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I have a 2000 Mitsubishi Galant and my check engine light code came up as P1400. Do you know what this means?
I have a 2000 Mitsubishi Galant and my check engine light code came up as P1400. Does anyone know what this means and how I can fix it?
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- dougrosedougroseLv 41 decade agoFavorite Answer
manifold differential pressure sensor circuit malfunction possibly just bad sensor or vacuum leak
Source(s): tech over 20 years - Anonymous1 decade ago
DTC P1400: Manifold Differential Pressure Sensor Circuit Mal
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