U1995 – Invalid Data Received from Vehicle Control Module.
The ODBII code U1995 indicates that the vehicle’s control module has received invalid or corrupted data from another control module, which may affect communication between modules. The severity of ODBII code U1995 is generally considered moderate. Common Causes For: U1992 U1992: “Inter-Module Communication Failure” Faulty Vehicle Control Module (VCM) Poor or damaged wiring/connectors Corrupted data…
U1996 – Vehicle Communication Bus Malfunction
The ODBII code U1996 indicates a malfunction in the vehicle communication bus, which affects the communication between various control modules in the vehicle. The severity of ODBII code U1996 is generally considered moderate. Common Causes For: U1995 Invalid Data Received from Vehicle Control Module. Faulty wiring or connectors Malfunctioning control modules Poor ground connections Corroded…
U1997 – Communication Network Malfunction
The ODBII code U1997: Communication Network Malfunction indicates a failure in the communication between various control modules in the vehicle’s network, which can affect their ability to exchange data properly. The severity of ODBII code **U1997: Communication Network Malfunction** is generally considered moderate to severe. Common Causes For: U1993: Inter-Module Communication Failure Faulty wiring or…
U1998 – Module Communication Failure
The ODBII code U1998 indicates a communication failure between modules in the vehicle’s network, suggesting that one or more electronic control units (ECUs) are not able to communicate properly with each other. The severity of ODBII code U1998: Module Communication Failure is generally considered moderate to severe, depending on the specific vehicle and the affected…
U1999 – is a generic communication error code indicating a problem with the vehicle’s communication network.
The ODBII code U1999 indicates a generic communication error within the vehicle’s communication network, suggesting a problem with data transmission between modules. The severity of ODBII code U1999 is generally considered moderate. Common Causes For: U1996 Vehicle Communication Bus Malfunction Faulty wiring or connectors in the communication network. Malfunctioning control modules. Poor ground connections. Interference…
U2000 – Audio Rear Control Unit is Not Responding
The ODBII code U2000 indicates that the audio rear control unit is not communicating with the vehicle’s network, suggesting a potential issue with the unit itself, wiring, or connections. The severity of ODBII code U2000 is generally considered moderate. Common Causes For: U1999 is a generic communication error code indicating a problem with the vehicle’s…
U2001 – Audio Tape Deck Unit is Not Responding
The ODBII code U2001 indicates that the audio tape deck unit is not responding to communication requests from the vehicle’s onboard diagnostic system, suggesting a potential issue with the unit or its connections. The severity of ODBII code U2001 is generally considered low. Common Causes For: U2000 Audio Rear Control Unit is Not Responding Faulty…
U2002 – Audio Bezel is Not Responding
The ODBII code U2002 indicates a communication issue where the audio bezel (the control interface for the audio system) is not responding or is unable to communicate with the vehicle’s network. The severity of ODBII code U2002 is generally considered low to moderate. Common Causes For: U2001 Communication Bus Off. Faulty audio bezel module Wiring…
U2003 – Audio Compact Disk / Disk Jockey Unit is Not Responding
The ODBII code U2003 indicates that the audio compact disk or disk jockey unit is not responding to communication requests from the vehicle’s onboard computer, suggesting a potential issue with the unit or its connections. The severity of ODBII code U2003 is generally considered moderate. Common Causes For: U2002 Control Module Communication Bus Off. Faulty…
U2004 – Audio Steering Wheel Control Unit is Not Responding
The ODBII code U2004 indicates that the audio steering wheel control unit is not responding to communication requests from the vehicle’s network, suggesting a potential issue with the unit itself or its connections. The severity of ODBII code U2004 is generally considered moderate. Common Causes For: U2003 Control Module Communication Bus Off. Faulty audio steering…