1.8 16V with gasoline straight-4 1.8 L 121 HP at 6000 RPM, 165 N⋅m at 4600 RPM engine (2002.4–)
55 A⋅h55 A⋅h55 A⋅h
1.8 with gasoline straight-4 1.8 L 109 HP engine (2002.4–)
55 A⋅h55 A⋅h55 A⋅h
2.0 16V Turbo with gasoline straight-4 2.0 L 173 HP at 5500 RPM, 265 N⋅m at 2500 RPM engine (2003.3–)
66 A⋅h66 A⋅h66 A⋅h
2.2 16V with gasoline straight-4 2.2 L 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM engine (2002.4–)
66 A⋅h66 A⋅h66 A⋅h
2.2 direct with gasoline straight-4 2.2 L 153 HP engine (2003.10–)
66 A⋅h66 A⋅h66 A⋅h
3.0 CDTI with diesel V6 3.0 L 174 HP at 4000 RPM, 350 N⋅m at 1800 RPM engine (2003.6–)
85 A⋅h85 A⋅h85 A⋅h
3.2 V6 with gasoline V6 3.2 L 208 HP engine (2002.8–)
66 A⋅h66 A⋅h66 A⋅h
All other modifications
70 A⋅h70 A⋅h70 A⋅h
expand_moreBattery cold test current
1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2004.4–)
280 A280 A280 A
1.9 CDTI with diesel straight-4 1.9 L 148 HP engine (2004.4–)
280 A280 A280 A
2.0 16V Turbo with gasoline straight-4 2.0 L 173 HP at 5500 RPM, 265 N⋅m at 2500 RPM engine (2003.3–)
220 A220 A220 A
2.2 16V with gasoline straight-4 2.2 L 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM engine (2002.4–)
220 A220 A220 A
Battery voltage
12 V12 V12 V
Control unit voltage
13.7–14.8 V13.7–14.8 V13.7–14.8 V
Specifications of electrical components installed in 2004 Opel Vectra Sedan.
Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2004 Opel Vectra 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 Opel 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 Opel Vectra 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 2004 Opel Vectra Sedan you're not only saving money, but also also improving your technical skills and learning something new.
2004 Opel Vectra Sedan generations
In 2004 Opel offered 2 generations of the Vectra Sedan. Electrical system specifications may vary in different generations. Be sure that you are looking at the rigt modification.