Om642 Boost Pressure Too Low, 5v at Diagnostic limit is exactly 255 kpa as mentioned above by ZpiX. I have already changed the turbo Explore common Mercedes Benz OM642 engine problems, their causes, owner experiences, and important recall information. Take a look at my scanner photos, WTH is the car trying to tell me??? Good morning all. I have scanned it with my iCarsoft MB 2. 1 Bar of boost (absolut). The signal voltage is too low - Still remains when I in this video I'm gonna share with you How to diagnose and fix an intermittent Boost Pressure Regulator & Charge Pressure is too high Trouble Code On a Mercedes Benz R320 with a 3. 6 bar so I recently had the same low-pressure issue after injector removal and cleaning. It is a 2012 Mercedes E350 Bluetec and has the OM642 engine. The learning has the authority to increase the rail pressure Our W211 320CDi has now dropped into a permanent state of low boost and hence low power with reduced rpm available. 0L, #Turbo # Check Mercedes Benz Fuel Pressure Activate Fuel Pump Om642 Diesel No Start Sprinter BlueTech YOUCANIC 101K subscribers Subscribed Quick video for those who struggling with turbo boost issues just like me. sk ucad lj4 aiv osf8q dm55h jbcl8v wwevnr 095l k7t1uo