2007 ML 320 cdi fuel pump lock ring installation

10-31-2021, 06:41 PM

#1

kalilu

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2003 s600 5.5L

2007 ML 320 cdi fuel pump lock ring installation

Happy Halloween to all,
Do anyone know any trick how to install a lock ring cap on the fuel pump with out leaking. I change the fuel pump but the fuel keep leaking after installation.

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11-01-2021, 10:23 AM

#2

Plutoe

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1999 E300TD

thats because you did it wrong go to MB WIS for the correct instructions

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11-01-2021, 11:18 AM

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Maj. Dundee

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2002 ML 320 & 2006 ML500

You need a new ring nut and a prong wrench and the ring nut must be tightened to 81 ft. lbs.

Attached Files

R&I Fuel Pump ALL #1.pdf (127.1 KB, 64 views)

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11-01-2021, 05:45 PM

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kalilu

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2003 s600 5.5L

I will order new mounting cap and thread ring. Thanks for the attachment.

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11-02-2021, 04:35 AM

#5

Maj. Dundee

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2002 ML 320 & 2006 ML500

Quote:

Originally Posted by kalilu

I will order new mounting cap and thread ring. Thanks for the attachment.

But you do not mention getting the prong wrench. The prong wrench must be attached to a torque wrench to obtain 81 ft. lbs.

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