Operation CHARM: Car repair manuals for everyone.

Powertrain Management: Locations

SFI System Component Location





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





1. EVAP purge valve
2. Inertia switch
3. Engine fuel temperature sensor
4. Crankshaft position sensor
5. Oxygen sensor (4 off)
6. Injectors
7. Idle air control
8. Knock sensors (2 off)
9. Intake air temperature sensor