Powertrain: engine, transmission and driveline systems.
2
Generic SAE-standard code: same meaning on every make.
3E8
Specific fault index within the subsystem.
Frequently asked questions about P23E8
What does P23E8 mean?
EGR C Flow Excessive Detected. The control module detected that the measured EGR C flow was higher than the value expected for the commanded state.
Is P23E8 generic or manufacturer-specific?
P23E8 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P23E8 at file level?
If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry and, where the ECU needs it, corrects the checksum too. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.
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