PCV Valve

PCV Valve -

All vehicles in requiring a smog check in Vista CA and Oceanside receive a visual inspection of the PCV valve/system.

The PCV valve is an inexpensive, and often overlooked maintenance item which can cause a smog check failure. The purpose of this valve is to control the flow of crankcase fumes and protect the engine from backfires. PCV valves must be kept clean and open in order to work properly. Failure to maintain can cause severe damage to the engine, blow out gaskets and seals, and cause oil leaks.

Top 3 Reasons Vehicles Fail Smog Check For PCV Valve

#1 - Cracked or collapsed PCV valve elbow (hose)

#2 - Cracked PCV valve grommet

#3 - Broken PCV Valve