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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 502 (2.4L - DTCS P2123 To U1418) >> Diagnosis And Testing >> P2440-Air Pump Switch Valve Stuck Open >> When Monitored

When Monitored

WARNING: This page is about a different car, the 2013 Dodge Avenger and 2013 Chrysler 200. However, it is still accessible from the selected car via links, so may be relevant.

Engine Coolant Temperature (ECT) above 0°C (32°F), intake temperature (IAT) within approximately 2 degrees of ECT. Measured airflow during pump actuation greater than a calibrated value (approximately 45 kg/h). Monitoring begins six seconds after the air injection pump turns off.

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