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P0299 Diagnostic Trouble Code Discussion for August 2019

Turbocharger Engine Underboost

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Trouble Ticket Help Requests for DTC P0299
Help Request Posted
2009 GMC Sierra 3500 HD SLT 6.6L lack of power VIN: 1GTJK93699
P0299: Turbo under boost. ... came back 1,00 or so miles later w/ p0101, p0299, p244b, p2463. Tested MAF-passed. DPF soot mass 90 grams.Performed manual regen, soot mass at 1.0 gram. Released to customer. Came back ano...
August 06, 2019
2015 Mercedes-Benz Sprinter 2500 2.1L MIL Lamp on VIN: WDZPE7DC9F
P0299: boost pressure of turbocharger 1 is too low. ... the water pump (leaking externally with no other fault codes or symptoms) customer called and stated that engine would not rev and no pedal response. We assumed that it was in limp mode. they brought the vehicle back, tech road tested but could not co...
August 09, 2019
2006 Jeep Liberty Sport 2.8L MIL Lamp on VIN: 1J4GL48566
P0299: Turbocharger Underboost Condition. ... P1186 and P0299 codes stored. P1186 returns immediately after deleting. It runs fine but haven't driven it much yet. Seems a bit slow and assume the turbo underboost code might be related. I have a copy of the factor...
August 14, 2019