Operation CHARM
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Mazda
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1997
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626 DX L4-2.0L DOHC
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Repair and Diagnosis
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Powertrain Management
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Computers and Control Systems
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Sensors and Switches - Computers and Control Systems
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Pressure Feedback Exhaust Sensor
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Description and Operation
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With Manual Transaxle
With Manual Transaxle
EGR BOOST SENSOR
Detects EGR pipe pressure or barometric pressure and sends signal to ECM.
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For EGR check control.