RFC codes are extremely sensitive to resistance changes. A slightly corroded bulb base can trigger a fault even if the light appears to be working. Clean the contacts with electrical cleaner. 2. Inspect the Chassis Ground
ECAS pressure sensor errors. These are critical as they can affect the truck’s stability and load distribution. iveco stralis rfc fault codes
Communicating power and signals to the trailer. Common RFC Fault Codes and Meanings RFC codes are extremely sensitive to resistance changes
Are any happening (e.g., lights out, suspension won't lift)? Does the fault happen only when hitched to a trailer ? iveco stralis rfc fault codes