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 6301-6400 of 8192 total codes
U1XXX Network Communication Systems
U189C
U189C indicates a communication failure between control modules.
U189D
U189D signifies a communication failure between vehicle modules,
U189E
U189E indicates a communication error between vehicle modules.
U189F
Indicates a communication issue between the vehicle's control modules,
U18A0
U18A0 indicates a communication issue between vehicle modules.
U18A1
U18A1 indicates a communication problem between your vehicle's control module...
U18A2
U18A2 indicates a communication error between vehicle control modules,
U18A3
DTC U18A3 indicates a communication error within the vehicle's electronic mod...
U18A4
The U18A4 code signifies a communication fault within the vehicle's advanced ...
U18A5
U18A5 indicates a communication error within the vehicle's body control modul...
U18A6
U18A6 indicates a communication failure between vehicle modules,
U18A7
U18A7 indicates a communication issue within the vehicle's network,
U18A8
The U18A8 code means there's a communication disruption within your vehicle's...
U18A9
DTC U18A9 indicates a communication failure in the Driver Assistance System c...
U18AA
U18AA indicates a communication failure between vehicle control modules.
U18AB
U18AB indicates a communication issue within the vehicle's electronic system,...
U18AC
The U18AC code indicates a communication failure within the vehicle's advance...
U18AD
The U18AD code indicates a communication failure between vehicle modules rela...
U18AE
The U18AE diagnostic trouble code indicates a communication issue within the ...
U18AF
U18AF indicates a communication error within the vehicle's network,
U18B0
U18B0 indicates a communication error between vehicle modules.
U18B1
U18B1 indicates a communication error between vehicle control modules.
U18B2
U18B2 indicates a communication issue within the vehicle's Body Control Module.
U18B3
U18B3 indicates a communication failure between the body control module and o...
U18B4
U18B4 indicates a communication error among vehicle modules, often linked to ...
U18B5
U18B5 indicates a communication failure in the vehicle's control modules.
U18B6
U18B6 indicates a communication failure within the vehicle's control modules.
U18B7
U18B7 indicates a communication failure between control modules in your vehicle.
U18B8
U18B8 indicates a communication error in the hybrid control system.
U18B9
DTC U18B9 signifies a communication failure in the vehicle's electronic systems.
U18BA
U18BA indicates a communication error between vehicle modules,
U18BB
U18BB indicates a communication issue within the vehicle's network,
U18BC
The U18BC code indicates a communication failure between vehicle control modu...
U18BD
U18BD indicates a communication failure between control modules in your vehicle.
U18BE
U18BE indicates a communication error between vehicle control modules,
U18BF
U18BF signifies a communication failure with the hybrid battery system.
U18C0
U18C0 signifies a communication error with the Body Control Module in your ve...
U18C1
U18C1 indicates a communication fault between control modules in your vehicle.
U18C2
U18C2 indicates a communication failure between the Body Control Module and G...
U18C3
The U18C3 code indicates a communication error between control modules in you...
U18C4
U18C4 indicates a communication error between vehicle control modules.
U18C5
The diagnostic trouble code U18C5 indicates a communication error between the...
U18C6
Indicates a problem within the vehicle's network related to the Body Control ...
U18C7
U18C7 indicates a communication issue between vehicle electronic control units.
U18C8
DTC U18C8 signifies a communication error in the vehicle's network.
U18C9
U18C9 indicates a communication error between control modules in your vehicle.
U18CA
U18CA indicates a communication error in the vehicle's control systems,
U18CB
U18CB refers to a communication error between vehicle modules,
U18CC
U18CC indicates a communication failure between vehicle control modules.
U18CD
U18CD indicates a communication error between vehicle modules.
U18CE
U18CE indicates a communication issue in the vehicle's body control module ne...
U18CF
DTC U18CF indicates a communication failure between the Body Control Module a...
U18D0
U18D0 indicates a communication error in the vehicle's network,
U18D1
The U18D1 diagnostic trouble code (DTC) indicates a communication error in th...
U18D2
DTC U18D2 indicates a communication fault in the vehicle's electronic control...
U18D3
U18D3 refers to a communication error between vehicle control modules,
U18D4
U18D4 indicates a communication error between the Body Control Module and the...
U18D5
U18D5 indicates a communication failure between vehicle modules.
U18D6
U18D6 indicates a communication malfunction between control modules in your v...
U18D7
U18D7 indicates a communication failure between the Body Control Module and t...
U18D8
U18D8 indicates a communication error in your vehicle's network,
U18D9
U18D9 indicates a communication failure in the vehicle’s electronic control m...
U18DA
U18DA indicates a communication failure within the vehicle's network,
U18DB
U18DB indicates a communication failure between vehicle modules.
U18DC
U18DC indicates a communication failure between vehicle control modules,
U18DD
U18DD indicates a communication failure between the body control module and o...
U18DE
U18DE indicates a communication error between vehicle modules.
U18DF
U18DF indicates a communication failure between control modules in your vehicle.
U18E0
U18E0 indicates a communication issue within the vehicle's electronic systems.
U18E1
Indicates a problem with the communication between the vehicle’s body control...
U18E2
U18E2 indicates a communication problem within the vehicle network,
U18E3
U18E3 indicates a communication error between vehicle control modules.
U18E4
U18E4 indicates a communication issue between vehicle modules.
U18E5
DTC U18E5 indicates a communication issue between the Body Control Module and...
U18E6
U18E6 indicates a communication failure within the vehicle's control modules.
U18E7
U18E7 indicates a communication problem between vehicle control modules,
U18E8
U18E8 indicates a communication failure within the vehicle's Body Control Mod...
U18E9
U18E9 indicates a communication failure between vehicle control modules.
U18EA
U18EA indicates a communication error within the vehicle's control systems,
U18EB
U18EB indicates a communication error in the vehicle's electronic control sys...
U18EC
The U18EC code indicates a communication issue between the Body Control Modul...
U18ED
U18ED indicates a communication error among the vehicle's control modules.
U18EE
U18EE indicates a communication problem between vehicle control modules.
U18EF
Indicates a communication issue within the vehicle's electrical system.
U18F0
DTC U18F0 signifies a communication fault between vehicle control modules.
U18F1
U18F1 indicates a communication failure between vehicle modules,
U18F2
DTC U18F2 signifies a communication error between control modules in your veh...
U18F3
U18F3 indicates a communication failure within the vehicle's ADAS modules.
U18F4
U18F4 indicates a fault in the communication between the vehicle's control mo...
U18F5
The U18F5 code indicates a communication failure between vehicle modules,
U18F6
DTC U18F6 is a diagnostic trouble code that indicates an issue with the vehic...
U18F7
U18F7 indicates a communication error between vehicle control units.
U18F8
U18F8 indicates a communication error between vehicle control modules.
U18F9
U18F9 signifies a communication failure within the vehicle's control modules.
U18FA
The U18FA code signifies a communication failure between the Body Control Mod...
U18FB
U18FB indicates a communication error between vehicle modules.
U18FC
The U18FC code signifies a communication failure within the vehicle's body co...
U18FD
U18FD indicates a communication error between the body control module and oth...
U18FE
U18FE indicates a communication issue between modules in your vehicle's network.
U18FF
U18FF indicates a communication error in vehicle control modules.
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