Input/Output Signal Chart
| Sensor/Unit | Input Signal to ECM | ECM function | Actuator | ||
|---|---|---|---|---|---|
| Crankshaft position sensor Camshaft position sensor |
Engine speed & Piston position | EVAP canister purge flow control | EVAP canister purge volume control solenoid valve | ||
| Mass air flow sensor | Amount of intake air | ||||
| Engine coolant temperature sensor | Engine coolant temperature | ||||
| Air fuel ratio (A/F) sensor 1 | Density of oxygen in exhaust gas (Mixture ratio feedback signal) | ||||
| Throttle position sensor | Throttle position | ||||
| 12V battery | Battery voltage | ||||
| Fuel tank temperature sensor | Fuel temperature in fuel tank | ||||
| EVAP control system pressure sensor | Pressure in purge line | ||||
| HPCM | Vehicle speed(1) Accelerator pedal position signal(1) |
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| Combination meter | Vehicle speed(1) | ||||
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