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Home >> Mazda >> 2000 >> MX-5 Miata Base, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0108: Barometric Pressure Circuit High Input >> Condition

DTC P0108: Barometric Pressure Circuit High Input: Condition

PCM monitors voltage from EGR boost sensor when intake air temperature is more than 50°F (10°C) and EGR boost sensor solenoid is turned off (atmospheric pressure is applied to sensor). Code is set when input voltage from EGR boost sensor is more than 4.8 volts. Possible causes are: