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P0299 Diagnostic Trouble Code Discussion for July 2009

Turbocharger Engine Underboost

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Trouble Ticket Help Requests for DTC P0299
Help Request Posted
2006 Volkswagen Jetta 2.0T 2.0L MIL Lamp on VIN: 3VWAJ81K76
P0299: Turbo underboost. ... code p0299 turbo underboost 2 weeks ago and retured today with same code P0299 and also have this time code P2293 Fuel pressure regulator, engine running and operating normal, customer stated that last 2 weeks before ruturning and happen on freeway speed, ...
July 23, 2009
2004 Volkswagen Passat GLS 1.8L MIL Lamp on VIN: WVWPD63B44
P0299: turbo under boost. ... one. Code p0299 keeps returning. WE found oil in air intake which is probably faulty turbo. We cleaned the boost sensor? I think its called (like a MAF). Wiped up as much oil as possible. Drives fine, feels like good boost. Found 3 Lbs with vacuum guage wh...
July 31, 2009