E-Class (W211) 2003-2009

2003 E320 Dash " BRAKE " Warning!!

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Old Jan 14, 2019 | 02:26 AM
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Benz Man67's Avatar
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2006 CLK500
2003 E320 Dash " BRAKE " Warning!!

I Hope someone can Help me ,My 2003 E320 Just Gave me This Dash Brake Warning ,Picture # 1 ,when I hooked up The Scanner This is what Came up ,Picture # 2 ,I checked everything ,Brakes work Fine ,all The Wheel Brake Sensors are working fine ,and all Fuses are working Fine Except The Big Orange 40 amp in ,Picture # 3 (Red Arrow) ,There is No Power running Through with The Car on or Off can someone Help ,Tell me what I need to Fix to get rid of The Dash " BRAKE " Warning ?


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Old Jan 14, 2019 | 09:30 AM
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Maroc_Specops's Avatar
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W211 E320 CDI Sportpackage With Carlsson CD32 Chip 2004
I woud definitley replace the 40 a Orange with a working one. Maybe the breakpedal switch underneath the brake. 6 euro pièce.
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Old Jan 14, 2019 | 11:31 AM
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'71 Pinto


Hydaulic unit check f72 & 73 @ front prefuse box shown above. FYI 40A fuse is for secondary air pump (M33).
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Remove, install air pump.pdf (34.6 KB, 186 views)

Last edited by konigstiger; Jan 15, 2019 at 09:19 AM.
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Old Jan 14, 2019 | 10:04 PM
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2006 CLK500
Forgot to Mention The Orange 40 amp Fuse is intact and complete not broken,but has no Power going through either end
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Old Jan 14, 2019 | 10:08 PM
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2006 CLK500
Also with The Car Running I tested the Brake pedal with the Scanner and it showed the pedal switch working Fine
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Old Jan 22, 2019 | 05:49 AM
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Konigstiger I Checked F72 And F73 The Fuses were good but I did unplug the wires going to them and plugged them back ,And The " Brake Warning " Went Away for a Couple of Hours Then Came Back ,But The Fuses are Good any Other Suggestions thanx
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Old Jan 22, 2019 | 12:36 PM
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'71 Pinto
C23CD unit A7/3 (hydraulic traction unit) internal error. Have dealer check unit under extended warranty.
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