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Home >> Jeep >> 2005 >> Wrangler Rubicon, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 549 (DTCS P0308 To P0462) >> Diagnosis And Testing >> P0457-Loose Fuel Cap >> Monitor Conditions

Monitor Conditions

WARNING: This page is about a different car, the 2005 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
  1. When Monitored: 

    Ignition on. Ambient Temperature between 4°C and 32°C (39°F and 89°F) Close Loop fuel system. Test runs after the medium leak test is inconclusive and the PCM has senses a fuel increase.

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