Code Definition

P006C — MAP Turbo/Super Charger Inlet Pressure Mismatch

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

About P006C

P006C is a generic (obd-ii standard) powertrain diagnostic trouble code. It belongs to the P-prefix family of codes, which covers engine, transmission, emissions, or fuel-system faults.

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 P006C 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 P006C fault code is set when the Engine Control Module (ECM) detects a discrepancy or lack of correlation between the Manifold Absolute Pressure (MAP) sensor and the turbocharger or supercharger inlet pressure sensor readings. The MAP sensor measures the pressure in the intake manifold, while the turbocharger or supercharger inlet pressure sensor measures the pressure at the inlet side of the forced induction system. These sensors play a critical role in ensuring the proper operation of the engine and forced induction system by providing data that helps the ECM manage air intake, fuel deli...

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