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Home >> Infiniti >> 2022 >> QX80 Premium Select, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (Diagnostics) (1 Of 2) >> Description >> Component Location >> Exhaust Gas Temperature Sensor >> Component Description
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Component Description

Exhaust gas temperature sensor (EGT sensor) is installed exhaust manifold. Exhaust gas temperature sensor uses a thermistor which is sensitive to the change in temperature. Electrical resistance of the thermistor decreases in response to the temperature rises.

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Exhaust gas temperature

Voltage

Resistance

100 Deg. C (212 Deg. F)

4.74 V

18.25 kOhm

200 Deg. C (392 Deg. F)

4.00 V

4.00 kOhm

400 Deg. C (752 Deg. F)

1.96 V

0.64 kOhm

600 Deg. C (1112 Deg. F)

0.85 V

0.20 kOhm