4g63 Engine Diagram. For australia the ej255 engine was introduced in the subaru sg forester xt in 2003 but subsequently offered. If you wire it wrong you will have problems like your fuel pump not turning on ecu not powering up properly etc.
4g63 dohc 466 engine general specifications 1 f f31 3 items type number of cylinders combustion chamber total displacementcm3 cu. Information on the mitsubishi 4g63 engine. Pdf documents can be read on mobile devices such as iphones android smartphones tablets and desktop and laptop computers that run windows software as well as the macos operating system.
According to the tightening sequence as shown below step 1 58 lbft 80 nm step 2 loosen bolts completely step 3 145 lbft 20 nm step 4 90 degrees step 5 90 degrees additionally.
Mitsubishi mmc 4g634g64 engine main bearing bolt torque. It is easier to buy a cold air intake system a 4 2 1 header and tune the ecu. Most importantly it shows the mpi relay which is the most challenging part to understand. Alot of times when the b belt breaks it gets sandwiched between the a belt and crank sprocket causing it to jump time.