2014 Nissan-Datsun Versa Note S PlusFACTORY OEM SERVICE PROCEDURE

ENGINE CONTROL SYSTEM: System Description

ECM performs various controls such as fuel injection control and ignition timing control.

Function Reference
Multiport fuel injection system "MULTIPORT FUEL INJECTION SYSTEM: SYSTEM DESCRIPTION "
Electric ignition system "ELECTRIC IGNITION SYSTEM: SYSTEM DESCRIPTION "
Air conditioning cut control "AIR CONDITIONING CUT CONTROL: SYSTEM DESCRIPTION "
CAN communication "CAN COMMUNICATION: SYSTEM DESCRIPTION "
Cooling fan control "COOLING FAN CONTROL: SYSTEM DESCRIPTION "
Evaporative emission system "EVAPORATIVE EMISSION SYSTEM: SYSTEM DESCRIPTION "
Intake valve timing control "INTAKE VALVE TIMING CONTROL: SYSTEM DESCRIPTION "
Exhaust valve timing control "EXHAUST VALVE TIMING CONTROL: SYSTEM DESCRIPTION "
Engine protection control at low engine oil pressure "ENGINE PROTECTION CONTROL AT LOW ENGINE OIL PRESSURE: SYSTEM DESCRIPTION "
Fuel filler cap warning system EC-44, "FUEL FILLER CAP WARNING SYSTEM: System Description"
Automatic speed control device (ASCD) "AUTOMATIC SPEED CONTROL DEVICE (ASCD): SYSTEM DESCRIPTION "
Active grille shutter system "ACTIVE GRILLE SHUTTER SYSTEM: SYSTEM DESCRIPTION "
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.