The X5 brake system is the dual circuit (black/white) division with Electronic Brake Force
distribution (EBV) through DSC control. The system is similar to the E38 with:
• Vacuum booster with tube jet amplifier
• Tandem master cylinder with two central valves for DSC operation
• Brake fluid reservoir with reed contact
• Vented front rotors/Solid rear
• Single piston calipers
• DSC hydraulic unit with integrated control
module
• Pre-load pump for DSC operation
Front Brakes
Brake Rotor - 332mm diameter - 30 mm thick
Caliper - single piston 60mm diameter
Pads - asbestos free
Rear Brakes
Brake Rotor - 324mm diameter - 12mm thick
Caliper - single piston 42mm diameter
34530000
34530001