P2491 - EGR Cooler Bypass Control Circuit High Bank 2
P2491 is a generic powertrain diagnostic trouble code indicating EGR Cooler Bypass Control Circuit High 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 | 91 |
| Standard | SAE J2012 / ISO 15031-6 |
What does diagnostic code P2491 mean?
The dtc/">diagnostic trouble code P2491 represents EGR Cooler Bypass Control Circuit High 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 P2491 are currently being compiled. Always verify check engine warnings with a qualified mechanic.
Frequently Asked Questions about P2491
What does P2491 mean?
The diagnostic trouble code P2491 represents EGR Cooler Bypass Control Circuit High Bank 2. This standard generic code points to a monitored fault condition in the vehicle's Powertrain network.
What is the system for P2491?
The P2491 code is located in the vehicle's Powertrain network.