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Home >> Chrysler >> 2011 >> 300 C, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 964 (6.4L - DTCS P0532 To P1573 - 2500 Hd & 3500 Hd) >> Diagnosis And Testing >> P1128-Closed Loop Fueling Not Achieved - Bank 1 Upstream >> When Monitored

When Monitored

WARNING: This page is about a different car, the 2015 RAM 3500 HD and 2015 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

Engine running in closed loop mode.