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Jeep
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2022
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Cherokee Limited, 2.0L Eng VIN N
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Repair and Diagnosis
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Engine Performance
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System
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2.0L - DTCS P2138 To P2271
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Diagnosis And Testing
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P2237-O2 Sensor 1/1 Pump Cell Current Circuit/Open
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Default Action
Default Action
MIL is illuminated on the second consecutive trip that the diagnostic fails.
The MIL will be turned off on the third consecutive trip that the diagnostic passes.