EMISSION CONTROL SYSTEM (w/ EGR System with EGR Cooler) ON-VEHICLE INSPECTION

Tech Tips

In a malfunction where the EGR system is always on, black or white smoke may emit from the exhaust pipe.

If this occurs, inspect the EGR system Click here.


  1. CHECK FOR LEAKS


    1. A01E03Q

      Visually check that the hoses, connections and gaskets have no cracks, leaks or damage.

      Note


      • Detachment or other problems with the engine oil dipstick, filler cap, PCV hose and other components may cause the engine to run improperly.


      • Air suction caused by disconnections, looseness or cracks in the parts of the air induction system between the throttle body and cylinder head will cause engine failure or engine malfunctions.

      If the result is not as specified, replace parts as necessary.

  2. CHECK VACUUM PUMP ASSEMBLY


    1. Check the vacuum pump Click here.