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Home >> Chrysler >> 2004 >> Pacifica FWD >> Repair and Diagnosis >> Engine Performance >> System >> Powertrain Diagnostic Procedures >> Diagnostic Procedures >> DRIVEABILITY - NGC - Diagnostic Tests >> P0133-O2 Sensor 1/1 Slow Response, P0139-O2 Sensor 1/2 Slow Response >> Possible Causes
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Possible Causes

  1. GOOD TRIP EQUAL TO ZERO
  2. EXHAUST LEAK
  3. O2 SIGNAL CIRCUIT
  4. O2 RETURN CIRCUIT
  5. O2 SENSOR
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