S-Class (W220) 1999-2006: S 320 CDI, S 320, S430, S 500, S 600

S430 electrical issues

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Old Apr 5, 2021 | 12:32 PM
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Rodney J Fears's Avatar
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2004 s430 4matic
S430 electrical issues

I jumped off my s430 and changed the battery now my dashboard radio driver's side doors and hvac system aren't working the car starts and drives and the lights are on even though I have no control of them the sun roof works fine I visually check the fuses they are fine at a lost please help
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Old Apr 5, 2021 | 01:01 PM
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Mercedes
You probably damaged the electronics when you jumped it
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Old Apr 5, 2021 | 02:45 PM
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From: Ball Ground, GA (N of Atlanta)
2003 S500 2007 GL450
Did you check the large pre-fuses under the right front carpet? You need a heavy test light (such as one made from a headlamp bulb).
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Old Apr 5, 2021 | 03:57 PM
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2004 s430 4matic
Originally Posted by wallyp
Did you check the large pre-fuses under the right front carpet? You need a heavy test light (such as one made from a headlamp bulb).
I haven't but I will tonight I hope this works I love this car
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Old Apr 6, 2021 | 08:14 AM
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2004 s430 4matic
Originally Posted by wallyp
Did you check the large pre-fuses under the right front carpet? You need a heavy test light (such as one made from a headlamp bulb).
where can a get these pre-fuses some didn't light up
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Old Apr 6, 2021 | 09:07 AM
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From: Ball Ground, GA (N of Atlanta)
2003 S500 2007 GL450
Mercedes dealer ($$), or a good auto audio shop, or online.

Was there any trace of water or corrosion in the area?
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Old Apr 6, 2021 | 10:51 AM
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eBay or a junkyard car is easiest place to get them
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Old Apr 12, 2021 | 12:18 PM
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2004 s430 4matic
Originally Posted by wallyp
Mercedes dealer ($$), or a good auto audio shop, or online.

Was there any trace of water or corrosion in the area?
no not water or corrosion was present I keep it in the garage
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