Apply a small quantity of soap solution to the transition between the windscreen and scuttle panel trim and - starting at the edge of the windscreen - carefully lift the scuttle panel trim -1- vertically off the fastener at the windscreen -arrows-.
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Detach the scuttle panel trim -1-. To do so, carefully pull the scuttle panel trim off the fastener at the windscreen -arrows- → Rep. gr.50.
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Screw out the bolt -1- and unscrew the nuts -4, 5-.
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Detach the fresh air intake grille -3- with drip rail -2-.
Installing
Install in reverse order, paying attention to the following:
Water may flow into the fresh air intake duct if the plenum chamber cover -1- is damaged or not properly fitted. This may result in complaints about odours from the heater/air conditioner and/or moisture in the passenger compartment.