P0153

2017-10-10

Description:

  • The fault code P0153 indicates that there is a problem with the oxygen sensor circuit for bank 2 sensor 1. This can cause the engine to run poorly and may result in a reduction in fuel efficiency.

Possible Symptoms:

  • Illuminated check engine light

  • Reduction in fuel efficiency

  • Rough idle or stalling

  • Poor engine performance

Possible Causes:

  • Failed oxygen sensor

  • Faulty wiring or connections in the circuit

  • Loose or corroded electrical connections

  • Exhaust leaks before the sensor

  • Failed engine control module (ECM)

Related Parts:

  • Oxygen Sensor: This is one of the parts that fails very commonly. It measures the amount of oxygen to ensure proper combustion. Problems in the Oxygen Sensor lead to poor fuel economy

Possible Solutions:

  • Replace the oxygen sensor

  • Check and repair any damaged wiring or connections

  • Tighten or clean any loose or corroded electrical connections

  • Repair any exhaust leaks located before the oxygen sensor

  • Replace the engine control module (ECM) if necessary

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