Code Definition

P02EB — Diesel Intake Air Flow Control Motor Current Range/Performance

System: Powertrain  |  Type: Generic (OBD-II Standard)  |  Make: Holden

About P02EB

P02EB is a generic (obd-ii standard) powertrain diagnostic trouble code recorded for Holden vehicles. It belongs to the P-prefix family of codes, which covers engine, transmission, emissions, or fuel-system faults.

When P02EB is stored, the module has detected a signal or supply voltage lower than the expected operating range; and a plausibility fault — the measured value is in the electrical range but is not consistent with expected operating behaviour.

Scanning & clearing: A generic OBD-II scan tool will usually read and clear powertrain (P) codes. For live data, freeze-frame capture, and bi-directional tests you may need a more capable scan tool that supports the vehicle's ECM protocol.

Because P02EB is a generic OBD-II code, its base definition is shared across manufacturers. The specific diagnostic steps, reference values, and repair procedures can vary by vehicle, and the TaT Diagnostic Assistant includes verified procedures submitted by working technicians.

Code Information

The engine control module (ECM) continuously monitors the current drawn by the diesel intake air flow control motor (also known as the intake air flow valve actuator) during both the Key On self test and active airflow modulation, for example during DPF regeneration or idle speed control. The actuator is a motor driven valve in the intake tract that throttles incoming air to control airflow for emissions functions and smooth engine shut down. DTC P02EB is set when the measured motor current deviates above or below the manufacturer's predefined thresholds, indicating the actuator is drawing too...

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