DTC P0040: Oxygen Sensor Signals Swapped Bank 1 Sensor 1/Bank 2 Sensor 1
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DTC P0040: OXYGEN SENSOR SIGNALS SWAPPED BANK 1 SENSOR 1/BANK 2 SENSOR 1
| Description: | The heated oxygen sensor (HO2S) monitor determines if the HO2S signal response for a fuel shift corresponds to the correct engine bank. This DTC sets when there is no response from the HO2S being tested. | ||
| Possible Causes: |
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| Diagnostic Aids: | Connect the HO2S connector to the correct bank. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST DZ . | ||