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Home › Oldsmobile › 2003 › Aurora › Repair and Diagnosis › Engine Performance › System › Engine Controls - Self-Diagnostics › Diagnostic Tests › DTC P0404: EGR Open Position Performance › Conditions For Setting DTC

Conditions For Setting DTC

The difference between the EGR position sensor and desired EGR position is more than 8 percent.
The condition is present for more than 10 seconds.