All OBD2 Diagnostic Codes

Browse our complete database of 16000 diagnostic trouble codes.

U0000 Medium

Network Communication Code U0000 - CAN Bus

Network communication diagnostic trouble code related to can bus communication.
U0001 Medium

Network Communication Code U0001 - Module Communication

Network communication diagnostic trouble code related to module communication communication.
U0002 Medium

Network Communication Code U0002 - Gateway

Network communication diagnostic trouble code related to gateway communication.
U0003 Medium

Network Communication Code U0003 - Network Hub

Network communication diagnostic trouble code related to network hub communication.
U0004 Medium

Network Communication Code U0004 - Data Link

Network communication diagnostic trouble code related to data link communication.
U0005 Medium

Network Communication Code U0005 - Protocol Error

Network communication diagnostic trouble code related to protocol error communication.
U0006 Medium

Network Communication Code U0006 - Bus Fault

Network communication diagnostic trouble code related to bus fault communication.
U0007 Medium

Network Communication Code U0007 - CAN Bus

Network communication diagnostic trouble code related to can bus communication.
U0008 Medium

Network Communication Code U0008 - Module Communication

Network communication diagnostic trouble code related to module communication communication.
U0009 Medium

Network Communication Code U0009 - Gateway

Network communication diagnostic trouble code related to gateway communication.
U0010 Medium

Network Communication Code U0010 - Network Hub

Network communication diagnostic trouble code related to network hub communication.
U0011 Medium

Network Communication Code U0011 - Data Link

Network communication diagnostic trouble code related to data link communication.
U0012 Medium

Network Communication Code U0012 - Protocol Error

Network communication diagnostic trouble code related to protocol error communication.
U0013 Medium

Network Communication Code U0013 - Bus Fault

Network communication diagnostic trouble code related to bus fault communication.
U0014 Medium

Network Communication Code U0014 - CAN Bus

Network communication diagnostic trouble code related to can bus communication.
U0015 Medium

Network Communication Code U0015 - Module Communication

Network communication diagnostic trouble code related to module communication communication.
U0016 Medium

Network Communication Code U0016 - Gateway

Network communication diagnostic trouble code related to gateway communication.
U0017 Medium

Network Communication Code U0017 - Network Hub

Network communication diagnostic trouble code related to network hub communication.
U0018 Medium

Network Communication Code U0018 - Data Link

Network communication diagnostic trouble code related to data link communication.
U0019 Medium

Network Communication Code U0019 - Protocol Error

Network communication diagnostic trouble code related to protocol error communication.
U0020 Medium

Network Communication Code U0020 - Bus Fault

Network communication diagnostic trouble code related to bus fault communication.
U0021 Medium

Network Communication Code U0021 - CAN Bus

Network communication diagnostic trouble code related to can bus communication.
U0022 Medium

Network Communication Code U0022 - Module Communication

Network communication diagnostic trouble code related to module communication communication.
U0023 Medium

Network Communication Code U0023 - Gateway

Network communication diagnostic trouble code related to gateway communication.
U0024 Medium

Network Communication Code U0024 - Network Hub

Network communication diagnostic trouble code related to network hub communication.
U0025 Medium

Network Communication Code U0025 - Data Link

Network communication diagnostic trouble code related to data link communication.
U0026 Medium

Network Communication Code U0026 - Protocol Error

Network communication diagnostic trouble code related to protocol error communication.
U0027 Medium

Network Communication Code U0027 - Bus Fault

Network communication diagnostic trouble code related to bus fault communication.
U0028 Medium

Network Communication Code U0028 - CAN Bus

Network communication diagnostic trouble code related to can bus communication.
U0029 Medium

Network Communication Code U0029 - Module Communication

Network communication diagnostic trouble code related to module communication communication.
U0030 Medium

Network Communication Code U0030 - Gateway

Network communication diagnostic trouble code related to gateway communication.
U0031 Medium

Network Communication Code U0031 - Network Hub

Network communication diagnostic trouble code related to network hub communication.
U0032 Medium

Network Communication Code U0032 - Data Link

Network communication diagnostic trouble code related to data link communication.
U0033 Medium

Network Communication Code U0033 - Protocol Error

Network communication diagnostic trouble code related to protocol error communication.
U0034 Medium

Network Communication Code U0034 - Bus Fault

Network communication diagnostic trouble code related to bus fault communication.
U0035 Medium

Network Communication Code U0035 - CAN Bus

Network communication diagnostic trouble code related to can bus communication.
U0036 Medium

Network Communication Code U0036 - Module Communication

Network communication diagnostic trouble code related to module communication communication.
U0037 Medium

Network Communication Code U0037 - Gateway

Network communication diagnostic trouble code related to gateway communication.
U0038 Medium

Network Communication Code U0038 - Network Hub

Network communication diagnostic trouble code related to network hub communication.
U0039 Medium

Network Communication Code U0039 - Data Link

Network communication diagnostic trouble code related to data link communication.
U0040 Medium

Network Communication Code U0040 - Protocol Error

Network communication diagnostic trouble code related to protocol error communication.
U0041 Medium

Network Communication Code U0041 - Bus Fault

Network communication diagnostic trouble code related to bus fault communication.
U0042 Medium

Network Communication Code U0042 - CAN Bus

Network communication diagnostic trouble code related to can bus communication.
U0043 Medium

Network Communication Code U0043 - Module Communication

Network communication diagnostic trouble code related to module communication communication.
U0044 Medium

Network Communication Code U0044 - Gateway

Network communication diagnostic trouble code related to gateway communication.
U0045 Medium

Network Communication Code U0045 - Network Hub

Network communication diagnostic trouble code related to network hub communication.
U0046 Medium

Network Communication Code U0046 - Data Link

Network communication diagnostic trouble code related to data link communication.
U0047 Medium

Network Communication Code U0047 - Protocol Error

Network communication diagnostic trouble code related to protocol error communication.
U0048 Medium

Network Communication Code U0048 - Bus Fault

Network communication diagnostic trouble code related to bus fault communication.
U0049 Medium

Network Communication Code U0049 - CAN Bus

Network communication diagnostic trouble code related to can bus communication.
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