Topping Up/Extracting Fluid

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Observe brief instruction Topping up/extracting fluid, checking fluid level . Refer to 54 34... Topping Up/Extracting Fluid, Checking Fluid Level .
Remove hydraulic unit without detaching lines.
Fluid (Aral Vitamol ZH-M) is available separately (refer to BMW Parts Service).
Pour in fluid with bottle through filling orifice.
In the event of overfilling, allow the fluid to escape through the filling orifice and catch the fluid in a suitable container.
Do not allow fluid to flow into/over electrical components.