All OBD2 Diagnostic Codes

Browse our complete database of 16000 diagnostic trouble codes.

U3700 Medium

Network Communication Code U3700 - Data Link

Network communication diagnostic trouble code related to data link communication.
U3701 Medium

Network Communication Code U3701 - Protocol Error

Network communication diagnostic trouble code related to protocol error communication.
U3702 Medium

Network Communication Code U3702 - Bus Fault

Network communication diagnostic trouble code related to bus fault communication.
U3703 Medium

Network Communication Code U3703 - CAN Bus

Network communication diagnostic trouble code related to can bus communication.
U3704 Medium

Network Communication Code U3704 - Module Communication

Network communication diagnostic trouble code related to module communication communication.
U3705 Medium

Network Communication Code U3705 - Gateway

Network communication diagnostic trouble code related to gateway communication.
U3706 Medium

Network Communication Code U3706 - Network Hub

Network communication diagnostic trouble code related to network hub communication.
U3707 Medium

Network Communication Code U3707 - Data Link

Network communication diagnostic trouble code related to data link communication.
U3708 Medium

Network Communication Code U3708 - Protocol Error

Network communication diagnostic trouble code related to protocol error communication.
U3709 Medium

Network Communication Code U3709 - Bus Fault

Network communication diagnostic trouble code related to bus fault communication.
U3710 Medium

Network Communication Code U3710 - CAN Bus

Network communication diagnostic trouble code related to can bus communication.
U3711 Medium

Network Communication Code U3711 - Module Communication

Network communication diagnostic trouble code related to module communication communication.
U3712 Medium

Network Communication Code U3712 - Gateway

Network communication diagnostic trouble code related to gateway communication.
U3713 Medium

Network Communication Code U3713 - Network Hub

Network communication diagnostic trouble code related to network hub communication.
U3714 Medium

Network Communication Code U3714 - Data Link

Network communication diagnostic trouble code related to data link communication.
U3715 Medium

Network Communication Code U3715 - Protocol Error

Network communication diagnostic trouble code related to protocol error communication.
U3716 Medium

Network Communication Code U3716 - Bus Fault

Network communication diagnostic trouble code related to bus fault communication.
U3717 Medium

Network Communication Code U3717 - CAN Bus

Network communication diagnostic trouble code related to can bus communication.
U3718 Medium

Network Communication Code U3718 - Module Communication

Network communication diagnostic trouble code related to module communication communication.
U3719 Medium

Network Communication Code U3719 - Gateway

Network communication diagnostic trouble code related to gateway communication.
U3720 Medium

Network Communication Code U3720 - Network Hub

Network communication diagnostic trouble code related to network hub communication.
U3721 Medium

Network Communication Code U3721 - Data Link

Network communication diagnostic trouble code related to data link communication.
U3722 Medium

Network Communication Code U3722 - Protocol Error

Network communication diagnostic trouble code related to protocol error communication.
U3723 Medium

Network Communication Code U3723 - Bus Fault

Network communication diagnostic trouble code related to bus fault communication.
U3724 Medium

Network Communication Code U3724 - CAN Bus

Network communication diagnostic trouble code related to can bus communication.
U3725 Medium

Network Communication Code U3725 - Module Communication

Network communication diagnostic trouble code related to module communication communication.
U3726 Medium

Network Communication Code U3726 - Gateway

Network communication diagnostic trouble code related to gateway communication.
U3727 Medium

Network Communication Code U3727 - Network Hub

Network communication diagnostic trouble code related to network hub communication.
U3728 Medium

Network Communication Code U3728 - Data Link

Network communication diagnostic trouble code related to data link communication.
U3729 Medium

Network Communication Code U3729 - Protocol Error

Network communication diagnostic trouble code related to protocol error communication.
U3730 Medium

Network Communication Code U3730 - Bus Fault

Network communication diagnostic trouble code related to bus fault communication.
U3731 Medium

Network Communication Code U3731 - CAN Bus

Network communication diagnostic trouble code related to can bus communication.
U3732 Medium

Network Communication Code U3732 - Module Communication

Network communication diagnostic trouble code related to module communication communication.
U3733 Medium

Network Communication Code U3733 - Gateway

Network communication diagnostic trouble code related to gateway communication.
U3734 Medium

Network Communication Code U3734 - Network Hub

Network communication diagnostic trouble code related to network hub communication.
U3735 Medium

Network Communication Code U3735 - Data Link

Network communication diagnostic trouble code related to data link communication.
U3736 Medium

Network Communication Code U3736 - Protocol Error

Network communication diagnostic trouble code related to protocol error communication.
U3737 Medium

Network Communication Code U3737 - Bus Fault

Network communication diagnostic trouble code related to bus fault communication.
U3738 Medium

Network Communication Code U3738 - CAN Bus

Network communication diagnostic trouble code related to can bus communication.
U3739 Medium

Network Communication Code U3739 - Module Communication

Network communication diagnostic trouble code related to module communication communication.
U3740 Medium

Network Communication Code U3740 - Gateway

Network communication diagnostic trouble code related to gateway communication.
U3741 Medium

Network Communication Code U3741 - Network Hub

Network communication diagnostic trouble code related to network hub communication.
U3742 Medium

Network Communication Code U3742 - Data Link

Network communication diagnostic trouble code related to data link communication.
U3743 Medium

Network Communication Code U3743 - Protocol Error

Network communication diagnostic trouble code related to protocol error communication.
U3744 Medium

Network Communication Code U3744 - Bus Fault

Network communication diagnostic trouble code related to bus fault communication.
U3745 Medium

Network Communication Code U3745 - CAN Bus

Network communication diagnostic trouble code related to can bus communication.
U3746 Medium

Network Communication Code U3746 - Module Communication

Network communication diagnostic trouble code related to module communication communication.
U3747 Medium

Network Communication Code U3747 - Gateway

Network communication diagnostic trouble code related to gateway communication.
U3748 Medium

Network Communication Code U3748 - Network Hub

Network communication diagnostic trouble code related to network hub communication.
U3749 Medium

Network Communication Code U3749 - Data Link

Network communication diagnostic trouble code related to data link communication.
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