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Home >> Chrysler >> 2011 >> 300 Base, Gas >> Repair and Diagnosis >> External Pages >> Different car >> Section 86 (5.7L - DTCS P2128 To U1418 - NGC - 3500 Cab & Chassis) >> Diagnosis and Testing >> P2172-High Airflow/Vacuum Leak Detected (Instantaneous Accumulation) >> Set Condition:

Set Condition:

WARNING: This page is about a different car, the 2011 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

A large vacuum leak has been detected or both of the TP Sensors have failed based on their position being 2.5 volts and the calculated MAP value is less than the actual MAP minus an Offset value. One trip fault and the code will set within 5 seconds. ETC light will flash.