hi,my car is nissan sentra b14 with GA-15DE engine.i wanna install the s-afc,but there is no wiring map for the car.where can i get the wiring map for the ecu and sensor number??i have ask the tan chong,but they said its business secret,cant give me.wtf!!!!!!and apexi till now havent reply me.so,any ine can help me?