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P0299 Diagnostic Trouble Code Discussion for May 2019

Turbocharger Engine Underboost

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Trouble Ticket Help Requests for DTC P0299
Help Request Posted
2010 Volkswagen GTI 2.0L MIL Lamp on VIN: WVWED7AJ6A
P0299: boost pressure not reached. ... leak and loss of power and mil on.I replaced the rear main seal and pcv assembly for oil leak. I cleared codes road tested and p0299 came back and I checked pressure with scan tool and it is off when your demanding power...
May 09, 2019
2014 Chevrolet Cruze LT 1.4L Hesitation, Low boost VIN: 1G1PC5SB7E
P0299: Engine Underboost. ... through gears 1-3 and hang in 4th gear up to about 4000 rpm and wouldn't shift until you let off accelerator. Noted a low power condition especially on hard acceleration. Initally suspected a transmission issue-replaced the transmission fluid as a ...
May 30, 2019