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Home >> Mazda >> 2002 >> Tribute LX, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 59 (Engine Controls - Self-Diagnostics) >> Diagnostic Tests >> DTC P0505: Idle Air Control Valve Circuit - Malfunction >> Detection Condition

Detection Condition

WARNING: This page is about a different car, the 2003 Mazda MPV and 2002 Mazda MPV. However, it is still accessible from the selected car via links, so may be relevant.

PCM monitors Idle Air Control (IAC) valve circuit current while IAC duty is more than 18 percent. DTC is set, if PCM detects IAC valve circuit current is less than 100 mA or more than 4.5 A at 77°F (25°C) for one second. This is a continuous monitor. MIL is illuminated if PCM detects malfunction during first drive cycle.

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