Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2010 Infiniti M35 BaseFACTORY OEM SERVICE PROCEDURE
Input/Output Signal Chart
INPUT/OUTPUT SIGNAL CHART
| Sensor | Input signal to ECM | ECM function | Actuator | ||||
|---|---|---|---|---|---|---|---|
| Crankshaft position sensor | Engine speed(1) & Piston position | EVAP canister purge flow control | EVAP canister purge volume control solenoid valve | ||||
| Camshaft position sensor | |||||||
| Mass air flow sensor | Amount of intake air | ||||||
| Engine coolant temperature sensor | Engine coolant temperature | ||||||
| Battery | Battery voltage(1) | ||||||
| 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(2) | ||||||
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Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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