This bulletin applies to 2016-2019 Toyota Tacoma vehicles not equipped with crawl control. The vehicle may exhibit a knocking noise from the vacuum pump with the engine idling.
This bulletin applies to 2016-2019 Toyota Tacoma vehicles not equipped with crawl control. The vehicle may exhibit a knocking noise from the vacuum pump with the engine idling.
If you confirm that the vacuum pump is knocking when the engine is idling, replace the vacuum pump assembly.
Information for Technical Service Bulletins comes from ProDemand, Mitchell 1's auto repair information software for domestic and import vehicles. Headquartered in San Diego, Mitchell 1 has provided quality repair information solutions to the automotive industry since 1918.
Mike Mavrigian has written thousands of automotive technical magazine articles involving a variety ofspecialties, from engine building to wheel alignment, and has authored more than a dozen books that crisscross the automotive spectrum. Mike operates Birchwood Automotive, an Ohio shop that builds custom engines and performs vintage vehicle restorations. The shop also features a professional photo studio to document projects and to create images for articles and books.
