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Home >> Mazda >> 2013 >> 5 Grand Touring >> Repair and Diagnosis >> External Pages >> Different car >> Section 47 (Engine Controls - Self-Diagnostics) >> Diagnostic Tests >> DTC P0505, DTC P1504 Or DTC P1507 >> Detection Condition

Detection Condition

WARNING: This page is about a different car, the 2002 Mazda Tribute. However, it is still accessible from the selected car via links, so may be relevant.

DTC P0505 indicates desired RPM could not be reached or controlled during KOEO self-test.

DTC P1504 indicates an electrical load failure on IAC output circuit.

DTC P1507 indicates engine idle speed is less than desired RPM.