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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
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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:

Combination switch
Exploded view Combination switch Combination switch harness connector Front NOTE: Shown with the steering wheel removed for clarity only. Removal and installation REMOVAL CAUTION: Before servicing, turn the ignition switch OFF, disconnect both battery terminals and wait at l ...

Diagnosis system (BCM)
Common item Common item : consult function (bcm - common item) Application item Consult performs the following functions via can communication with bcm. Direct diagnostic mode Description Ecu identification The bcm part number is displayed. Self Diagnostic Result ...

Brake precautions
Vacuum assisted brakes The brake booster aids braking by using engine vacuum. If the engine stops, you can stop the vehicle by depressing the brake pedal. However, greater foot pressure on the brake pedal will be required to stop the vehicle and stopping distance will be longer. Using the bra ...

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