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Why does e46 BMW power steering not work when cold?

Possible causes of power steering not working when cold in e46 BMW:

- Low Power Steering Fluid: Check the power steering fluid level and top it off if necessary.

- Faulty Power Steering Pump: If the power steering pump is faulty, it may not be able to generate sufficient pressure to assist in steering.

- Air in the Power Steering System: Air in the power steering system can cause the steering to become difficult or unresponsive when cold.

- Worn Steering Rack: A worn steering rack can cause the steering to become difficult or unresponsive when cold.

- Electrical Issues: Electrical issues can also affect the power steering system. Check for any loose or damaged wiring or fuses.