The oil pressure sending unit is located on the driver-side top rear of the engine under the cowling between the firewall and the intake. The sender is a small cylindrical sensor with a metal base ...

This episode covers routine service on the BMW E39 M5, including a full oil change and the replacement of the oil level ...

Proper oil pressure is vital in order for your vehicle to perform at its best, so if the pressure is low, here are five causes and fixes to try.