What Does Code p2154 Mean The group letter "C" in this code is used to distinguish what exact circuit the fault is referring to. To determine how this applies to your particular vehicle, you will need to refer to manufacturer specific technical information. Some examples of distinctions with injectors: Bank 1, 2, etc., paired injectors, individual injectors, etc. Code Set Parameters Voltage variations (caused by inadvertent resistance) that exceed 10-percent of the manufacturer’s referenced voltage will cause a code to be stored in the PCM and a malfunction indicator lamp to be illuminated. engine code p2154p2154 fixobd p2154dtc p2154obd code p2154obd2 p2154p2154 car codediagnostic code p2154car code p2154check engine code p2154fehlercode p2154p2154 fiatcodigo p2154codigo falla p2154p2154 kody błędówcodigo de falla p2154 Possible symptoms Engine may run rough Possible Causes Faulty Fuel Injector Group 'C' Fuel Injector Group 'C' harness is open or shorted Fuel Injector Group 'C' circuit poor electrical connection
