Causes and Fixes P2238 Code: O2 Sensor Positive Current Control Circuit Low Bank 1 Sensor 1
How to fix a P2238 Code: O2 Sensor Positive Current Control Circuit Low Bank 1 Sensor 1 A P2238 code is set when the computer (ECM/PCM) detects an issue with Bank-1 Sensor-1 oxygen sensor. Causes include a bad 02 sensor, wiring, and possible computer problem. Symptoms of a P2238 code include check engine light, reduced fuel efficiency, and poor engine performance. Possible Causes of a P2238 Code: Bad Oxygen Sensor Oxygen Sensor Wiring (Open Short) By using this information user assumes all risk of use.
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