2007 Audi A3 Second generation Electrical System Specifications

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Condition Value
expand_moreAlternator charging current
expand_moreAll Audi gasoline straight-4 1.6 L BAG engines
BAG engine 90 A
BLF engine 110 A
BLP engine 110 A
All Audi gasoline straight-4 1.6 L BGU engines 90 A
All Audi diesel straight-4 1.9 L BKC engines 140 A
All Audi diesel straight-4 2.0 L BKD engines 140 A
All Audi diesel straight-4 1.9 L BLS engines 140 A
All Audi diesel straight-4 2.0 L BMM engines 140 A
All Audi diesel straight-4 2.0 L BMN engines 140 A
All Audi gasoline straight-4 1.6 L BSE engines 90 A
All Audi gasoline straight-4 1.6 L BSF engines 90 A
All Audi diesel straight-4 1.9 L BXE engines 140 A
expand_moreAll Audi gasoline straight-4 1.4 L CAXC engines
With automated shift gearbox 140 A
With manual transmission 110 A
All Audi diesel straight-4 2.0 L CBAB engines 140 A
All Audi diesel straight-4 2.0 L CBBB engines 140 A
All Audi diesel straight-4 2.0 L CFFB engines 140 A
All Audi diesel straight-4 2.0 L CFGB engines 140 A
All Audi diesel straight-4 2.0 L CLJA engines 140 A
All other modifications 110 A
expand_moreAlternator manufacturer
Variant 1 Bosch
Variant 2 Valeo
expand_moreBattery capacity
All Audi gasoline straight-4 2.0 L AXX engines 61 A⋅h
All Audi diesel straight-4 2.0 L AZV engines 72 A⋅h
expand_moreAll Audi gasoline straight-4 1.6 L BAG engines
BAG engine 60 A⋅h
BLF engine 44 A⋅h
BLP engine 44 A⋅h
All Audi gasoline straight-4 1.6 L BGU engines 44 A⋅h
All Audi diesel straight-4 1.9 L BKC engines 72 A⋅h
expand_moreAll Audi diesel straight-4 2.0 L BKD engines
BKD engine 61 A⋅h
CBAB engine 80 A⋅h
All Audi diesel straight-4 1.9 L BLS engines 72 A⋅h
All Audi diesel straight-4 2.0 L BMM engines 80 A⋅h
All Audi diesel straight-4 2.0 L BMN engines 80 A⋅h
All Audi gasoline straight-4 1.6 L BSE engines 44 A⋅h
All Audi gasoline straight-4 1.6 L BSF engines 44 A⋅h
All Audi gasoline straight-4 2.0 L BWA engines 61 A⋅h
All Audi diesel straight-4 1.9 L BXE engines 72 A⋅h
All Audi gasoline straight-4 2.0 L CAWB engines 61 A⋅h
All Audi gasoline straight-4 1.4 L CAXC engines 44 A⋅h
All Audi diesel straight-4 2.0 L CBAA engines 72 A⋅h
All Audi diesel straight-4 2.0 L CBBB engines 80 A⋅h
All Audi gasoline straight-4 2.0 L CCZA engines 61 A⋅h
All Audi diesel straight-4 2.0 L CFFA engines 72 A⋅h
All Audi diesel straight-4 2.0 L CFGB engines 80 A⋅h
All Audi gasoline straight-4 1.4 L CMSA engines 44 A⋅h
All other modifications 60 A⋅h
expand_moreBattery cold test current
All Audi gasoline straight-4 2.0 L AXX engines 330 A
to DIN standard
All Audi diesel straight-4 2.0 L AZV engines 380 A
expand_moreAll Audi gasoline straight-4 1.6 L BAG engines
BAG engine 280 A
BLF engine 220 A
BLP engine 220 A
All Audi gasoline straight-4 1.6 L BGU engines 220 A
to DIN standard
All Audi diesel straight-4 1.9 L BKC engines 380 A
to DIN standard
expand_moreAll Audi diesel straight-4 2.0 L BKD engines
BKD engine 330 A
to DIN standard
CBAB engine 380 A
to DIN standard
All Audi diesel straight-4 1.9 L BLS engines 380 A
to DIN standard
All Audi diesel straight-4 2.0 L BMM engines 380 A
All Audi diesel straight-4 2.0 L BMN engines 380 A
All Audi gasoline straight-4 1.6 L BSE engines 220 A
to DIN standard
All Audi gasoline straight-4 1.6 L BSF engines 220 A
to DIN standard
All Audi gasoline straight-4 2.0 L BWA engines 330 A
to DIN standard
All Audi diesel straight-4 1.9 L BXE engines 380 A
to DIN standard
All Audi gasoline straight-4 2.0 L CAWB engines 330 A
to DIN standard
All Audi gasoline straight-4 1.4 L CAXC engines 220 A
to DIN standard
All Audi diesel straight-4 2.0 L CBAA engines 380 A
All Audi diesel straight-4 2.0 L CBBB engines 380 A
All Audi gasoline straight-4 2.0 L CCZA engines 330 A
to DIN standard
All Audi diesel straight-4 2.0 L CFFA engines 380 A
All Audi diesel straight-4 2.0 L CFGB engines 380 A
All Audi gasoline straight-4 1.4 L CMSA engines 220 A
to DIN standard
All other modifications 280 A
to DIN standard
Battery voltage 12 V
expand_moreStarter manufacturer
expand_moreAll Audi gasoline straight-4 2.0 L AXW engines
Variant 1 Valeo
Variant 2 Bosch
expand_moreAll Audi diesel straight-4 2.0 L BMM engines
Variant 1 Bosch
Variant 2 Valeo
expand_moreAll Audi diesel straight-4 2.0 L BMN engines
Variant 1 Bosch
Variant 2 Valeo
All other modifications Bosch
expand_moreStarter power
All Audi gasoline straight-4 2.0 L AXW engines 1.48 hp
All Audi gasoline straight-4 2.0 L AXX engines 1.48 hp
expand_moreAll Audi gasoline straight-4 1.6 L BGU engines
With automatic gearbox 1.48 hp
With manual transmission 1.34 hp
All Audi gasoline straight-4 2.0 L BLR engines 1.48 hp
All Audi gasoline straight-4 2.0 L BLX engines 1.48 hp
All Audi gasoline straight-4 2.0 L BLY engines 1.48 hp
All Audi gasoline straight-4 2.0 L BMB engines 1.48 hp
All Audi gasoline straight-4 2.0 L BVY engines 1.48 hp
All Audi gasoline straight-4 2.0 L BVZ engines 1.48 hp
All Audi gasoline straight-4 2.0 L BWA engines 1.48 hp
All Audi gasoline straight-4 2.0 L CAWB engines 1.48 hp
All Audi gasoline straight-4 2.0 L CCZA engines 1.48 hp
All other modifications 2.68 hp

Specifications of electrical components installed in 2007 Audi A3.

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2007 Audi A3 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 Audi warranty policy for your region. In some regions DIY service may invalidate your warranty.

Table of Contents

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 Audi A3 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 2007 Audi A3 you're not only saving money, but also also improving your technical skills and learning something new.

Audi A3 Second generation model years

Units:
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