Network Communication Codes (U0XXX)
Complete list of network communication diagnostic trouble codes (U0XXX). Browse codes for CAN bus and module communication issues.
Popular Network Communication Codes
U0121
Lost Communication with ABS
Lost Communication with Anti-Lock Brake System Control Module
U0202
Lost Communication with Instrument Panel
Lost Communication with Instrument Panel Control Module
U0300
Lost Communication with Infotainment
Lost Communication with Infotainment Control Module
Complete Network Codes Index
Browse all available network communication diagnostic trouble codes (U0XXX) organized by series:
Showing codes 1801-1900 of 4097 total codes
U0XXX Network Communication Systems
U0708
DTC U0708 signifies a communication issue between the Transmission Control Mo...
U0709
U0709 indicates a communication failure between the TCM and ECM,
U070A
U070A indicates a communication failure between the Transmission Control Modu...
U070B
U070B signifies a communication error between the Transmission Control Module...
U070C
U070C indicates a communication problem between the Transmission Control Modu...
U070D
U070D indicates a communication error between the ECM and TCM.
U070E
U070E indicates a communication failure between the TCM and ECM,
U070F
U070F indicates a communication problem between the TCM and ECM in your vehicle.
U0710
U0710 indicates a communication fault between the transmission control module...
U0711
U0711 indicates a communication error between the Transmission Control Module...
U0712
The U0712 code indicates a communication failure between the transmission con...
U0713
U0713 indicates a communication error between the TCM and other control modules.
U0714
U0714 indicates a communication issue between the transmission control module...
U0715
U0715 indicates a communication error between the Transmission Control Module...
U0716
U0716 indicates a communication failure between the Transmission Control Modu...
U0717
U0717 indicates a communication error between the Transmission Control Module...
U0718
The U0718 code signifies a communication error between the TCM and ECM,
U0719
U0719 indicates a communication failure on the CAN bus, affecting various veh...
U071A
U071A indicates a communication issue between the transmission control module...
U071B
U071B indicates a communication error between the transmission control module...
U071C
U071C indicates a communication issue between the transmission control module...
U071D
U071D indicates a communication issue between the Transmission Control Module...
U071E
U071E indicates a communication error between the transmission and engine con...
U071F
DTC U071F indicates a communication failure between the Transmission Control ...
U0720
U0720 indicates a communication issue between the transmission control module...
U0721
U0721 signifies a communication error between vehicle control modules.
U0722
U0722 indicates a communication error between the PCM and TCM.
U0723
U0723 indicates a communication issue between vehicle control modules,
U0724
U0724 indicates a communication error between vehicle control modules.
U0725
U0725 indicates a communication failure between the transmission control modu...
U0726
U0726 signifies a communication error between the transmission and engine con...
U0727
DTC U0727 signifies a communication issue between the transmission control mo...
U0728
DTC U0728 refers to a communication error between the Transmission Control Mo...
U0729
U0729 indicates a communication issue between the transmission control module...
U072A
U072A indicates a communication problem between the vehicle's control modules.
U072B
U072B refers to a communication error between vehicle modules,
U072C
U072C denotes a communication failure between vehicle control modules.
U072D
The U072D code signals a communication problem with the body control module,
U072E
U072E indicates a communication error between the transmission control module...
U072F
DTC U072F indicates a communication failure between the Body Control Module a...
U0730
U0730 indicates a communication error with the transfer case control module.
U0731
DTC U0731 means there's a communication problem between the Engine Control Mo...
U0732
U0732 indicates a communication fault between vehicle control modules.
U0733
U0733 signifies a communication issue between the Transmission Control Module...
U0734
U0734 indicates a communication error in the vehicle's control modules.
U0735
Indicates a communication error within the vehicle's Control Area Network (CAN).
U0736
U0736 indicates a communication failure between the TCM and ECM.
U0737
U0737 indicates a communication failure between the Engine Control Module and...
U0738
U0738 indicates a communication error between the Transmission Control Module...
U0739
U0739 indicates a communication issue between the TCM and PCM,
U073A
U073A indicates a communication failure between the PCM and TCM,
U073B
U073B indicates a communication error between transmission and engine control...
U073C
U073C indicates a communication issue between the PCM and TCM.
U073D
DTC U073D indicates a communication issue between the transmission control mo...
U073E
U073E signifies a communication error between the TCM and ECU.
U073F
U073F indicates a communication error between modules in your vehicle,
U0740
U0740 indicates a communication failure between the powertrain control module...
U0741
U0741 indicates a communication error between the transmission control module...
U0742
U0742 indicates a communication error between the Transmission Control Module...
U0743
The DTC code U0743 indicates a communication error between the vehicle's cont...
U0744
U0744 indicates a communication issue between vehicle control modules.
U0745
U0745 indicates a communication error in the electric power steering system,
U0746
DTC U0746 indicates a transmission control module communication error,
U0747
DTC U0747 indicates a communication failure between the TCM and other vehicle...
U0748
U0748 indicates a communication failure between the transmission control modu...
U0749
U0749 indicates a communication fault between the Transmission Control Module...
U074A
U074A indicates a communication error between the transmission control module...
U074B
U074B indicates a communication problem in the electric power steering system.
U074C
U074C indicates a communication loss with the Hybrid Battery Control Module.
U074D
U074D indicates a communication failure between the torque management control...
U074E
U074E indicates a communication failure between the engine control module and...
U074F
U074F indicates a communication error in the Electric Vehicle Control Module,...
U0750
U0750 indicates a communication error within the vehicle's control modules.
U0751
U0751 indicates a communication failure between the transmission control modu...
U0752
U0752 indicates a communication failure in the vehicle's CAN system,
U0753
U0753 signifies a communication error between vehicle control modules,
U0754
U0754 indicates a communication error between the Transmission Control Module...
U0755
U0755 indicates a communication failure between the ECM and TCM,
U0756
U0756 means there's a communication error between the transmission control mo...
U0757
U0757 indicates a communication issue between the TCM and ECM,
U0758
U0758 indicates a communication error between the transmission control module...
U0759
U0759 indicates a communication error between the Transmission Control Module...
U075A
Indicates a communication issue between the transmission control module (TCM)...
U075B
DTC U075B indicates a communication issue between the transmission control mo...
U075C
U075C indicates a communication error between the Electric Vehicle Control Mo...
U075D
U075D signifies a communication problem between the transmission control modu...
U075E
Indicates a communication error between the Transmission Control Module (TCM)...
U075F
U075F indicates a communication failure between various control modules in yo...
U0760
U0760 indicates a communication issue between vehicle modules.
U0761
U0761 indicates a communication error in the vehicle's electronic systems.
U0762
U0762 indicates a communication error between vehicle control modules,
U0763
U0763 indicates a communication failure between vehicle control modules,
U0764
U0764 signifies a communication error within the Electric Power Steering system.
U0765
U0765 refers to a communication error in the vehicle's CAN bus system.
U0766
U0766 indicates a communication error in your vehicle's control modules.
U0767
DTC U0767 indicates a communication failure between vehicle control modules,
U0768
DTC U0768 indicates a communication failure between vehicle control modules.
U0769
DTC U0769 signifies a communication failure between the hybrid control module...
U076A
U076A indicates a communication failure among vehicle control modules.
U076B
U076B indicates a communication malfunction between vehicle modules,
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