in your garage to make future searches easy.

Condition Value
expand_moreAlternator charging current
expand_more730 Ld with diesel straight-6 3.0 L 228 HP engine (2005.7–2009.12)
Variant 2 170 A
Otherwise 150 A
expand_more730 d with diesel straight-6 3.0 L 208 HP engine (2002.10–2008.7)
Variant 2 170 A
Otherwise 150 A
expand_more730 i,Li with gasoline straight-6 3.0 L 228 HP engine (2003.3–2008.7)
Variant 2 150 A
Otherwise 140 A
expand_more735 i with gasoline V8 4.0 L 302 HP engine (2005.3–2009.12)
Variant 1 90150 A
Variant 2 100180 A
expand_more735 i,Li with gasoline V8 3.6 L 268 HP at 6200 RPM, 360 N⋅m at 3700 RPM engine (2001.11–2005.2)
Variant 1 90150 A
Variant 2 100180 A
745 i,Li with gasoline V8 4.4 L 329 HP engine (2001.11–2008.7) 100180 A
All other modifications 180 A
Alternator power 3.38 hp
Battery capacity 90 A⋅h
Battery voltage 12 V
Control unit voltage 13.516 V
expand_moreStarter power
730 i,Li with gasoline straight-6 3.0 L 228 HP engine (2003.3–2008.7) 1.88 hp
735 i with gasoline V8 4.0 L 302 HP engine (2005.3–2009.12) 2.41 hp
735 i,Li with gasoline V8 3.6 L 268 HP at 6200 RPM, 360 N⋅m at 3700 RPM engine (2001.11–2005.2) 2.41 hp
740 d with diesel V8 3.9 L 255 HP engine (2002.10–2005.2) 3.49 hp
expand_more745 i,Li with gasoline V8 4.4 L 329 HP engine (2001.11–2008.7)
Variant 1 2.15 hp
Variant 2 2.28 hp
Variant 3 2.41 hp
All other modifications 2.68 hp

Specifications of electrical components installed in 2005 BMW 7 Series.

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2005 BMW 7 Series 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.

Conquer your fears and never give up!

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 7 Series 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 2005 BMW 7 Series you're not only saving money, but also also improving your technical skills and learning something new.

2005 BMW 7 Series generations

In 2005 BMW offered 2 generations of the 7 Series. Electrical system specifications may vary in different generations. Be sure that you are looking at the rigt modification.

BMW 7 Series Fourth generation model years

Units:
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