P0406 - EGR Sensor A Circuit High
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DTC DESCRIPTION P0406 - EGR SENSOR A CIRCUIT HIGH
| Description: | The exhaust gas recirculation (EGR) monitor checks the EGR valve position sensor signal to the PCM for high voltage. This DTC sets when the average voltage to the PCM exceeds the maximum calibrated value. | ||
| Possible Causes: |
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| Diagnostic Aids: | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to Pinpoint Test KD. | ||