Removing and installing fuel pump pack - RA07041045770X (07.4-5770)
WARNING: This page does not describe the selected car, but rather 42 other vehicles, including the 1999 Mercedes-Benz S600, 1999 Mercedes-Benz S500, 1999 Mercedes-Benz S420, 1999 Mercedes-Benz S320, and 1999 Mercedes-Benz CL600. However, it is still accessible from the selected car via links, so may be relevant.
Operation No. of operation texts and operation values or standard texts and flat rates
07-5770
Pay attention to safety instructions! |
|
| Overpressure in fuel tank | reduce by opening pressure cap, closing. |
| Ground cable at battery | disconnect, connect. |
| Cover (69) | take off, fit on. |
| Fuel suction hose (53) and fuel pressure hose (52) | pinch with clamp (51) 000 589 40 37 00, slacken clamp. |
| Electric cables of fuel pumps (M3m1, M3m2) | disconnect, connect. Pull off protective caps for this purpose, fit on.
NOTE:
Positive cable M4 connection thread. Negative cable M5 connection thread.
|
| Hose clip (arrow) | slacken at fuel suction hose (53), tighten. |
| Fuel suction hose (53) at fuel pump 1 (M3m1) | press off, fit on. Collect remaining fuel. |
| Fuel pressure hose (52) | slacken at fuel pump pack, tighten. |
| Fuel pump pack | detach at rubber block (58), attach. |
| Leaktightness of all connections | examine with engine running. |
Special tool
The fuel pump pack is located on the right ahead of the rear axle on the frame floor looking in direction of travel.