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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 38 (Engine Controls - Self-Diagnostics) >> Diagnostic Tests >> DTC P1144: Ho2S1 Rich Shift Monitoring - Bank 1 Or DTC P1164: Ho2S1 Rich Shift Monitoring - Bank 2 >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2002 Nissan Maxima and 2002 Infiniti I35. However, it is still accessible from the selected car via links, so may be relevant.

Malfunction is detected when the maximum and minimum voltage from the sensor are beyond the specified voltages. Possible causes are:

NOTE: Before proceeding, ensure ambient temperature is more than 14°F (-10°C) and battery voltage is more than 11 volts at idle.
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