Your vehicle actually has two fuel pump relay's ! You can view fuse box diagram here http://www.bbbind.com/free_tsb.html Enter your vehicle info. year , make , model and engine size . Under system click on electrical distribution ,then under subsystem click on junction block . Then click on the search button , then the first blue link . Scroll down you'll see fuse box diagram . Do you know how to do electrical testing where the relay plug's into the junction box ? Check for B+ voltage , control from the PCM / ECM or ECU what ever Mitsubishi call's the engine computer . The computer will energize the fuel pump for two seconds to prime the fuel system , it won't turn it on again untill it see's a input from the crankshaft position sensor while cranking the engine. Videos on youtube testing fuel pump electrical circuit .
Mitsubishi Lancer Ralliart and Evolution Relay Replacement