2016 VW Passat Idle Surged Intermittently: A Sticking VVT Adjuster Needed a Cold Recheck

Follow an intermittent VW Passat idle surge that had to return cold before a sticking VVT adjuster could be supported.

Follow an intermittent VW Passat idle surge that had to return cold before a sticking VVT adjuster could be supported.

See why a Dodge Ram P0456 survived a new cap and smoke test until the ESIM signal circuit was checked under the truck.