Input/Output Signal Chart: Notes
WARNING: This page is about a different car, the 2011 Infiniti EX35. However, it is still accessible from the selected car via links, so may be relevant.
INPUT/OUTPUT SIGNAL REFERENCE
| Sensor |
Input signal to ECM |
ECM function |
Actuator |
| Crankshaft position sensor (POS) |
Engine speed & Piston position |
EVAP canister purge flow control |
EVAP canister purge volume control solenoid valve |
| Camshaft position sensor (PHASE) |
| Mass air flow sensor |
Amount of intake air |
| Engine coolant temperature sensor |
Engine coolant temperature |
| Battery |
Battery voltage |
| Throttle position sensor |
Throttle position |
| Accelerator pedal position sensor |
Accelerator pedal position |
| Air fuel ratio (A/F) sensor 1 |
Density of oxygen in exhaust gas (Mixture ratio feedback signal) |
| Fuel tank temperature sensor |
Fuel temperature in fuel tank |
| EVAP control system pressure sensor |
Pressure in purge line |
| Unified meter and A/C amp. |
Vehicle speed |