A police officer on duty, or in an official vehicle has zero expectation of privacy aside from being on break (say to go to the bathroom). They are expected to

A police officer on duty, or in an official vehicle has zero expectation of privacy aside from being on break (say to go to the bathroom). They are expected to fill out a duty log as a part of their job which may be used in an evidentiary capacity, and any failure to ensure that an issued piece of equipment is not used in support of that is a dereliction of duty.