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 3901-4000 of 4097 total codes
U0XXX Network Communication Systems
U0F3C
DTC U0F3C indicates a communication issue between the body control module and...
U0F3D
U0F3D indicates a communication problem with the Vehicle Control Module.
U0F3E
U0F3E indicates a communication error between vehicle modules.
U0F3F
U0F3F denotes a communication failure between vehicle control modules.
U0F40
U0F40 indicates a communication error between control modules in your vehicle.
U0F41
DTC U0F41 indicates a communication issue in the vehicle network,
U0F42
U0F42 indicates a communication error between vehicle control modules.
U0F43
U0F43 indicates a communication error between vehicle control modules.
U0F44
U0F44 indicates a communication issue between vehicle control modules.
U0F45
Indicates nd resolution.
U0F46
U0F46 indicates a communication fault within the vehicle's body control module.
U0F47
DTC U0F47 signifies a communication error in your vehicle's advanced driver a...
U0F48
U0F48 indicates a communication issue in your vehicle's control modules.
U0F49
U0F49 indicates a communication error between vehicle modules.
U0F4A
U0F4A indicates a communication fault within the vehicle's Body Control Module.
U0F4B
U0F4B refers to a communication link error between vehicle control modules.
U0F4C
DTC U0F4C is a diagnostic trouble code that indicates a communication issue b...
U0F4D
U0F4D indicates a communication issue within the vehicle's network,
U0F4E
U0F4E signifies a communication problem between vehicle control modules.
U0F4F
U0F4F indicates a communication fault between vehicle control modules.
U0F50
U0F50 indicates a communication failure between vehicle control modules.
U0F51
U0F51 indicates a communication error between the Body Control Module and oth...
U0F52
U0F52 signifies a communication failure between vehicle modules,
U0F53
U0F53 indicates a communication failure between control modules.
U0F54
U0F54 indicates a communication failure between vehicle control modules.
U0F55
U0F55 indicates a communication error between the hybrid control module and o...
U0F56
U0F56 indicates a communication error between vehicle control modules,
U0F57
U0F57 indicates a communication error in the vehicle's electronic control mod...
U0F58
U0F58 indicates a communication failure with the Body Control Module,
U0F59
U0F59 indicates a communication problem within the vehicle's control modules.
U0F5A
U0F5A indicates a communication error between vehicle control modules.
U0F5B
U0F5B indicates a communication failure in vehicle control modules.
U0F5C
U0F5C indicates a communication error between vehicle control modules.
U0F5D
U0F5D indicates a communication error in the hybrid powertrain control module.
U0F5E
U0F5E indicates a communication issue with the Body Control Module (BCM) in y...
U0F5F
U0F5F signifies a communication error between vehicle control modules.
U0F60
U0F60 indicates a communication error in the vehicle's electronic systems.
U0F61
U0F61 indicates a communication error in your vehicle's network,
U0F62
DTC U0F62 indicates a communication error within the vehicle network,
U0F63
DTC U0F63 indicates a communication failure within the vehicle's network.
U0F64
U0F64 indicates a communication failure between vehicle control modules.
U0F65
U0F65 indicates a communication failure between vehicle modules,
U0F66
U0F66 signifies a communication error in the vehicle's control modules.
U0F67
U0F67 indicates a communication issue between vehicle control modules.
U0F68
U0F68 indicates a communication issue between vehicle control modules.
U0F69
U0F69 indicates a communication issue between control modules in your vehicle.
U0F6A
DTC U0F6A indicates a communication error within the vehicle's control modules.
U0F6B
U0F6B signifies a communication error within the vehicle's Body Control Modul...
U0F6C
U0F6C signifies a communication issue between vehicle control modules.
U0F6D
U0F6D indicates a communication issue between vehicle control modules.
U0F6E
U0F6E indicates a communication failure between vehicle control modules.
U0F6F
U0F6F indicates a communication failure between vehicle modules.
U0F70
U0F70 indicates a communication error in the vehicle's Body Control Module (B...
U0F71
U0F71 indicates a communication issue between vehicle control modules.
U0F72
Indicates a communication issue within the vehicle's control modules,
U0F73
U0F73 is a communication error code indicating a problem in the vehicle's con...
U0F74
U0F74 indicates a communication issue between vehicle modules.
U0F75
DTC U0F75 indicates a communication issue in your vehicle's advanced driver-a...
U0F76
Indicates a communication issue between modules in the vehicle's network,
U0F77
U0F77 indicates a communication error between control modules in your vehicle.
U0F78
U0F78 indicates a fault in the high-voltage battery pack control module.
U0F79
U0F79 indicates a communication failure with the battery energy control module.
U0F7A
Indicates a communication issue within the vehicle's electronic control unit ...
U0F7B
U0F7B indicates a communication error within the vehicle's electronic systems.
U0F7C
U0F7C indicates a communication failure in the vehicle's CAN bus system.
U0F7D
U0F7D indicates a communication error between vehicle control modules.
U0F7E
U0F7E indicates a communication error between vehicle control modules.
U0F7F
DTC U0F7F indicates a communication error between vehicle control modules.
U0F80
U0F80 indicates a communication issue in the vehicle's Body Control Module.
U0F81
U0F81 indicates a communication problem between vehicle modules,
U0F82
U0F82 signifies a communication fault between vehicle control modules.
U0F83
U0F83 indicates a communication problem between the Body Control Module and o...
U0F84
U0F84 indicates a communication fault in the vehicle's body control module.
U0F85
U0F85 indicates a communication error within the vehicle's data network.
U0F86
DTC U0F86 indicates a communication error in the vehicle's control module net...
U0F87
DTC U0F87 indicates a communication error in the steering column control module.
U0F88
U0F88 indicates a communication issue with the body control module.
U0F89
DTC U0F89 is a diagnostic trouble code that indicates an issue with the vehic...
U0F8A
U0F8A indicates a communication failure between vehicle control modules.
U0F8B
U0F8B is a communication error code indicating a failure in the vehicle’s con...
U0F8C
U0F8C indicates a communication error in the vehicle's control modules.
U0F8D
U0F8D indicates a communication error between vehicle modules.
U0F8E
U0F8E indicates a communication failure between control modules in your vehic...
U0F8F
U0F8F indicates a communication issue within the vehicle's network,
U0F90
U0F90 indicates a communication error between vehicle control modules.
U0F91
U0F91 signifies a communication issue between vehicle control modules.
U0F92
U0F92 indicates a communication error between vehicle control modules due to ...
U0F93
U0F93 indicates a communication error between vehicle control modules.
U0F94
DTC U0F94 indicates a communication failure within the vehicle's electronic c...
U0F95
U0F95 is a communication error code indicating that a control module is not f...
U0F96
U0F96 indicates a communication error in the vehicle's network affecting vari...
U0F97
U0F97 indicates a communication failure between the Powertrain Control Module...
U0F98
U0F98 indicates a communication error in the Body Control Module network.
U0F99
U0F99 indicates a communication error within the vehicle's network.
U0F9A
DTC U0F9A indicates a communication issue within the vehicle's data network,
U0F9B
U0F9B indicates a communication error within the vehicle's battery management...
U0F9C
DTC U0F9C indicates a communication issue between vehicle control modules.
U0F9D
U0F9D indicates a communication error between vehicle control modules.
U0F9E
U0F9E signifies a communication error within the vehicle's Body Control Module.
U0F9F
U0F9F refers to a communication failure between vehicle modules.
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