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Home >> Pontiac >> 2002 >> Grand Prix SE, 3.1 J >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Self-Diagnostics - 3.1L Engine >> Diagnostic Tests >> DTC P0404: EGR System >> Conditions For Setting DTC

Conditions For Setting DTC

The difference between the EGR position sensor and the desired EGR position is more than 15 percent.
The condition is present for more than 20 seconds.

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