1.1 a. The location of the units of the exhaust gas toxicity reduction system on the 7.4 liter V8 engine.
1. Manifold absolute pressure sensor (MAP sensor)
2. Oxygen sensor
3. Throttle angle sensor (TPS sensor)
4. Coolant temperature sensor (1987— 1992), or engine coolant temperature sensor (ECT sensor) (since 1993)
5. Electronic knock sensor ignition control (ESC sensor) (except KS sensor) (on 1993 models with automatic transmission)
6. Knock sensor (KS sensor)
7. Crankcase ventilation sensor (DCS sensor)
8. Air pump (1987—1993)
9. Tank with gasoline vapor absorber
10. Fuel injectors
11. Idle air valve (1AC valve)
12. Fuel pump relay
13. Exhaust gas recirculation valve (since 1993)
14. Transmission converter control connector (1987—1992). Transmission wiring connector (since 1993)
15. Ignition distributor with electronic spark control (EST module) (1987— 1992). Ignition distributor with ignition timing control unit (1C-module) (since 1993)
16. Ignition coil
17. Emergency oil pressure sensor
18. Electro-pneumatic distributor (EAC) (1987—1992), bypass air valve (since 1993)
19. Electropneumatic valve solenoid for exhaust gas recirculation system
20. A/C low pressure sensor/switch
21. Fuel pump fuse
1.1 b. The location of the units of the exhaust gas toxicity reduction system on 5.0 / 5.7 liter V8 engines.
1. Fuel injectors (see arrows)
2. Bypass hose
3. oxygen sensor
4. Coolant temperature switch/sensor
5. Connection to the ground of the processor unit wires (ECM/PCM)
6. CPU coolant temperature sensors (ECM/PCM)
7. Crankcase ventilation spool (PCV)
8. Throttle angle sensor (TPS)
9. Idle air valve (IAC valve)
10. Exhaust gas recirculation valve (see arrow)
11. Manifold absolute pressure sensor (MAP sensor)
12. Control diagnostic lamp SERVICE ENGINE SOON
13. VECI information plate
14. Tank with gasoline vapor absorber