Computers and Control Systems: Locations

Under Hood Component Locations:

1. Fuel pump relay
2. Engine Coolant Temperature Sensor (CTS)
3. Powertrain Control Module (PCM)
4. Mass Air Flow (MAF) sensor
5. Throttle Position Sensor (TPS)
6. Camshaft position sensor
7. PCM power relay
8. Idle Air Control (IAC) solenoid
9. Differential pressure feedback
10. EGR Vacuum Regulator (EVR) solenoid (not shown)
11. Intake Air Temperature (IAT) sensor
12. A/C pressure switch
13. Wide open throttle A/C shutoff relay
14. EGR valve
15. Octane adjust shorting bar
16. Fuel filter (high-pressure side)
17. Positive Crankcase Ventilation (PCV) valve (not shown)
18. Crankshaft Position (CKP)sensor (not shown, near crankshaft pulley)
19. Evaporative emission canister (not shown, right side of battery)
20. Heated oxygen sensors (not shown)
21. Transmission range (TR) sensor (AT/only) (not shown, on transmission)
22. Vehicle speed sensor (not shown)
23. Brake on/off (BOO) switch (not shown)
24. Power steering pressure switch
25. EVAP canister purge solenoid
26. Purge flow sensor (not shown)
27. Clutch Pedal Position (CPP) switch (MT/only) (not shown)