park or neutral does not matter. what matters is temperature. To get it upto temperature you may need to drive it for about 20 minutes. The cold reading on the stick is useless. In your car the dead cold reading is actually where the dipstick pointer curves upwards again.

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2012 BMW X5 (Beef + Granite suspension model)

1995 E300D - The original humming machine (consumed by Flood 2017)
2000 E320 - The evolution (consumed by flood 2017)