Fault Codes/Power Solutions International, Inc./DTC 111Power Solutions International, Inc.DTC 111UnclassifiedCoolingWhat This Code MeansMIL ON; Adaptive disabled; Intake Air Temperature greater than 140 degrees FPossible Causes•Air inlet system obstructed, modified, or damaged•Engine heat recirculating into the intake•Cracks or breaks in the air inlet system•Improper valve lash•Burn back•BackfireSuggested Actions1Ensure that the air inlet is not obstructed, modified, or damaged2Ensure the intake air is being sourced from a cool location3Inspect the air inlet system for cracks or breaks that may allow unwanted hot air into the air inlet system4Adjust the valve lash accordingly5Follow the diagnostic steps for DTC 112Related Power Solutions International, Inc. Fault CodesDTC 116DTC 217DTC 18 71439217116DTC 112DTC 108DTC 121DTC 107DTC 123Browse all Power Solutions International, Inc. fault codes→ASK RUDY ABOUT THIS FAULTGet a diagnosis walkthrough for DTC 111 on your specific Power Solutions International, Inc. unit — cited to the OEM manual, not a forum guess.TRY IT FREE