Where is the EGR valve located on a 2007 Nissan Altima?

The EGR valve is located in the engine compartment (underneath the hood). via

Does a 2005 Nissan Altima have a EGR valve?

EGR valves available for the following Nissan Altima years: 2006, 2005, 2004, 2001, 2000, 1999, 1998, 1997, 1996, 1995, 1994, 1993, 06, 05, 04, 01, 00, 99, 98, 97, 96, 95, 94, 93. This part is also sometimes called Nissan Altima EGR Valves. via

What is Nissan EGR?

The EGR (Exhaust Gas Recirculation) valve helps lower the car's exhaust emissions (gases from the tailpipe). It recirculates the portion of the gasses coming out of the engine by putting in back into the intake manifold, where the engine can burn it again, thereby reducing the emissions. via

What is EGR valve function?

The function of the EGR valve is to control the flow of exhaust gas being recirculated depending on the engine load. via

What is P0400 code mean?

Diagnostic trouble code (DTC) P0400 code stands for “Exhaust Gas Recirculation (EGR) Flow Malfunction.” It is triggered when the flow of exhaust gas recirculation is lower than what the powertrain control module (PCM) expects. via

What are symptoms of EGR failure?

What are the symptoms of a failing EGR valve?

  • Your engine has a rough idle.
  • Your car has poor performance.
  • You have increased fuel consumption.
  • Your car frequently stalls when idling.
  • You can smell fuel.
  • Your engine management light stays on.
  • Your car produces more emissions.
  • You hear knocking noises coming from the engine.
  • via

    What happens if EGR valve is blocked?

    If the EGR system is clogged up, or the valve is stuck closed, the combustion temperature increases. This may cause pinging (detonation), as well as surging on light acceleration. In a diesel engine, a bad EGR valve is one of the causes of a black smoke. The Check Engine light might also come on in either case. via

    Does EGR damage engine?

    So not only does EGR hamper performance by coating and then shrinking the size of the intake path, but it is also hard on engine oil, and even degrades the coolant that is used to cool off the exhaust gases passing through the EGR cooler. via

    Can I drive with P0400 code?

    It really depends on the cause. If the code P0400 is caused by some minor issue like a faulty EGR temperature sensor and the EGR system works properly, there should be no problem driving. via

    Can you bypass an EGR valve?

    There are several options available to you when it comes to the EGR valve. You can replace the valve with a new one. You can clean your valve with carb cleaner and refit it. Or, you can blank or bypass the valve completely. via

    How do I fix code p0401? (video)


    How much does an EGR Clean cost?

    Parts pricing varies widely - it really does depend on the vehicle make and model - and to replace an EGR valve can cost between $100 to $1000. Some EGR valves can be priced at over $1000, and that's just for the unit, not including fitment. via

    How do you change an EGR valve? (video)


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