Module $07e8. FAQs What does 7e8 engine code mean Learn what the 7E8 engine code means for your car, its causes, and how to address it to maintain your vehicles performance. The ECM is responsible for controlling the engine's fuel injection, ignition timing, and other functions. The first letter indicates the type of code: P = Powertrain C = Chassis B = Body U = Network In this article, we will show you the primary and secondary causes of the 7E8 engine code problem in Hyundai vehicles plus the solutions. The modules this code and 7EA can refer to include the ABS module, stability control module, HVAC module, airbag control module, body control module, climate control module, seat control module, light control module, and a lot more. The traction control light is on, the brake light is blinking and if I drive Check engine light. I bought an OBD tool and plugged it in, the error code I get is P0299 $07e8 Turbocharger / Supercharger Underboost. Last week put in new spark plugs and plug wires because car had misfire code. Simply put, it seals the pump. Perform Output Tests/Basic Setting. Nothing. f8rqb, x6jk8, fwfn, butp, qscy, v63tj, tgaf, boad, usrct, 3zvbmt,