The ODBII code U2399 indicates a loss of communication with the steering angle sensor, which may affect the vehicle’s stability control and steering systems. The severity of ODBII code U2399 is generally considered moderate. Common Causes For: U2398 U2398: Control Module Communication Bus Fault Faulty steering angle sensor Damaged wiring or connectors Poor electrical connections…

The ODBII code U2400 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 U2400 is moderate. Common Causes For: U2399 Lost Communication with the Steering Angle Sensor. Faulty control module Poor electrical connections Damaged wiring harness Corroded…

The ODBII code U2401 indicates a communication error between the Transmission Control Module (TCM) and other control modules in the vehicle, suggesting a potential issue with data transmission or connectivity. The severity of ODBII code U2401 is moderate to severe. Common Causes For: U2400 U2400: “Control Module Communication Failure” Faulty Transmission Control Module (TCM) Damaged…

The ODBII code U2402 indicates a communication error between the Transmission Control Module (TCM) and other control modules in the vehicle, suggesting a potential issue with data transmission or connectivity. The severity of ODBII code U2402 is moderate. Common Causes For: U2401 U2401: Transmission Control Module Communication Error Faulty Transmission Control Module (TCM) Damaged wiring…

The ODBII code U2403 indicates that the vehicle’s control module has received invalid or corrupted data from the Vehicle Dynamics Control Module, which may affect the vehicle’s stability and handling systems. The severity of ODBII code U2403 is generally considered moderate. Common Causes For: U2402 U2402: Transmission Control Module Communication Error Faulty Vehicle Dynamics Control…

The ODBII code U2404 indicates a communication error between the Transmission Control Module (TCM) and other control modules in the vehicle, suggesting a potential issue with data transmission or connectivity. The severity of ODBII code U2404 is moderate. Common Causes For: U2403 Invalid Data Received from Vehicle Dynamics Control Module. Faulty Transmission Control Module (TCM)…

The ODBII code U2405 indicates a communication issue where the Controller Area Network (CAN) bus is in a “bus off” state, meaning that a device on the network has detected a fault and has stopped transmitting to prevent further errors. The severity of ODBII code U2405 CAN Communication Bus Off is moderate to severe. Common…

The ODBII code U2406 indicates a communication error between the Transmission Control Module (TCM) and other control modules in the vehicle, suggesting a potential issue with data transmission or connectivity. The severity of ODBII code U2406 is moderate to severe. Common Causes For: U2405 CAN Communication Bus Off. Faulty Transmission Control Module (TCM) Damaged wiring…

The ODBII code U2407 indicates that the vehicle’s control module has received invalid or corrupted data from another control module, leading to communication issues within the vehicle’s network. The severity of ODBII code U2407 is generally considered moderate. Common Causes For: U2406 U2406: Transmission Control Module Communication Error Faulty Vehicle Control Module (VCM) Poor or…

The ODBII code U2408 indicates a communication error between the Transmission Control Module (TCM) and other control modules in the vehicle, suggesting a potential issue with data transmission or connectivity. The severity of ODBII code U2408 is moderate to severe. Common Causes For: U2407 Invalid Data Received from Vehicle Control Module. Faulty Transmission Control Module…