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P02E4
Diesel Intake Air Flow Control Stuck Open
Generic · engine
Data confidence
85%
The control module determined that the Diesel Intake Air Flow Control did not change state as commanded and appears stuck.
TuningBot DTC Database · v4.37.14
P02E4 Diesel Intake Air Flow Control Stuck Open
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P02E4 means
Related and nearby codes
How to read P02E4
P
Powertrain: engine, transmission and driveline systems.
0
Generic SAE-standard code: same meaning on every make.
2E4
Specific fault index within the subsystem.
Frequently asked questions about P02E4
What does P02E4 mean?
Diesel Intake Air Flow Control Stuck Open. The control module determined that the Diesel Intake Air Flow Control did not change state as commanded and appears stuck.
Is P02E4 generic or manufacturer-specific?
P02E4 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P02E4 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.
Other file services
Understand the system behind this code: Diagnostic Strategy and DTC Logic