P0299 Diagnostic Trouble Code Discussion for June 2018
Turbocharger Engine Underboost
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| Help Request | Posted | |
| 2006 Audi A4 2.0L MIL Lamp on VIN: WAUDF78E96 P0299: boost pressure regulation control range not reached lower limit reached. Code p0299 returns after driving a short time. I already replaced the turbo re-circulation valve and the boost pressure sensor. The intake/boost system and hoses have no leaks. I checked exhaust back-pressure has about 6-7 psi under full load but turbo sti... |
June 21, 2018 |
