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.
2002 Nissan-Datsun Sentra SE-R, AutomaticFACTORY OEM SERVICE PROCEDURE
Engine Control Component Parts/Control Systems Application
WARNING: This page is about a different car, the 2005 Nissan Frontier. However, it is still accessible from the selected car via links, so may be relevant.
ENGINE CONTROL COMPONENT PARTS REFERENCE CHART
| Item | DIAGNOSTIC TEST MODE | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| WORK SUPPORT | SELF-DIAGNOSTIC RESULTS | DATA MONITOR | DATA MONITOR (SPEC) | ACTIVE TEST | DTC & SRT CONFIRMATION | |||||||||
| DTC (1) | FREEZE FRAME DATA (2) | SRT STATUS | DTC WORK SUPPORT | |||||||||||
| ENGINE CONTROL COMPONENT PARTS | INPUT | Crankshaft position sensor (POS) | - | x | x | x | x | - | - | - | ||||
| Camshaft position sensor (PHASE) | - | x | x | x | x | - | - | - | ||||||
| Mass air flow sensor | - | x | - | x | x | - | - | - | ||||||
| Engine coolant temperature sensor | - | x | x | x | x | x | - | - | ||||||
| Air fuel ratio (A/F) sensor 1 | - | x | - | x | x | - | x | x | ||||||
| Heated oxygen sensor 2 | - | x | - | x | x | - | x | x | ||||||
| Wheel sensor | - | x | x | x | x | - | - | - | ||||||
| Accelerator pedal position sensor | - | x | - | x | x | - | - | - | ||||||
| Throttle position sensor | - | x | - | x | x | - | - | - | ||||||
| Fuel tank temperature sensor | - | x | - | x | x | x | - | - | ||||||
| EVAP control system pressure sensor | - | x | - | x | x | - | - | - | ||||||
| Intake air temperature sensor | - | x | x | x | x | - | - | - | ||||||
| Knock sensor | - | x | - | - | - | - | - | - | ||||||
| Refrigerant pressure sensor | - | - | - | x | x | - | - | - | ||||||
| Closed throttle position switch (accelerator pedal position sensor signal) | - | - | - | x | x | - | - | - | ||||||
| Air conditioner switch | - | - | - | x | x | - | - | - | ||||||
| Park/neutral position (PNP) switch | - | x | - | x | x | - | - | - | ||||||
| Stop lamp switch | - | x | - | x | x | - | - | - | ||||||
| Power steering pressure sensor | - | x | - | x | x | - | - | - | ||||||
| Battery voltage | - | - | - | x | x | - | - | - | ||||||
| Load signal | - | - | - | x | x | - | - | - | ||||||
| Fuel level sensor | - | x | - | x | x | - | - | - | ||||||
| Battery current sensor | - | x | - | x | x | - | - | - | ||||||
| ASCD steering switch | - | x | - | x | x | - | - | - | ||||||
| ASCD brake switch | - | x | - | x | x | - | - | - | ||||||
| Fuel injectors | - | - | - | x | x | x | - | - | ||||||
| Power transistor (Ignition timing) | - | - | - | x | x | x | - | - | ||||||
| Throttle control motor relay | - | x | - | x | x | - | - | - | ||||||
| Throttle control motor | - | x | - | - | - | - | - | - | ||||||
| EVAP canister purge volume control solenoid valve | - | x | - | x | x | x | - | x | ||||||
| Air conditioner relay | - | - | - | x | x | - | - | - | ||||||
| Fuel pump relay | x | - | - | x | x | x | - | - | ||||||
| Cooling fan relay | - | x | - | x | x | x | - | - | ||||||
| Air fuel ratio (A/F) sensor 1 heater | - | x | - | x | x | - | x | - | ||||||
| Heated oxygen sensor 2 heater | - | x | - | x | x | - | x | - | ||||||
| EVAP canister vent control valve | x | x | - | x | x | x | - | - | ||||||
| Intake valve timing control solenoid valve | - | x | - | x | x | x | - | - | ||||||
| VIAS control solenoid valve | - | x | - | x | x | x | - | - | ||||||
| Alternator | - | - | - | x | x | x | - | - | ||||||
| Calculated load value | - | - | x | x | x | - | - | - | ||||||
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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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