The 2007-2012 Acura RDX engine oil pressure sensor is known to leak engine oil from normal operation.
More information about the oil pressure sensor here .
To correct the leak, the sensor must be inspected, properly sealed and installed, or replaced with new.
Acura has issued a recall on a small number of these vehicles because the tow hitch was not welded properly and could break off. (Campaign Number: 06E096000)
related to body, tailgate, switch, replace-remove
related to warning-lights, check-engine-light