U2248 – Vehicle Communication Bus Malfunction
The ODBII code U2248: Vehicle Communication Bus Malfunction indicates a problem with the communication between various control modules in the vehicle, often related to the CAN (Controller Area Network) bus system. The severity of ODBII code U2248 is generally considered moderate. Common Causes For: U2247 U2247: Vehicle Communication Bus Malfunction Faulty OBD-II connector Damaged wiring…
U2249 – Module Communication Failure
The ODBII code U2249 indicates a “Module Communication Failure,” meaning there is a problem with communication between the vehicle’s control modules, which may affect their ability to exchange data properly. The severity of ODBII code U2249 is generally considered moderate. Common Causes For: U2248 U2248: Vehicle Communication Bus Malfunction Faulty wiring or connectors Malfunctioning control…
U2250 – Control Module Communication Bus Fault
The ODBII code U2250: Control Module Communication Bus Fault indicates a communication issue between control modules in a vehicle, suggesting that one or more modules are not properly communicating over the vehicle’s data bus. The severity of ODBII code U2250 is moderate. Common Causes For: U2249 U2249: “Module Communication Failure” Faulty control module Damaged wiring…
U2251 – CAN Bus Communication Failure
The ODBII code U2251 indicates a “CAN Bus Communication Failure,” meaning there is a problem with the communication between the vehicle’s control modules over the Controller Area Network (CAN) bus. The severity of ODBII code U2251 is moderate to severe. Common Causes For: U2250 U2250: Control Module Communication Bus Fault Faulty CAN bus wiring or…
U2252 – CAN Bus Communication Failure
The ODBII code U2252 indicates a “CAN Bus Communication Failure,” meaning there is a problem with the communication between the vehicle’s control modules over the Controller Area Network (CAN) bus. The severity of ODBII code U2252 is moderate to severe. Common Causes For: U2251 U2251: “CAN Bus Communication Failure” Faulty CAN bus wiring or connectors…
U2253 – Module Communication Failure
The ODBII code U2253 indicates a “Module Communication Failure,” meaning there is a problem with communication between the vehicle’s control modules, which may affect their ability to share data or function properly. The severity of ODBII code U2253 is moderate. Common Causes For: U2252 U2252: “CAN Bus Communication Failure” Faulty wiring or connectors Malfunctioning control…
U2254 – CAN Bus Communication Failure
The ODBII code U2254 indicates a “CAN Bus Communication Failure,” meaning there is a problem with the communication between the vehicle’s control modules over the Controller Area Network (CAN) bus. The severity of ODBII code U2254 is moderate to severe. Common Causes For: U2253 U2253: “Module Communication Failure” Faulty CAN bus wiring or connectors Short…
U2255 – Module Communication Failure
The ODBII code U2255 indicates a “Module Communication Failure,” meaning there is a problem with communication between the vehicle’s control modules, which may affect their ability to exchange data properly. The severity of ODBII code U2255 is moderate. Common Causes For: U2254 U2254: “CAN Bus Communication Failure” Faulty wiring or connectors Malfunctioning control module Poor…
U2256 – Control Module Communication Bus Off.
The ODBII code U2256 indicates a communication issue where a control module is not able to communicate properly on the vehicle’s communication bus, often due to a fault in the module or wiring. The severity of ODBII code U2256 is moderate to severe. Common Causes For: U2255 U2255: “Module Communication Failure” Faulty control module Damaged…
U2257 – Control Module Communication Bus Fault
The ODBII code U2257 indicates a communication fault on the control module communication bus, suggesting that there is a problem with the data exchange between various control modules in the vehicle. The severity of ODBII code U2257 is moderate to severe. Common Causes For: U2256 Control Module Communication Bus Off. Faulty control module Damaged wiring…