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Mazda
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2003
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MX-5 Miata Base, Automatic
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls - Self-Diagnostics
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Diagnostic Tests
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DTC P0108: BARO Circuit High Input
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Possible Causes
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Possible Causes
Connector or terminal malfunction.
EGR boost sensor malfunction.
EGR boost sensor signal circuit short to reference voltage supply circuit.
Open or short circuit between EGR boost sensor and PCM.
PCM malfunction.