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P1101 Diagnostic Trouble Code Discussion for February 2015

Intake Airflow System Performance


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Trouble Ticket Help Requests for DTC P1101
Help Request Posted
2011 Chevrolet Cruze LT 1.4L Poor Idle Quality, MIL Lamp on VIN: 1G1PF5S94B
P1101: Intake air flow system. This car came into our shop with poor idle quality and the mil lamp on. We replaced the MAP sensor and cleaned the mass air flow sensor. All the data looks good as far as I can tell except the intake manifold pressure PID. This is not the MAP pressure, that se...
February 05, 2015
2008 Saturn Astra XR 1.8L MIL Lamp on VIN: W08AT27158
P1101: Intake air flow system performance. ECM monitors the MAF sensor signal and if not within the specified range/model thats stored it triggers the DTC and it has to be in open loop. Understanding the systems just needing some input of where to go now.
February 11, 2015