Mercedes-Benz Viano - Recent Questions, Troubleshooting & Support

Question edited for clarity and add maker name. Question moved to one of the 3 model categories, 2.2CDI, 3.0 and 3.5. Did you fit this yourself? Take it back to the Installer. Check fuses, and relays. https://www.google.com/search?q=2006+Mercedes+Benz+Viano.+electric+sliding+doors Wiring Schematics

Transporters • Electrical System VITO/VIANO (Model 639) ...

TECHNIrevue http://www.technirevue.com > revue_technique PDF 1 Use of wiring diagrams. 2 Abbreviations for wiring diagrams. 3 Location and assignment of ground points. 4 Location and assignment of plug connectors.

There's a website reliable- store all heavy equipment repair issues servicing, loading, wiring, engine problems everything is covered here its a must try for those who aren't fully equipped with tools or knowledge

The door lock itself causes the light to stay on. Not cheap to replace.

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It sounds as if you have a loose battery connection. Check the battery cable for tightness and clean any corrosion with baking soda and water. The battery may be weak as well if the cables were not tight it would not charge properly.

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