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 2901-3000 of 4097 total codes
U0XXX Network Communication Systems
U0B54
U0B54 indicates a communication failure within the vehicle's network,
U0B55
DTC U0B55 indicates a communication error between vehicle modules.
U0B56
DTC U0B56 refers to a communication error in the vehicle's data system,
U0B57
U0B57 indicates a network communication error between control modules in your...
U0B58
U0B58 indicates a communication issue between vehicle control modules.
U0B59
U0B59 indicates a body control module communication issue.
U0B5A
The U0B5A DTC (Diagnostic Trouble Code) indicates a communication issue withi...
U0B5B
U0B5B indicates a communication error between vehicle control modules,
U0B5C
U0B5C indicates a communication failure with the auxiliary battery control mo...
U0B5D
U0B5D indicates a communication issue within the vehicle's network,
U0B5E
U0B5E is a communication error code indicating a problem in your vehicle's bo...
U0B5F
U0B5F indicates a communication error between vehicle modules.
U0B60
The U0B60 code indicates a communication error with the body control module.
U0B61
U0B61 indicates a communication issue between vehicle control modules.
U0B62
U0B62 indicates a communication error within the vehicle's control module net...
U0B63
DTC U0B63 is a diagnostic trouble code that indicates an issue with the vehic...
U0B64
U0B64 indicates a communication error between vehicle modules.
U0B65
U0B65 indicates a communication fault within the vehicle's Body Control Module.
U0B66
U0B66 indicates a communication error within the vehicle's Body Control Module.
U0B67
DTC U0B67 indicates a communication issue between vehicle control modules.
U0B68
DTC U0B68 indicates a communication failure within the vehicle's body control...
U0B69
U0B69 indicates a communication error within the vehicle's control modules.
U0B6A
DTC U0B6A indicates a communication error in the vehicle's control modules.
U0B6B
U0B6B indicates a communication error in the vehicle's Body Control Module.
U0B6C
U0B6C indicates a communication error between vehicle modules,
U0B6D
U0B6D refers to a communication malfunction in the vehicle's Gateway Module,
U0B6E
U0B6E indicates a communication error between control modules in your vehicle.
U0B6F
U0B6F indicates a communication error between vehicle control modules.
U0B70
U0B70 indicates a communication issue within the vehicle's control modules,
U0B71
U0B71 indicates a communication line failure in the vehicle's Body Control Mo...
U0B72
U0B72 indicates a power management communication issue within your vehicle's ...
U0B73
U0B73 indicates a communication issue within the vehicle's electronic modules.
U0B74
The U0B74 code indicates a communication error within the vehicle's control m...
U0B75
U0B75 indicates a body control module communication error.
U0B76
U0B76 indicates a communication fault between modules in your vehicle's netwo...
U0B77
U0B77 indicates a communication error between control modules in your vehicle...
U0B78
U0B78 indicates a communication issue between vehicle control modules.
U0B79
U0B79 indicates a communication problem between vehicle modules.
U0B7A
U0B7A indicates a communication issue in the vehicle's control modules.
U0B7B
U0B7B indicates a communication error between vehicle control modules.
U0B7C
U0B7C indicates a communication error within your vehicle's network,
U0B7D
U0B7D indicates an issue with communication between vehicle modules.
U0B7E
U0B7E refers to a communication error between vehicle control modules.
U0B7F
U0B7F signifies a communication fault within the vehicle’s network,
U0B80
U0B80 relates to a communication issue in the vehicle's body control module.
U0B81
U0B81 means there's a communication issue with the Battery Energy Control Mod...
U0B82
U0B82 indicates a communication error in the advanced driver assistance systems.
U0B83
The U0B83 diagnostic trouble code indicates a communication failure between m...
U0B84
U0B84 indicates a communication error in the vehicle's instrument cluster.
U0B85
U0B85 indicates a communication error with the vehicle's camera module.
U0B86
U0B86 indicates a communication error with the body control module.
U0B87
U0B87 indicates a communication error within the vehicle's network.
U0B88
U0B88 indicates a communication error between the hybrid control module and o...
U0B89
U0B89 indicates a communication error between vehicle control modules.
U0B8A
U0B8A indicates a communication error within the vehicle control module network.
U0B8B
The U0B8B code indicates a communication issue between the Body Control Modul...
U0B8C
U0B8C indicates a communication failure in the vehicle's network,
U0B8D
U0B8D indicates a communication issue with the body control module.
U0B8E
U0B8E refers to a communication issue in the body control module.
U0B8F
The U0B8F code indicates a communication error between control modules in you...
U0B90
U0B90 indicates a communication failure within vehicle electronics.
U0B91
U0B91 indicates a communication failure between vehicle control modules,
U0B92
U0B92 indicates a communication fault between vehicle control modules.
U0B93
U0B93 indicates a network communication error between control modules.
U0B94
U0B94 indicates a communication issue between vehicle control modules.
U0B95
U0B95 indicates a communication failure within the body control module.
U0B96
DTC U0B96 indicates a communication issue in the vehicle's network.
U0B97
DTC U0B97 indicates a communication fault within the vehicle's network,
U0B98
U0B98 indicates a communication error between vehicle control modules.
U0B99
U0B99 indicates a communication failure among vehicle control modules.
U0B9A
DTC U0B9A indicates a communication problem between control modules in your v...
U0B9B
DTC U0B9B indicates a communication issue within the vehicle's control modules.
U0B9C
U0B9C indicates a communication error between vehicle control modules.
U0B9D
U0B9D indicates a communication issue within the vehicle's body control module.
U0B9E
U0B9E indicates a communication malfunction in the vehicle's data network.
U0B9F
U0B9F indicates a communication issue within the vehicle's control modules.
U0BA0
U0BA0 indicates a communication issue between vehicle control modules.
U0BA1
U0BA1 signifies a communication error between vehicle control modules,
U0BA2
The U0BA2 code indicates a communication issue within the vehicle's control m...
U0BA3
U0BA3 indicates a communication error between vehicle control modules.
U0BA4
U0BA4 indicates a communication error between vehicle control modules.
U0BA5
The U0BA5 code indicates a communication problem within the vehicle's control...
U0BA6
U0BA6 indicates a communication issue between vehicle modules.
U0BA7
U0BA7 indicates a communication error between control modules in your vehicle.
U0BA8
U0BA8 indicates a communication issue in the vehicle's network.
U0BA9
U0BA9 indicates a communication issue with an unknown module in your vehicle.
U0BAA
U0BAA indicates a communication problem in the vehicle's electronic control u...
U0BAB
U0BAB indicates a communication malfunction in the electric power steering sy...
U0BAC
U0BAC indicates a communication error in the vehicle's network,
U0BAD
U0BAD indicates a communication error within the vehicle's control modules.
U0BAE
U0BAE indicates a communication fault in the body control module.
U0BAF
U0BAF indicates a communication issue in the vehicle's electronic systems.
U0BB0
U0BB0 indicates a communication error between the vehicle's ECUs.
U0BB1
U0BB1 indicates a communication error within the vehicle's control modules,
U0BB2
Indicates a communication issue within the vehicle's network, specifically re...
U0BB3
U0BB3 indicates a communication fault among vehicle control modules.
U0BB4
U0BB4 indicates a communication issue with the body control module.
U0BB5
U0BB5 indicates a communication error between vehicle control modules.
U0BB6
U0BB6 indicates a communication error within the vehicle's control module net...
U0BB7
The U0BB7 code indicates a communication issue with the body control module,
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