U04B6 - Invalid Data Received From Catalyst Heater Control Module
U04B6 is a generic network/communication diagnostic trouble code indicating Invalid Data Received From Catalyst Heater Control Module. It relates to the System-Specific system.
DTC Breakdown (SAE J2012)
| System | Network/Communication (U) |
| Type | Generic |
| Subsystem | System-Specific |
| Fault Index | B6 |
| Standard | SAE J2012 / ISO 15031-6 |
What does diagnostic code U04B6 mean?
The dtc/">diagnostic trouble code U04B6 represents Invalid Data Received From Catalyst Heater Control Module. This standard generic code points to a monitored fault condition in the vehicle's Network/Communication network.
Detailed diagnostic guides and specific fix procedures for code U04B6 are currently being compiled. Always verify check engine warnings with a qualified mechanic.
Frequently Asked Questions about U04B6
What does U04B6 mean?
The diagnostic trouble code U04B6 represents Invalid Data Received From Catalyst Heater Control Module. This standard generic code points to a monitored fault condition in the vehicle's Network/Communication network.
What is the system for U04B6?
The U04B6 code is located in the vehicle's Network/Communication network.