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Home >> Mazda >> 2001 >> MPV ES >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0402: EGR Flow Too High >> Condition

DTC P0402: EGR Flow Too High: Condition

DTC is set when the difference in manifold pressure is too large between when EGR is open and closed. Possible causes are: