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Home >> Nissan-Datsun >> 2021 >> Versa S, Standard Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (1 Of 2) >> System Description >> Component Parts >> Engine Control System >> Heated Oxygen Sensor 2 Heater >> System Description
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System Description

Sensor

Input signal to ECM

ECM function

Actuator

Camshaft position sensor (PHASE)

Crankshaft position sensor (POS)

Engine speed

Heated oxygen sensor 2 heater control

Heated oxygen sensor 2 heater

Engine coolant temperature sensor

Engine coolant temperature

Mass air flow sensor

Amount of intake air

The ECM performs ON/OFF control of the heated oxygen sensor 2 heater corresponding to the engine speed, amount of intake air and engine coolant temperature.

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