What is the diagnostic code for EVAP leak detection pump?
P2402 is a diagnostic trouble code (DTC) for “EVAP Leak Detection Pump Control Circuit High”.
What does p2404 mean on leak detection pump?
P2404 Meaning. The Engine Control Module (ECM) checks power consumption on the Leak Detection Pump. The Diagnostic Trouble Code (DTC) can be diagnosed when the leak diagnostic system is run. A diagnostic trouble code is stored if the current consumption of the pump in the Leak Detection Pump unit varies too much during the reference phase.
How does leak detection system check power consumption?
The Engine Control Module ( ECM) checks power consumption on the Leak Detection Pump. The Diagnostic Trouble Code (DTC) can be diagnosed when the leak diagnostic system is run. A diagnostic trouble code is stored if the current consumption of the pump in the Leak Detection Pump unit varies too much during the reference phase.
What is the code for the evaporative pump?
Code P2402 for the evaporative pump is drawing more amps than specified. This is common on higher mileage vehicles after the pump has gotten worn or if the pump relay sticks on and runs the motor continuously until the pump burns out. Test for this when replacing the bad pump.
Can a bad leak detection pump be replaced?
If the cause is a bad evaporative leak detection pump, the bad one can be removed from your car, and then replaced with a new evaporative leak detection pump. Based on the condition of the entire Evaporative Emissions Control System, your mechanic may also recommend replacing some of those components as well.
P2402 is a diagnostic trouble code (DTC) for “EVAP Leak Detection Pump Control Circuit High”.
Can a bad leak detection pump cause a smog test?
A bad evaporative leak detection pump can cause your vehicle to fail a smog test. Many factors can cause a bad evaporative leak detection pump, but there is a single warning sign of a bad evaporative leak detection pump: Your Check Engine Light illuminates.
How does the evaporative leak detection system work?
A key part of the Evaporative Emissions Control System is the evaporative leak detection pump. By pressurizing the fuel system, the evaporative leak detection pump allows the engine computer to detect any leaks which may be permitting gas vapors to escape.
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.
How to find out if your car has a p2407 code?
YourMechanic offers certified mobile mechanics who will come to your home or office to diagnose and repair your vehicle. Get a quote and book an appointment online or speak to a service advisor at 1-800-701-6230. No more waiting rooms! Our mechanics will come to you to diagnose and fix the P2407 code.
How to diagnose an OBD-II trouble code?
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.