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 5601-5700 of 8192 total codes
U1XXX Network Communication Systems
U15E0
U15E0 indicates a communication failure in the vehicle's network,
U15E1
The U15E1 code indicates a communication fault within the vehicle's control m...
U15E2
U15E2 indicates a communication error between vehicle control modules.
U15E3
DTC U15E3 indicates a communication issue in the vehicle's control modules,
U15E4
Indicates a communication issue between the vehicle's control modules,
U15E5
U15E5 indicates a communication issue between control modules in your vehicle.
U15E6
U15E6 indicates a communication error between control modules in your vehicle.
U15E7
DTC U15E7 indicates a communication error in the Body Control Module.
U15E8
The U15E8 code indicates a communication issue between electronic modules in ...
U15E9
U15E9 indicates a communication failure between vehicle control modules.
U15EA
U15EA indicates a communication issue between vehicle control modules.
U15EB
The U15EB diagnostic trouble code (DTC) is a communication issue that typical...
U15EC
U15EC indicates a communication issue within your vehicle's control modules.
U15ED
The U15ED diagnostic trouble code (DTC) indicates a communication issue betwe...
U15EE
U15EE indicates a communication issue between the body control module and oth...
U15EF
U15EF indicates a communication failure between vehicle control modules,
U15F0
U15F0 indicates a communication error between vehicle control modules.
U15F1
U15F1 indicates a communication error between vehicle control modules.
U15F2
U15F2 indicates a communication issue between vehicle control modules.
U15F3
U15F3 indicates a communication issue within the vehicle's control modules,
U15F4
U15F4 indicates a communication failure within the vehicle's safety systems.
U15F5
Indicates one or more modules in your vehicle are having trouble communicatin...
U15F6
DTC U15F6 indicates a communication failure between the power steering contro...
U15F7
U15F7 indicates a communication failure between vehicle control modules.
U15F8
U15F8 indicates a communication error between the control modules in your veh...
U15F9
U15F9 indicates a communication failure in the vehicle's network.
U15FA
U15FA indicates a communication error between vehicle control modules,
U15FB
U15FB indicates a communication failure between control modules in the vehicle.
U15FC
U15FC indicates a communication issue between the PCM and the steering column...
U15FD
The U15FD code signifies a communication error between the BCM and other cont...
U15FE
DTC U15FE is a communication error code indicating a problem within the vehic...
U15FF
U15FF indicates a communication error between vehicle control modules.
U1600
The U1600 code signals a communication failure between the engine control mod...
U1601
The U1601 code signals a communication failure between vehicle control modules.
U1602
U1602 indicates a communication error between the ECM and other control modules.
U1603
DTC U1603 indicates a communication error between the engine and body control...
U1604
U1604 signifies a communication failure between the vehicle's control modules.
U1605
DTC U1605 signifies a communication error in the vehicle's CAN bus system.
U1606
U1606 indicates a communication failure within the vehicle's control modules,...
U1607
Indicates a communication bus fault within the vehicle's control systems.
U1608
U1608 indicates a communication failure between the engine and transmission c...
U1609
U1609 indicates a communication issue between vehicle control modules.
U160A
U160A indicates a communication error between the vehicle's control modules.
U160B
The U160B code indicates a problem with communication between the transmissio...
U160C
U160C indicates a communication failure between the engine control module and...
U160D
U160D indicates a communication error between modules in your vehicle's network.
U160E
U160E indicates a communication error between vehicle control modules.
U160F
U160F indicates a communication issue in the vehicle's control modules.
U1610
U1610 indicates a communication error between vehicle control modules.
U1611
U1611 indicates a communication issue between the Transmission Control Module...
U1612
U1612 indicates a communication fault between the TCM and ECM.
U1613
U1613 signifies a communication error between the TCM and ECM in your vehicle.
U1614
U1614 indicates a communication error between the engine and transmission con...
U1615
DTC U1615 indicates a communication failure between the engine and transmissi...
U1616
U1616 indicates a communication error between vehicle control modules.
U1617
U1617 indicates a communication error between the vehicle's control modules,
U1618
U1618 indicates a communication error between the engine and transmission con...
U1619
U1619 indicates a communication error among vehicle control modules.
U161A
The U161A code indicates a communication problem between vehicle modules.
U161B
U161B indicates a communication fault in the vehicle's CAN bus system.
U161C
U161C indicates a communication error between the transmission control module...
U161D
U161D signifies a communication error between the transmission control module...
U161E
U161E indicates a communication error between vehicle control modules,
U161F
DTC U161F indicates a communication failure between the vehicle's control mod...
U1620
U1620 indicates a communication failure between control modules.
U1621
U1621 indicates a communication error between vehicle control modules.
U1622
DTC U1622 denotes a communication issue between vehicle control modules,
U1623
DTC U1623 indicates a communication issue between the steering angle sensor a...
U1624
U1624 indicates a communication fault between the ECM and TCM.
U1625
DTC U1625 signifies a communication failure between vehicle control modules,
U1626
U1626 indicates a communication failure within the vehicle's data bus system.
U1627
U1627 indicates a communication failure between vehicle control modules.
U1628
U1628 indicates a communication error between your vehicle's control modules,...
U1629
U1629 indicates a communication error within the vehicle network.
U162A
U162A indicates a communication issue between vehicle modules,
U162B
U162B indicates a communication failure between vehicle control units.
U162C
U162C indicates a communication issue between vehicle control modules.
U162D
U162D indicates a communication problem between vehicle control modules.
U162E
U162E indicates a communication issue within the vehicle's control modules.
U162F
U162F signifies a communication failure between the Body Control Module and o...
U1630
The U1630 code signifies a communication error between the body control modul...
U1631
U1631 indicates a communication failure between control modules,
U1632
U1632 indicates a communication failure between control modules in your vehicle.
U1633
Indicates there is a disruption in the data flow between the modules,
U1634
The U1634 code signifies a communication error between the engine control mod...
U1635
U1635 indicates a communication error with the Body Control Module.
U1636
U1636 indicates a communication error between vehicle modules,
U1637
U1637 indicates a communication fault within the vehicle's CAN bus system.
U1638
U1638 indicates a communication error in your vehicle’s network,
U1639
U1639 indicates a communication error between vehicle control modules,
U163A
U163A indicates a communication error between the body control module and oth...
U163B
U163B indicates a fault in the vehicle's communication bus, affecting module ...
U163C
U163C indicates a communication failure between vehicle modules,
U163D
U163D indicates a communication problem between vehicle modules.
U163E
U163E indicates a communication failure between vehicle control modules,
U163F
U163F indicates a communication error between the ECM and other modules,
U1640
U1640 indicates a communication problem between control modules in your car.
U1641
U1641 indicates a communication issue with a vehicle module.
U1642
U1642 indicates a communication error between control modules,
U1643
DTC U1643 indicates a communication problem between the Engine Control Module...
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