LEMON Manuals
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Chrysler
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2002
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Neon LE, 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 P0133: 1/1 O2 Sensor Slow Response & DTC P0139: 1/2 O2 Sensor Slow Response
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Possible Causes
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Possible Causes
Intermittent Condition
Exhaust Leak
O2 Sensor Signal Circuit Voltage Drop
O2 Sensor Ground Circuit Voltage Drop
O2 Sensor