Blog

AFM testing with video

This 2nd time around is a good one. I know this one has helped loads of people definitively diagnose the problem with their Bosch Airflow meter (AFM) , and many of them have been able to repair theirs instead of shelling out a few Benjys for a reconditioned one. Like...

Bad coolant pressure cap, or bad head gasket?

A driver of a waterboxer Vanagon had this complaint: . Driving along coolant light on dash starts flashing, pull over and check the pressure tank in the engine bay. It is visibly down by a lot, and the reserve tank behind the license plate door is overfull. Left it...

Why good electrical grounding matters.

This 2nd Time Around is a recent one, that involved cross-referencing two concurrent threads. Since as a general matter good grounding has great importance to keeping any electronically-controlled car running right, I thought it worth putting here:   A forum poster...

EEC (aka “the charcoal canister”)

The Evaporative Emissions Control system (EEC), what most folks call "the charcoal canister" is one of the simplest and nearly-universal emissions control systems, that is there for several clear-cut purposes. This system has been mandated on every US market gasoline...

Thoughts on Vanagon WBX Water Jacket Seal

A well-meaning fellow on a VW forum asserted: "The initial problems with the wasserboxer cooling system weren't because people didn't change the coolant and it wasn't due to corrosion of aluminum. It was because the coolant contained phosphate which caused the steel...

2nd time around

2nd time around: I used to spend a fair amount of time on several automotive forums where the subjects were Vanagons and engines, helping troubleshoot problems and just enjoying the vibe of chatting with like-minded folks. Over the years I've written quite a few posts...