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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 112 (Engine Controls Self-Diagnostics - Pathfinder) >> Diagnostic Tests >> DTC P0134: Bank 1 Heated Oxygen Sensor 1 Circuit - No Activity Detected Or DTC P0154: Bank 2 Heated Oxygen Sensor 1 Circuit - No Activity Detected >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2003 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.

ECM illuminates MIL and sets DTC P0134 when voltage from Bank 1 HO2S 1 is constantly about .3 volt. ECM illuminates MIL and sets DTC P0154 when voltage from Bank 2 HO2S 1 is constantly about .3 volt. Possible causes are:

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