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What is the meaning of OBD-II code P0157, and what are the possible causes and solutions for this code?
OBD-II code P0157 refers to a fault in the low voltage of the oxygen sensor circuit, specifically in the sensor located in Bank 2, Sensor 2. The possible causes of this code are: A failing oxygen sensor A damaged wiring in the oxygen sensor circuit A damaged engine management system A vacuum leak in the engine intake A damaged exhaust system A clogged catalytic converter To diagnose the issue, a mechanic may use an OBD-II scanner to retrieve the code and then perform a visual inspection of the oxygen sensor and related components. To fix the issue, the mechanic may replace the faulty component or repair any damaged wiring. If a vacuum leak or clogged catalytic converter is found, it will need to be repaired to resolve the issue.
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