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 5801-5900 of 8192 total codes
U1XXX Network Communication Systems
U16A8
U16A8 indicates a communication error between vehicle control modules.
U16A9
U16A9 signifies a communication error between vehicle control modules.
U16AA
U16AA indicates a communication failure in the Body Control Module,
U16AB
U16AB indicates a communication error between vehicle control modules.
U16AC
U16AC indicates a communication issue between vehicle control modules.
U16AD
U16AD indicates a communication issue between the body control module and oth...
U16AE
U16AE indicates a communication error in the Body Control Module.
U16AF
U16AF indicates a communication fault within the vehicle's electronic control...
U16B0
U16B0 indicates a communication error between control modules,
U16B1
U16B1 refers to a communication failure in the CAN bus system,
U16B2
U16B2 indicates a communication fault between vehicle modules.
U16B3
U16B3 indicates a communication error between the Body Control Module and oth...
U16B4
The U16B4 code indicates a communication fault between the Body Control Modul...
U16B5
U16B5 indicates a communication error between vehicle control modules.
U16B6
U16B6 signifies a communication error between vehicle control modules.
U16B7
DTC U16B7 indicates a communication failure between the Body Control Module a...
U16B8
U16B8 signifies a communication error between control modules in your vehicle...
U16B9
U16B9 indicates a communication issue within the vehicle's electronic systems.
U16BA
U16BA indicates a communication failure within the vehicle's network of contr...
U16BB
DTC U16BB indicates a communication fault between the Body Control Module and...
U16BC
U16BC indicates a communication error within the vehicle's network.
U16BD
U16BD indicates a communication error between the Body Control Module and the...
U16BE
DTC U16BE signifies a communication error within the vehicle's electronic sys...
U16BF
U16BF indicates a communication issue within the vehicle's body control module.
U16C0
U16C0 indicates a communication error between the steering angle sensor and o...
U16C1
U16C1 refers to a communication issue within the vehicle’s network,
U16C2
U16C2 indicates a communication failure between vehicle modules.
U16C3
Indicates a communication issue within the vehicle's network, primarily affec...
U16C4
U16C4 indicates a communication error in the vehicle's diagnostic network.
U16C5
U16C5 indicates a communication issue within the vehicle’s electronic system,...
U16C6
U16C6 indicates a communication malfunction between vehicle control modules.
U16C7
U16C7 indicates a communication issue between the ECM and another ECU.
U16C8
DTC U16C8 signifies a communication error among vehicle modules in Ford vehic...
U16C9
U16C9 indicates a communication error between vehicle control modules.
U16CA
U16CA indicates a communication issue within your vehicle's control modules.
U16CB
Indicates a communication issue within the vehicle's control modules,
U16CC
The U16CC diagnostic trouble code (DTC) indicates a communication issue betwe...
U16CD
U16CD indicates a communication issue between control modules in your vehicle.
U16CE
U16CE indicates a communication error between the vehicle’s control modules.
U16CF
The U16CF code indicates a communication failure between the body control mod...
U16D0
U16D0 indicates a communication error between vehicle control modules.
U16D1
DTC U16D1 signifies a communication failure between the body control module a...
U16D2
U16D2 indicates a communication error between control modules,
U16D3
DTC U16D3 indicates a communication issue between the body control module and...
U16D4
U16D4 indicates a communication error between vehicle control modules.
U16D5
U16D5 indicates a communication fault in the vehicle's control modules,
U16D6
U16D6 indicates a communication error between vehicle control modules.
U16D7
U16D7 indicates a communication error between vehicle modules.
U16D8
U16D8 indicates a communication failure between control modules in your vehicle.
U16D9
U16D9 indicates a fault in the vehicle's communication network,
U16DA
U16DA signifies a communication issue between vehicle control modules.
U16DB
U16DB indicates a communication error between vehicle modules.
U16DC
U16DC indicates a communication issue between vehicle control modules,
U16DD
U16DD indicates a communication failure in the vehicle's electronic control u...
U16DE
U16DE indicates a communication error between vehicle control modules,
U16DF
U16DF indicates a communication error between control modules in your vehicle.
U16E0
U16E0 indicates a communication error between the BCM and other components.
U16E1
U16E1 indicates a communication error between control modules in your vehicle...
U16E2
The U16E2 code indicates a communication issue within the vehicle's electroni...
U16E3
U16E3 indicates a communication failure between vehicle control modules.
U16E4
U16E4 indicates a communication error within the vehicle's body control module.
U16E5
U16E5 indicates a communication issue between vehicle control modules.
U16E6
U16E6 indicates a communication problem between the Body Control Module and o...
U16E7
U16E7 indicates a communication error between vehicle control modules.
U16E8
U16E8 indicates a communication error between control modules in GM vehicles.
U16E9
U16E9 indicates a communication issue within the vehicle's network of control...
U16EA
U16EA indicates a communication failure between electronic modules in your ve...
U16EB
U16EB indicates a communication issue between the Body Control Module and oth...
U16EC
DTC U16EC indicates a communication issue within the vehicle's control modules.
U16ED
U16ED is a communication error code related to the body control module.
U16EE
The U16EE code signifies a communication error between the Body Control Modul...
U16EF
The U16EF code indicates a communication failure between control modules in y...
U16F0
U16F0 indicates a communication error between vehicle control modules.
U16F1
Indicates the BCM is unable to communicate effectively with other modules,
U16F2
U16F2 indicates a communication malfunction between vehicle control modules,
U16F3
U16F3 indicates a communication fault between vehicle modules.
U16F4
U16F4 signifies a communication failure in the body control module.
U16F5
U16F5 indicates a communication issue between vehicle modules,
U16F6
DTC U16F6 indicates a communication fault between the Body Control Module and...
U16F7
U16F7 indicates a communication problem between vehicle modules,
U16F8
U16F8 indicates a communication problem between vehicle modules.
U16F9
U16F9 indicates a communication error in the vehicle's control modules.
U16FA
U16FA indicates a communication issue between control modules in your vehicle...
U16FB
U16FB indicates a network communication issue within your vehicle's CAN bus s...
U16FC
U16FC indicates a communication problem between vehicle control modules.
U16FD
U16FD indicates a communication problem between the Body Control Module and o...
U16FE
U16FE indicates a communication error between vehicle modules,
U16FF
DTC U16FF indicates a communication fault between vehicle control modules.
U1700
U1700 indicates a communication fault in the vehicle's control modules.
U1701
DTC U1701 indicates a communication failure between the vehicle's control mod...
U1702
U1702 indicates a communication issue between vehicle control modules.
U1703
U1703 indicates a communication error between vehicle modules,
U1704
DTC U1704 indicates a communication issue between vehicle control modules,
U1705
U1705 indicates a communication error between vehicle modules,
U1706
U1706 signifies a communication error within the vehicle's CAN network,
U1707
U1707 indicates a communication error between vehicle control modules.
U1708
Indicates nd troubleshooting.
U1709
U1709 indicates a communication failure between vehicle control modules.
U170A
Indicates your vehicle might not function as intended, potentially resulting ...
U170B
U170B signifies a communication error between vehicle control modules,
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