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P2407 is a diagnostic trouble code (DTC) for "Evap Leak Detection Pump Sense Circuit Intermittent/Erratic". This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Our certified mobile mechanics can come to your home or office to perform the Check Engine Light diagnostic for $154.99 . Once we are able to diagnose the problem, you will be provided with an upfront quote for the recommended fix and receive $50.0 off as a credit towards the repair. All our repairs are backed by our 12-month / 12,000-mile warranty.
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Evap leak detection pump sense circuit intermittent/erratic
This trouble code indicates that the powertrain control module has detected a malfunction with the leak sensing portion of the emissions control system.
Some potential causes of this trouble code include:
Symptoms of this trouble code that the driver may experience would include: * A Check Engine Light
A mechanic may begin diagnosing this trouble code by first checking the gas cap and performing a visual inspection of the emissions system. This includes checking wiring, connectors, and vacuum lines to make sure they are all intact. Next the mechanic would test the leak detection pump and the purge valve using the manufacturer’s recommended procedure. Afterwards, the mechanic would check the fuel pressure sensor to ensure that it is functioning properly.
If the cause of this issue has not been located after all of these tests have been performed, it is possible that the powertrain control module could be the issue. The mechanic would test the powertrain control module using a high tech scan tool. After all tests have been performed, the mechanic would relay his/her findings over to the customer to make an informed repair decision.
A common mistake that could be made when diagnosing this trouble code is replacing the evap leak detection pump without properly testing it. The manufacturer releases diagnostic procedures that should always be followed when diagnosing a check engine light. These procedures will let you know what to do and what not to do.
This trouble code is not very serious because the only symptom that will happen from this code is a stored check engine light. However, it is always best to have a check engine light diagnosed and repaired as soon as possible.
Repairs that can potentially fix this trouble code would include:
It is a good idea to run a complete fuel system cleaning through your engine from time to time. This well help remove any carbon deposits that may have built up in the fuel and emissions control system. Keeping these lines clear will help to prevent trouble codes such as this one.
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