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Jeep
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2004
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Wrangler SE, Automatic
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Repair and Diagnosis
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Electrical
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Starter
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Powertrain Diagnostic Procedures
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DRIVEABILITY - Gas
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DTC P0133: O2 Sensor 1/1 Slow Response, DTC P0139: O2 Sensor 1/2 Slow Response, DTC P0153: O2 Sensor 2/1 Slow Response, DTC P0159: O2 Sensor 2/2 Slow Response
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Possible Causes
Possible Causes
GOOD TRIP EQUAL TO ZERO
EXHAUST LEAK
RESISTANCE IN THE O2 SENSOR SIGNAL CIRCUIT
RESISTANCE IN THE (K4) SENSOR GROUND CIRCUIT
O2 SENSOR