Powertrain: engine, transmission and driveline systems.
2
Generic SAE-standard code: same meaning on every make.
1E7
Specific fault index within the subsystem.
Frequently asked questions about P21E7
What does P21E7 mean?
Cylinder 6 Injector B Circuit High. The control module detected that the signal in the Cylinder 6 Injector B circuit stayed above the expected operating range.
Is P21E7 generic or manufacturer-specific?
P21E7 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P21E7 at file level?
If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.
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