Technical Definition:

Manifold Absolute Pressure (MAP) / Mass Air Flow (MAF) Throttle Position Correlation at Higher Load

Technical Description:

Possible Causes:

Possible Symptoms:

Manifold Absolute Pressure/Mass Air Flow

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

– Large vacuum leak on the engine
– Faulty Manifold Pressure (MAP) sensor
– Faulty Throttle Position Sensor (TPS)
– Faulty Engine Control Module (ECM)

Specific Makes: