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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 204 (Engine Controls - Self-Diagnostics - 1.8L - Ca) >> Diagnostic Tests >> DTC P1031 Or DTC P1032: Air Fuel Ratio (A/F) Sensor (Sensor 1) Heater >> Component Description

Component Description

WARNING: This page is about a different car, the 2002 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.

The ECM performs ON/OFF duty control of the Air/Fuel ratio (A/F) sensor (sensor 1) heater corresponding to the engine operating condition to keep the temperature of Air/Fuel ratio (A/F) sensor (sensor 1) element at the specified range.

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