src=”https://www.700r4transmissionhq.com/wp-content/uploads/2018/09/Ford-Taurus.png” alt=”P0138 Ford Taurus” width=”593″ height=”306″ class=”alignnone size-full wp-image-4324″/> Mustang P0138: Oxygen Sensor High Voltage (Bank 1 -Sensor 2)
P0138 is a common OBDII code that occurs in many vehicles, including thesrc=”https://www.700r4transmissionhq.com/wp-content/uploads/2018/09/Ford-Taurus.png” alt=”P0138 Ford Taurus” width=”593″ height=”306″ class=”alignnone size-full wp-image-4324″/> Mustang. The code is triggered when: The voltage at the sensor remains above threshold for 20 seconds or more Voltage to the sensor is to high (wiring problem, think short) Bad O2 sensor … Read more
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