P2423 - HC Adsorption Catalyst Efficiency Below Threshold Bank 1
P2423 is a generic powertrain diagnostic trouble code indicating HC Adsorption Catalyst Efficiency Below Threshold Bank 1. It relates to the Auxiliary Emission Controls system.
DTC Breakdown (SAE J2012)
| System | Powertrain (P) |
| Type | Generic |
| Subsystem | Auxiliary Emission Controls |
| Fault Index | 23 |
| Standard | SAE J2012 / ISO 15031-6 |
What does diagnostic code P2423 mean?
The dtc/">diagnostic trouble code P2423 represents HC Adsorption Catalyst Efficiency Below Threshold Bank 1. This standard generic code points to a monitored fault condition in the vehicle's Powertrain network.
Detailed diagnostic guides and specific fix procedures for code P2423 are currently being compiled. Always verify check engine warnings with a qualified mechanic.
Frequently Asked Questions about P2423
What does P2423 mean?
The diagnostic trouble code P2423 represents HC Adsorption Catalyst Efficiency Below Threshold Bank 1. This standard generic code points to a monitored fault condition in the vehicle's Powertrain network.
What is the system for P2423?
The P2423 code is located in the vehicle's Powertrain network.