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Mazda
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2004
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B2300 Base, Automatic
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Repair and Diagnosis
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Engine Performance
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Symptom Troubleshooting [Engine]
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Engine OBD II Monitors
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Typical Fuel Monitor Malfunction Thresholds:
Typical Fuel Monitor Malfunction Thresholds:
Lean Malfunction: LTFT > 25%, STFT > 5%.
Rich Malfunction: LTFT < 25%, STFT < 10%.