Posts: 154. 35d worsening gas mileage - solved- thermostat/fan/EGR cooler - DIY with pics. I have a 2010 e70 35d with about 79,000 miles. Over the past 6 months or so I've noticed a drop in highway mpg from 31-32 to approx 25-26. After checking out a number of forum discussions (particularly bimmerfest and some European 335d forums), I thought
Product Information. This is a BMW DDE SCR (Adblue) , DPF (Diesel particulate filter) and EGR (Exhaust gas recirculation) removal Programming Service for X5 xDrive35d E70 with a M57N2 engine equipped with DDE73 Engine Control Unit. This Service is useful when your engine gives you a warning that it will stop running in 200 miles, and when you
Use a EGR or Carburetor Cleaner to spray the valve and hoses. Reconnect the battery. STEP 4: EGR Valves are made up of various hoses along with the valve. You will want to spray all it it thoroughly and use a suitable brush to remove tough residue. Do NOT spray the electrical sensors with the cleaner.. 806 136 313 417 516 699 442 188