Jan 7, 2016 · One of the first symptoms of a possible problem with the EGR control solenoid is engine performance issues. If the EGR solenoid has any issues, it can cause the finely tuned air fuel ratio to be thrown off. This may result in a decreased power, acceleration, fuel economy, as well as an increase in emissions. 2. Engine pings or knocks. Top Bad EGR Valve Symptoms. 1) Check Engine Warning Light. 2) Poor Engine Performance. 3) Fuel Smell. 4) Rough Idle. 5) Failed Emissions Test. 6) Engine Knock. 7) Surging or Stalling. EGR Valve Replacement Cost. Pressure converter for EGR valve. 2b. Vacuum hose to EGR valve. 2c. EGR valve. 4. Vacuum line. E46 only: 3. Vacuum hose to electropneumatic pressure converter. 3a. Electropneumatic pressure converter. 3b. Vacuum hose to vacuum unit on radiator blind. 3c. Vacuum unit on radiator blind. RA Layout of vacuum hoses (M47 / M57TU) BMW AG - TIS. 12.02. Nov 20, 2020 · Wipe the EGR valve and surrounding area with a microfiber towel. 6. Reinstall the EGR valve cover. Turn off the car and wait for the engine to cool down and then reinstall the EGR valve cover and any other parts that you had to remove to get to the EGR valve itself. 7. Dec 2, 2019 · Owners will be invited to visit their local BMW dealer where the EGR cooler will be inspected. Touring and Gran Turismo (316d, 318d, 320d, 320ed, 325d, 330d, 335d), Identify the root cause before replacing. If possible, check the movement of the valve stem at 1500 to 2000 rpm. The valve stem should move if the valve is functioning correctly – if not, and there’s vacuum, there’s a fault. Apply vacuum directly to the EGR valve using either a hand vacuum pump or scan tool depending on the type of EGR valve. z9Bj.

bmw 320d egr valve replacement