expand_moreRear axle brake caliper mounting support
M12
81.13 lbf⋅ft81.13 lbf⋅ft110 N⋅m
Replace self-locking or microencapsulated screws.
Rear axle brake disc
11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m
Replace bolts.
Rear axle brake hose
29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Rear axle brake line
11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m
Rear axle wheel speed sensor
5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
expand_moreRear axle suspension
Rear axle shock absorber piston rod
19.91 lbf⋅ft19.91 lbf⋅ft27 N⋅m
Replace nuts.
expand_moreRear axle suspension strut
expand_moreOn chassis
M8
20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
Replace nuts.
expand_moreOn stub axle
M14
121.7 lbf⋅ft121.7 lbf⋅ft165 N⋅m
Replace screws.
expand_moreRear axle wheel suspension
expand_moreRear axle carrier
expand_moreOn chassis
M10 screws (class 10.9)
35.4 lbf⋅ft35.4 lbf⋅ft48 N⋅m
M14 × 1,5 screws
121.7 lbf⋅ft121.7 lbf⋅ft165 N⋅m
expand_moreRear axle drive shaft
expand_moreM10 silver screws with ribbing
Torx screws
59 lbf⋅ft59 lbf⋅ft80 N⋅m
Replace screws.
M27
221.27 lbf⋅ft221.27 lbf⋅ft300 N⋅m
Replace the nut and lightly oil the contact surfaces.
expand_moreSilver screws with ribbing M8 × 40
Torx screws
38.35 lbf⋅ft38.35 lbf⋅ft52 N⋅m
Replace screws.
expand_moreBlack screws with ribbing (M12 × 50, class 10.9)
Torx screws
99.57 lbf⋅ft99.57 lbf⋅ft135 N⋅m
Replace screws.
expand_moreRear axle stabilizer mounting
expand_moreAt the axle support
M8
20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
expand_moreRear axle stabilizer support at the axle control arm
M12
73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
expand_moreRear axle stabilizer support at the stabilizer
M10
47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
expand_moreTrack control arm lower
expand_moreAt the axle support
M12
73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Replace nuts.
M14
129.07 lbf⋅ft129.07 lbf⋅ft175 N⋅m
Replace nuts.
expand_moreOn stub axle
M12
73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
M16
177.01 lbf⋅ft177.01 lbf⋅ft240 N⋅m
Replace nuts.
expand_moreUpper front transverse control arm
expand_moreAt the axle support
M10
47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Replace nuts.
expand_moreOn stub axle
M10
47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Replace nuts.
M12
79.66 lbf⋅ft79.66 lbf⋅ft108 N⋅m
Replace nuts.
expand_moreUpper rear transverse control arm
expand_moreAt the axle support
M12
73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Replace nuts.
expand_moreOn stub axle
M14
121.7 lbf⋅ft121.7 lbf⋅ft165 N⋅m
Replace nuts.
expand_moreWheel hub wheel bearing
expand_moreAll other modifications
expand_moreWheel bearing unit (M10)
First stage
22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws.
Second stage
90°90°90°
expand_moreWheels and tires
expand_moreWheel attachment
M12
81.13–95.88 lbf⋅ft81.13–95.88 lbf⋅ft110–130 N⋅m
Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2003 BMW 5 Series Sedan user's manual. Keep in mind that all information here is provided “as is” without any warranty of any kind.
Before doing any DIY service please check your insurance policy and BMW warranty policy for your region. In some regions DIY service may invalidate your warranty.
DIY car service is not as difficult as it looks like and it might save you thousands of dollars per year. It might be even fun and a good thing to do with your kids on a weekend to teach them how basic machinery works. It's really hard to screw something up and damage your car permanently if you use right tools, follow BMW 5 Series Sedan service manual and use right parts and fluids in prescribed amounts. Even modern cars stuffed with electronics can be serviced in your garage or even in your driveway. Changing engine oil, brake fluid, ATF, replacing brake pads, and etc. It's all may be done by yourself in a mater of a couple of hours.
Doing basic service for your 2003 BMW 5 Series Sedan you're not only saving money, but also also improving your technical skills and learning something new.
2003 BMW 5 Series Sedan generations
In 2003 BMW offered 2 generations of the 5 Series Sedan. Rear suspension fastener tightening specifications may vary in different generations. Be sure that you are looking at the rigt modification.