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Home >> Infiniti >> 2010 >> FX50 >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Control System (VK50VE) - DTC U0101, U0113, U1003, U1001, U1024 & P0011 Through P0159 >> DTC P0037, P0038, P0057, P0058: Ho2S2 Heater >> Description >> System Description

System Description

SENSOR DESCRIPTION REFERENCE TABLE

Sensor Input signal to ECM ECM function Actuator
Camshaft position sensor
Crankshaft position sensor		 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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