Hyundai Tucson U0100:  Lost Communication with ECM/PCM “A”

U0100 is a generic diagnostic trouble code, meaning it has the same definition for any vehicle made in the 1996 model year or newer (including the Hyundai Tucson).  This code tells you that communication has been lost between the ECM/PCM (main computer) and a particular control module has been completely lost. When a vehicle has … Read more

Hyundai Sonata U0100:  Lost Communication with ECM/PCM “A”

U0100 is a generic diagnostic trouble code, meaning it has the same definition for any vehicle made in the 1996 model year or newer (including the Hyundai Sonata).  This code tells you that communication has been lost between the ECM/PCM (main computer) and a particular control module has been completely lost. When a vehicle has … Read more

Hyundai i40 U0100:  Lost Communication with ECM/PCM “A”

U0100 is a generic diagnostic trouble code, meaning it has the same definition for any vehicle made in the 1996 model year or newer (including the Hyundai i40).  This code tells you that communication has been lost between the ECM/PCM (main computer) and a particular control module has been completely lost. When a vehicle has … Read more

Hyundai i30 U0100:  Lost Communication with ECM/PCM “A”

U0100 is a generic diagnostic trouble code, meaning it has the same definition for any vehicle made in the 1996 model year or newer (including the Hyundai i30).  This code tells you that communication has been lost between the ECM/PCM (main computer) and a particular control module has been completely lost. When a vehicle has … Read more

Hyundai i20 U0100:  Lost Communication with ECM/PCM “A”

U0100 is a generic diagnostic trouble code, meaning it has the same definition for any vehicle made in the 1996 model year or newer (including the Hyundai i20).  This code tells you that communication has been lost between the ECM/PCM (main computer) and a particular control module has been completely lost. When a vehicle has … Read more

Hyundai i10 U0100:  Lost Communication with ECM/PCM “A”

U0100 is a generic diagnostic trouble code, meaning it has the same definition for any vehicle made in the 1996 model year or newer (including the Hyundai i10).  This code tells you that communication has been lost between the ECM/PCM (main computer) and a particular control module has been completely lost. When a vehicle has … Read more