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 1301-1400 of 4097 total codes
U0XXX Network Communication Systems
U0514
U0514 signifies a communication error between vehicle control modules.
U0515
U0515 indicates a communication issue between vehicle control modules.
U0516
U0516 indicates a communication error between control modules in your vehicle.
U0517
U0517 indicates a communication error between vehicle modules.
U0518
U0518 indicates a communication error in the CAN bus system.
U0519
U0519 indicates a communication error with the power steering control module.
U051A
U051A indicates a communication error between vehicle modules.
U051B
U051B indicates a communication error between control modules in your vehicle.
U051C
U051C indicates a communication error between vehicle control modules.
U051D
U051D indicates a communication error in your vehicle's CAN network.
U051E
U051E indicates a communication error between vehicle modules,
U051F
U051F indicates a communication issue between vehicle control modules.
U0520
U0520 indicates a communication problem between control modules in your vehicle.
U0521
Indicates a loss of communication with the body control module (BCM).
U0522
U0522 means there is a lost communication with the steering angle sensor module.
U0523
U0523 indicates a communication failure between vehicle control modules.
U0524
DTC U0524 means there's a communication issue with the steering column contro...
U0525
U0525 indicates a communication issue between the Engine Control Module and t...
U0526
DTC U0526 indicates a communication issue between the PCM and the steering an...
U0527
DTC U0527 indicates a communication issue between the ECM and the SCCM,
U0528
U0528 indicates a communication failure within the vehicle's control modules.
U0529
U0529 indicates a communication error between the Engine Control Module and t...
U052A
U052A signifies a communication failure between the ECM and steering control ...
U052B
U052B indicates a communication issue between control modules in your vehicle...
U052C
U052C indicates a communication failure between vehicle control modules.
U052D
U052D indicates a communication issue between the Body Control Module and ano...
U052E
U052E indicates a communication error between vehicle control modules.
U052F
The U052F code signifies a communication error with the steering wheel contro...
U0530
U0530 means there's a lost communication with the fuel level sensor.
U0531
DTC U0531 signifies a loss of communication between the OBD system and the Bo...
U0532
U0532 indicates a communication error between vehicle control modules.
U0533
DTC U0533 refers to a communication error with the Power Steering Control Mod...
U0534
U0534 indicates a communication failure between the PCM and the Body Control ...
U0535
U0535 indicates a communication failure with the steering angle sensor.
U0536
DTC U0536 signifies a communication failure with the steering angle sensor,
U0537
U0537 indicates a communication error with the steering angle sensor,
U0538
U0538 signifies a communication error with the Steering Angle Sensor Module,
U0539
U0539 indicates a communication failure with the Body Control Module.
U053A
U053A indicates a communication loss with the Body Control Module.
U053B
U053B indicates a communication issue with the steering wheel control module.
U053C
The U053C code indicates a communication failure between the Body Control Mod...
U053D
U053D indicates a communication error between control modules in your vehicle.
U053E
U053E indicates a communication failure between vehicle control modules.
U053F
U053F indicates a communication failure between control modules.
U0540
U0540 denotes a communication error with the Steering Column Control Module,
U0541
U0541 indicates a lost communication link between the ECM and another control...
U0542
U0542 indicates a loss of communication with the fuel level sensor,
U0543
U0543 indicates a communication failure with the Steering Angle Sensor module.
U0544
DTC U0544 refers to an invalid communication error from the steering angle se...
U0545
U0545 indicates a communication failure between the ECM and BCM,
U0546
U0546 indicates a communication error between vehicle control modules.
U0547
U0547 signifies a communication error between the PCM and other modules,
U0548
Indicates a communication error between vehicle control modules,
U0549
DTC U0549 indicates a communication issue between vehicle control modules.
U054A
U054A indicates a communication fault between vehicle control modules,
U054B
U054B indicates a communication issue between the transmission control module...
U054C
U054C indicates a communication failure between vehicle modules,
U054D
U054D indicates a communication issue within the vehicle control module's net...
U054E
DTC U054E indicates a communication failure between the Powertrain Control Mo...
U054F
U054F indicates a communication error between the steering angle sensor and t...
U0550
U0550 means there's a lost communication issue between vehicle control modules.
U0551
U0551 indicates lost communication with the fuel pump control module,
U0552
U0552 indicates a communication error between control modules in your vehicle.
U0553
U0553 indicates a communication failure with the steering angle sensor.
U0554
U0554 signifies lost communication with the instrument panel cluster,
U0555
U0555 indicates a communication fault between vehicle control modules.
U0556
DTC U0556 signifies a communication error between control modules in your veh...
U0557
U0557 indicates a communication problem between different control modules in ...
U0558
Indicates a communication error between the vehicle's control modules,
U0559
DTC U0559 indicates a communication failure with the steering column control ...
U055A
The U055A code indicates a communication failure between modules in your vehi...
U055B
U055B indicates a communication error with a vehicle control module.
U055C
DTC U055C indicates a communication failure within control modules.
U055D
U055D means a communication error between control modules.
U055E
U055E indicates a communication error between vehicle control modules.
U055F
U055F indicates a communication error in the vehicle's control module.
U0560
DTC U0560 indicates a communication failure between vehicle modules.
U0561
U0561 indicates a communication failure between vehicle control modules.
U0562
DTC U0562 indicates a communication problem between control modules in your v...
U0563
DTC U0563 signifies a communication failure between vehicle control modules.
U0564
DTC U0564 indicates a communication error between vehicle control modules.
U0565
U0565 indicates a communication error between vehicle modules.
U0566
DTC U0566 indicates a communication error between vehicle control modules.
U0567
U0567 indicates a communication failure between vehicle modules.
U0568
U0568 indicates a communication problem between vehicle control modules.
U0569
U0569 indicates a communication error within the vehicle's electronic control...
U056A
U056A indicates a communication issue between control modules in your vehicle.
U056B
U056B indicates a communication error between control modules in your vehicle.
U056C
U056C indicates a communication error between control modules.
U056D
U056D indicates a communication fault between vehicle control modules.
U056E
DTC U056E means there is a communication issue between your vehicle's control...
U056F
U056F indicates a communication problem between vehicle control modules.
U0570
DTC U0570 indicates a communication error between vehicle control modules.
U0571
U0571 indicates a communication error between control modules in your vehicle.
U0572
U0572 indicates a communication failure between the steering angle sensor and...
U0573
DTC U0573 signifies a communication error between vehicle control modules.
U0574
U0574 indicates a communication error between control modules,
U0575
U0575 indicates an issue with communication between vehicle control modules.
U0576
DTC U0576 signals a communication error in the steering column control module.
U0577
U0577 signifies a communication problem between your vehicle's PCM and anothe...
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