Nissan Versa (N17): Engine protection control at low engine oil pressure

Nissan Versa 2nd generation (N17) Service Manual / Engine / Engine control system (EC) / Engine protection control at low engine oil pressure

Engine protection control at low engine oil pressure : system diagram

Engine protection control at low engine oil pressure : system diagram

Engine protection control at low engine oil pressure : system description

INPUT/OUTPUT SIGNAL CHART

Sensor Input signal to ECM ECM function Actuator
Engine oil pressure sensor Engine pressure Engine protection control

- Oil pressure warning lamp signal

 Combination meter

- Oil pressure warning lamp
Crankshaft position sensor (POS) Engine speed

SYSTEM DESCRIPTION

  • The engine protection control at low engine oil pressure warns the driver of a decrease in engine oil pressure by the oil pressure warning lamp a before the engine becomes damaged.
  • When detecting a decrease in engine oil pressure at an engine speed less than 1,000 rpm, ECM transmits an oil pressure warning lamp signal to the combination meter. The combination meter turns ON the oil pressure warning lamp, according to the signal.
Decrease in engine oil pressure Engine speed Combination meter
Oil pressure warning lamp
Detection Less than 1,000 rpm ON*
1,000 rpm or more ON

Exhaust valve timing control

Exhaust valve timing control : system diagram Exhaust valve timing control : system description INPUT/OUTPUT SIGNAL CHART Sensor Input signal to ECM ECM function Actuator ...

Fuel filler cap warning system

FUEL FILLER CAP WARNING SYSTEM : System Diagram FUEL FILLER CAP WARNING SYSTEM : System Description INPUT/OUTPUT SIGNAL CHART Input Unit/Sensor Input signal to ECM ECM function ...

Other materials:

P0731 1GR Incorrect ratio
Description This malfunction is detected when the A/T does not shift into 1GR position as instructed by TCM. This is not only caused by electrical malfunction (circuits open or shorted) but by mechanical malfunction such as control valve sticking, improper solenoid valve operation, etc. DTC ...

Key interlock cable
Exploded View 1. CVT shift selector assembly 2. Key interlock cable A: Key cylinder B: Lock plate C: Clip Removal and Installation REMOVAL CAUTION: Always apply the parking brake before performing removal and installation. Move the shift selector to the "N" position. Remove the shi ...

Categories


© 2017-2025 Copyright www.niveguide.com
0.006