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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Oxygen Sensor
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Testing and Inspection
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Component Testing
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Without Scan Tool
Without Scan Tool
The OEM service manual does not provide a procedure for
Oxygen sensor
diagnosis without a scan tool.