P04F3 - Catalyst Heater Supply Voltage Bank 2
P04F3 is a generic powertrain diagnostic trouble code indicating Catalyst Heater Supply Voltage Bank 2. It relates to the Auxiliary Emission Controls system.
DTC Breakdown (SAE J2012)
| System | Powertrain (P) |
| Type | Generic |
| Subsystem | Auxiliary Emission Controls |
| Fault Index | F3 |
| Standard | SAE J2012 / ISO 15031-6 |
What does diagnostic code P04F3 mean?
The dtc/">diagnostic trouble code P04F3 represents Catalyst Heater Supply Voltage Bank 2. 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 P04F3 are currently being compiled. Always verify check engine warnings with a qualified mechanic.
Frequently Asked Questions about P04F3
What does P04F3 mean?
The diagnostic trouble code P04F3 represents Catalyst Heater Supply Voltage Bank 2. This standard generic code points to a monitored fault condition in the vehicle's Powertrain network.
What is the system for P04F3?
The P04F3 code is located in the vehicle's Powertrain network.