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P0299 Diagnostic Trouble Code Discussion for February 2012

Turbocharger Engine Underboost


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Trouble Ticket Help Requests for DTC P0299
Help Request Posted
2006 Ford F-350 Super Duty XLT 6.0L Cuts out, Poor Fuel Economy, MIL Lamp on
P0299: Turbo/Supercharger Under-Boost. First off thank you for all that reply to this cause I'm almost out of hair to pull out. He is the story, this all started with a slight misfire under load that was worse cold than hot. I replaced the injector seals cause we found o-rings that were pitted on t...
February 11, 2012
2005 Jeep Liberty Sport 2.8L low power VIN: 1J4GL485X5
P0299: Turbocharger Underboost Condition. ... filter tight retested. Now codes p0401 p0299 return It seems to have a little more power but is still sluggish. I didn't see any loose intake hoses or anything obvious. I performed a drb compression test which looks ok I think within 5+or-. Should I persue...
February 20, 2012
2006 Ford F-350 Super Duty XLT 6.0L Surge, Cuts out VIN: 1FTWW31P56
P0299: Turbo/Supercharger Under-Boost. Hello all, this is my personal vehicle. Over the last 2 weeks this truck started surging and sharp misfiring at cruise speeds ABOVE 55 mph. Around town and from a start it is fine, accelerating normally. I have scanned it and ICP is normal when it acts up. No ...
February 28, 2012
2006 Ford F-350 Super Duty XLT 6.0L Cuts out, Poor Fuel Economy, MIL Lamp on
P0299: Turbo/Supercharger Under-Boost. First off thank you for all that reply to this cause I'm almost out of hair to pull out. He is the story, this all started with a slight misfire under load that was worse cold than hot. I replaced the injector seals cause we found o-rings that were pitted on t...
February 11, 2012
2005 Jeep Liberty Sport 2.8L low power VIN: 1J4GL485X5
P0299: Turbocharger Underboost Condition. ... filter tight retested. Now codes p0401 p0299 return It seems to have a little more power but is still sluggish. I didn't see any loose intake hoses or anything obvious. I performed a drb compression test which looks ok I think within 5+or-. Should I persue...
February 20, 2012
2006 Ford F-350 Super Duty XLT 6.0L Surge, Cuts out VIN: 1FTWW31P56
P0299: Turbo/Supercharger Under-Boost. Hello all, this is my personal vehicle. Over the last 2 weeks this truck started surging and sharp misfiring at cruise speeds ABOVE 55 mph. Around town and from a start it is fine, accelerating normally. I have scanned it and ICP is normal when it acts up. No ...
February 28, 2012