Fuel cap a bad fuel cap can cause the code to be thrown for sure.
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If you are getting that message plus a p0456 it may save you a ton of time and money to replace the fuel cap and see if it goes away.
This quick how to video will help you save time and money.
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1 0 the cost to diagnose the p0457 jeep code is 1 0 hour of labor.
Gas caps are relatively inexpensive and are often the fix for code jeep p0456.
What is the cost to diagnose the p0457 jeep code labor.
However it should be noted that damage to the gas cap or deterioration of its components are not always noticeable.
If your gas cap was not loose and you do not see any indications of failure try replacing the gas cap anyways and clearing the codes.
You can either tighten the cap and wait for the system to reset itself when it determines the problem is fixed or you can use an obd ii code scanner to manually reset the system.
Often you ll get a message informing you that the fuel cap is off even when it is on.
This video goes trough few things you should do before replacing the gas cap on your vehicle.
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The auto repair labor rates vary widely across the country and even within the same city.
In this diy segment i will show you how to install the mopar locking gas cap that can be keyed to your factory ignition key.
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Most auto repairs shops charge between 75 and 150 per hour.