Nissan Sentra manuals

Nissan Sentra Service Manual: Engine protection control at low engine oil pressure

Nissan Sentra Service Manual / Engine / Engine control system / System / Engine protection control at low engine oil pressure

ENGINE PROTECTION CONTROL AT LOW ENGINE OIL PRESSURE : System Description

SYSTEM DIAGRAM

INPUT/OUTPUT SIGNAL CHART


INPUT/OUTPUT SIGNAL CHART

Sensor

Input signal to ECM

ECM function

Actuator

Engine oil pressure sensor Engine oil pressure Engine protection control
  • Oil pressure warning lamp signal
  • Fuel cut control
Combination meter
  • Oil pressure warning lamp
Crankshaft position sensor (POS) Engine speed
Engine oil temperature sensor Engine oil temperature

SYSTEM DESCRIPTION

*: When detecting a normal engine oil pressure, ECM turns OFF the oil


*: When detecting a normal engine oil pressure, ECM turns OFF the oil pressure warning lamp.

Intake manifold tuning system
INTAKE MANIFOLD TUNING SYSTEM : System Description SYSTEM DIAGRAM SYSTEM DESCRIPTION This system switches the length of intake air path according to the low-to-medium speed range or high spe ...

Fuel filler cap warning system
SYSTEM DIAGRAM SYSTEM DESCRIPTION The fuel filler cap warning system alerts the driver to the prevention of the fuel filler being left uncapped and malfunction occurrences after refueling, by ...

Other materials:

When traveling or registering your vehicle in another country
When planning to drive your NISSAN vehicle in another country, you should first find out if the fuel available is suitable for your vehicle’s engine. Using fuel with an octane rating that is too low may cause engine damage. All gasoline vehicles must be operated with unleaded gasoline. The ...

The low washer fluid warning lamp does not turn on or off
Description The low washer fluid warning lamp is still illuminated even after washer fluid is added. The low washer fluid warning lamp is not illuminated even though the washer tank is empty. Diagnosis procedure 1.Check washer fluid level switch signal circuit Check the washer fluid ...

Door parting seal
Exploded View Rear door panel Rear door parting seal Front door parting seal Front door panel Pawl Front Removal and Installation Release parting seal pawls, then remove parting seal. INSTALLATION Installation is in the reverse order of removal. ...

© 2014-2025 Copyright www.nisentra.com