Why is my Mercedes Sprinter losing so much power?
It was fine a week ago, now the problem is back and it can be a pain in traffic as I have to keep revving the engine to prevent it from switching off and the max RPM 3000 when it is running. Its an on and off problem, its fine for a bit then it occurs again.
How is fuel supply controlled in a sprinter?
In low speed operation, it is under fuel quantity supply control all conducted by the Quantity Control Valve found on the HP pump–a round cotton reel like unit. You can see it with the hood raised & peering at the pump!
What’s the max rpm on a Mercedes Sprinter?
Im clueless on what can be done, so please if you’ve ever experienced the problem with the error code P0252 on your sprinter, please share your knowledge. 3000 RPM MAX when stationary is normal. .
What does limp home mean on Mercedes Sprinter?
Mercedes Sprinter Turbo – Limp Home (LHM) Diagnostics. You will probably read a great deal on the internet regarding the issues surrounding your Sprinter lapsing into limp-home mode without showing any EML (Engine Management Warning Lamp).
What to do if your Mercedes Sprinter has a split pipe?
Check vac supply to this device observing and rectifying any split or leaking pipework. Once good vacuum supply has been determined, with the ignition off (no power to the valve and no vacuum present) the route of vacuum should be blocked by the valve to the turbo actuator.
How to tell if a Mercedes Sprinter has a fault?
If no control voltage is present look for a break in the wiring from the valve to the ECU. Trace back the wires to the ECU connector and prove continuity exists from the ECU connector to the valve. Pin outs and wire colours are given in the included diagrams.
What should I do if my Mercedes Sprinter has no vacuum?
Once good vacuum supply has been determined, with the ignition off (no power to the valve and no vacuum present) the route of vacuum should be blocked by the valve to the turbo actuator.