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Home >> Jeep >> 2004 >> Wrangler X, Standard >> Repair and Diagnosis >> Electrical >> Starter >> Powertrain Diagnostic Procedures >> DRIVEABILITY - Gas >> 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 >> Possible Causes
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Possible Causes

  1. GOOD TRIP EQUAL TO ZERO
  2. EXHAUST LEAK
  3. RESISTANCE IN THE O2 SENSOR SIGNAL CIRCUIT
  4. RESISTANCE IN THE (K4) SENSOR GROUND CIRCUIT
  5. O2 SENSOR
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