Computers and Control Systems: Locations

SFI System Components - With Advanced EVAP System





1. Engine control module (ECM)
2. Ignition coils
3. Fuel pressure regulator
4. Mass air flow (MAF) sensor
5. Relay module
- Main relay
- Fuel pump relay
6. Engine coolant temperature (ECT) sensor
7. Camshaft position (CMP) sensor
8. Throttle position (TP) sensor






1. EVAP canister purge valve
2. EVAP canister vent solenoid (ECVS)
3. Inertia fuel shut-off (IFS)
4. Engine fuel temperature (EFT) sensor
5. Crankshaft position (CKP) sensor
6. Heated oxygen (HO2) sensor (4 off)
7. Fuel injectors
8. Idle air control valve (IACV)
9. Knock sensors (2 off)
10. Intake air temperature (IAT) sensor