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Home >> Jeep >> 2004 >> Grand Cherokee Overland, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Powertrain Diagnostic Procedures >> DRIVEABILITY - Gas - Diagnostic Tests >> P0125-Closed Loop Temp Not Reached >> Possible Causes

Possible Causes

  1. GOOD TRIP EQUAL TO ZERO
  2. LOW COOLANT LEVEL
  3. THERMOSTAT OPERATION
  4. ECT SENSOR
    Fig 1: Diagnosis Procedure - P0125 - Closed Loop Temp Not Reached (Test 1 To 2)
    G00989293Courtesy of DAIMLERCHRYSLER CORP.
    Fig 2: Diagnosis Procedure - P0125 - Closed Loop Temp Not Reached (Test 3 To 4)
    G00989294Courtesy of DAIMLERCHRYSLER CORP.
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