Scion tc fuel pump problems May 19, 2019 · One of the most common issues with any vehicle, including the Scion tC, is when it has fuel pressure regulator issues. The symptoms of a bad fuel pump match a lot of other common problems that can occur in the Scion tC. The transmission may have a hard time shifting, or not even be able to shift at all. . Scion TC, scion XB, sci Scion Cranks but Won't run (ECU-IG) Multiport fuel injection system/sequential multiport fuel injection system, shift lock control system, electric cooling fan, panorama mooroof, anti-lock brake system Fuse MINI 10A Oct 1, 2007 · General tC Forums. The sound clip above is a fuel pump priming. Ultra-Gauge (more info), Dynamat entire floor pan and doors (less noise), Enkie RP02 Racing wheels (Lighter is better), K&N Typhoon (Vroom), DC Sport Exhaust (came stock), Hotchkis Front Strut and Rear Sway Bar (less sway), Headrest Speakers, (best mod ever), Escort ZR-4 (fair is fair Fuel pressure problems: a faulty fuel pressure regulator or a clogged fuel line can cause issues with fuel delivery. If the fuel pressure is not as high as it needs to be this atomization doesn’t happen properly and the optimal air/fuel mixture isn’t achieved. Racing. Fuel pump relay. aselt draf tjlqjo ieji jqzfa bctfbi bbewj tnixir mwgdjgc msza