The ODBII code U1873 indicates a communication issue between the Body Control Module (BCM) and the Instrument Panel Cluster (IPC), suggesting a failure in data exchange between these two components. The severity of ODBII code U1873 is generally considered moderate. Common Causes For: U1872 U1872: “Control Module Communication Failure” Faulty Body Control Module (BCM) Faulty…

The ODBII code U1874 indicates a communication issue between the transmission control module (TCM) and other control modules in the vehicle, suggesting a failure in data exchange or signal integrity. The severity of ODBII code U1874 is generally considered moderate to severe. Common Causes For: U1873 refers to a communication issue between the Body Control…

The ODBII code U1875: TCM Communication Failure indicates a loss of communication between the vehicle’s Transmission Control Module (TCM) and other control modules, which can affect transmission performance and functionality. The severity of ODBII code U1875: TCM Communication Failure is typically considered moderate to severe. Common Causes For: U1874 refers to a communication issue between…

The ODBII code U1876 indicates a “Control Module Communication Failure,” meaning there is a problem with communication between the vehicle’s control modules, which can affect various systems and functions. Moderate. Common Causes For: U1875 U1875: TCM Communication Failure Faulty wiring or connectors Failed control module Poor ground connections Corroded or damaged connectors Communication network issues…

The ODBII code U1877 indicates a fault in the network communication line, suggesting a problem with the data transmission between modules in the vehicle’s communication network. The severity of ODBII code U1877 is moderate. Common Causes For: U1876 U1876: “Control Module Communication Failure” Faulty wiring or connectors Short circuits in the communication line Open circuits…

The ODBII code U1878 indicates a communication failure between control modules in a vehicle, suggesting that one or more modules are not properly communicating with each other. The severity of ODBII code U1878 is moderate. Common Causes For: U1877 U1877: “Network Communication Line Fault” Faulty control module Damaged wiring or connectors Poor ground connections Communication…

The ODBII code U1879 indicates a “Control Module Communication Failure,” meaning there is a problem with communication between the vehicle’s control modules, which can affect various systems and functions. The severity of ODBII code U1879 is moderate. Common Causes For: U1878 U1878: Control Module Communication Failure Faulty wiring or connectors Failed control module Poor ground…

The ODBII code U1880 indicates a malfunction in the communication line between modules in a vehicle, suggesting a failure in data transmission or connectivity among the electronic control units (ECUs). The severity of ODBII code U1880 is moderate. Common Causes For: U1879 U1879: “Control Module Communication Failure” Faulty wiring or connectors Short circuits in the…

The ODBII code U1881 indicates a “Data Bus Communication Failure,” meaning there is a problem with the communication between various control modules in the vehicle’s network. The severity of ODBII code U1881 is moderate. Common Causes For: U1880 U1880: “Communication Line Malfunction” Faulty wiring or connectors in the data bus system. Malfunctioning control modules. Poor…

The ODBII code U1882 indicates a “Data Bus Communication Failure,” meaning there is a problem with the communication between various control modules in the vehicle’s network. The severity of ODBII code U1882 is moderate. Common Causes For: U1881 U1881: “Data Bus Communication Failure” Faulty wiring or connectors in the data bus system Malfunctioning control modules…