What's the vw fault code p164d?

The VW fault code P164D is telling You that Your vehicle's oil pressure is low and there is an oil switch malfunction. The likely cause for this error code will be due to a faulty oil pressure switch that will need to be replaced. Some of the symptoms that can be attributed to this problem are a ticking sound coming from the engine and the low pressure error code. Another cause can be the oil pressure control solenoid or a damaged rod in the oil filter housing that is giving off this code. The cost for diagnosis and replacement will range from $150 - $300 depending on the parts and how much labor is required for the repair.