Inputs to the Electronic Control Module(ECM)
| Inputs to the Electronic Control Module (ECM) | 
| Inputs to the Electronic Control Module (ECM) | 
| • | +30 Voltage
supply | |
| • | +15 Voltage supply | |
| • | Ground, reference ground | |
| • | Crankshaft position sensor | |
| • | Manifold absolute pressure sensor | |
| • | Intake air temperature sensor | |
| • | Engine coolant temperature sensor | |
| • | Throttle position sensor | |
| • | Oxygen sensor | |
| • | Ignition discharge module   | |
| • | Evaporative emission canister purge valve | |
| • | Brake light switch | |
| • | AC-ACC | |
| • | Cruise control | |
| • | Vehicle speed | |
| • | Diagnosis | |
| • | DRIVE position on cars with automatic transmission | |
| • | Torque reduction on cars with automatic transmission | |

 
     
		