Shim the 7M Oil pump
How to shim your 7M-G(T)E oil pump In stock form, the 7M oil pump isn't known for putting out high volumes of oil pressure. a lot of people increase the base pressure for peace ofContinue reading
The Vf signal is one of the more important ECU output signals, as it essentially reports on how well the ECU is adjusting the fuel trim to meet engine load levels.