The ODBII code U2716 indicates a communication error between the Transmission Control Module (TCM) and other control modules in the vehicle, suggesting a potential issue with wiring, connectors, or the TCM itself. The severity of ODBII code U2716 is moderate to severe. Common Causes For: U2715 refers to a communication issue related to the transmission…

The ODBII code U2717 indicates a communication issue where a control module is unable to communicate over the vehicle’s communication bus, often due to a fault in the module or wiring. The severity of ODBII code U2717 is moderate to severe. Common Causes For: U2716 U2716: Transmission Control Module Communication Error Faulty control module Damaged…

The ODBII code U2718 indicates a communication issue between the transmission control module (TCM) and other control modules in the vehicle, suggesting a potential fault in the data transmission or connectivity. The severity of ODBII code U2718 is generally considered moderate to high. Common Causes For: U2717 Control Module Communication Bus Off. Faulty Transmission Control…

The ODBII code U2719 indicates a communication issue between the transmission control module (TCM) and other vehicle systems, suggesting a malfunction in data exchange or connectivity. The severity of ODBII code U2719 is generally considered moderate to high. Common Causes For: U2718 refers to a communication issue related to the transmission control module (TCM) in…

The ODBII code U2720: 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 U2720 is moderate. Common Causes For: U2719 refers to a communication issue related to the transmission…

The ODBII code U2721 indicates a loss of communication with the Hybrid Powertrain Control Module (HPCM) A, suggesting that the vehicle’s diagnostic system is unable to communicate with this specific module, which may affect hybrid system performance. The severity of ODBII code U2721 is typically considered moderate to severe. Common Causes For: U2720 U2720: Control…

The ODBII code U2724 indicates a malfunction in the vehicle communication bus, which affects the communication between various control modules in the vehicle. The severity of ODBII code U2724 is generally considered moderate to severe. Common Causes For: U2721 Lost Communication with the Hybrid Powertrain Control Module (HPCM) A. Faulty OBD-II connector Damaged wiring or…

The ODBII code U2725 indicates a fault in the communication bus between control modules, suggesting that one or more modules are not properly communicating with each other. The severity of ODBII code U2725 is generally considered moderate to severe. Common Causes For: U2724 Vehicle Communication Bus Malfunction Faulty control module Damaged wiring or connectors Poor…

The ODBII code U2727 indicates a communication failure between control modules in a vehicle, suggesting that one or more modules are unable to exchange data properly. The severity of ODBII code U2727 is moderate. Common Causes For: U2725 U2725: Control Module Communication Bus Fault Faulty control module Poor electrical connections Damaged wiring harness Corroded connectors…

The ODBII code U2728 indicates a malfunction in the vehicle communication bus, which affects the communication between various control modules in the vehicle. The severity of ODBII code U2728 is generally considered moderate to severe. Common Causes For: U2727 U2727: “Control Module Communication Failure” Faulty OBD-II connector Damaged wiring or connectors in the communication bus…