Fitting
Instructions
MATERIALS
A 1 Main Crossbar
B 4 M10 x 40 x 1.5 Bolts, Lock Washer and Flat Washers (25mm OD)
D 2 Side Arm Assembly
F 8 M10 x 40 x 1.5 Bolts, Flat Washers (25mm OD) and Nyloc Nuts.
G 2 Nut Retainers and M12 x 1.75mm Square Nuts.
H 2 M12 x 45 x 1.75 Bolts, Lock Washer and Flat Washers (30mm OD)
ZE 1 Electrical Plate (SEP M)
For use with either
MR46 Flange neck option – ZF3007. Note: This towbar must be used with either a Witter Towball (part number Z11) or Class
A50-1 or A50-X towball, which dimensionally conforms to A50-1 with a 'D' and 'S' value greater than or equal to that of the towbar.
MR46Q Detachable neck option – ZQ3007. Please refer to ZQ fitting instructions for installation
FITTING
1.
Remove the boot mat and the storage bin from the boot, and remove plastic trim from the rear panel via 2 nuts.
Remove the rear lights, nuts within the boot, 3 each side.
2.
To remove bumper, undo 2 nuts from inside the rear panel, 1 screw and two plastic clips for wheel arch lining and 1 Tip
3.
screw.. From underside remove 2 bolts and 4 screws. Pull rearward disconnecting parking sensor plugs.
4.
Remove inner crash beam , and remove the mouthing point plugs from inside the boot chassis rails.
Before inserting side arms (D) into chassis rail. Temporarily fit main crossbar (A). Using as template cut a slot into the
5.
two back panel seals for side arms.
Remove crossbar and insert sides arms (D) aligning with mounting points from boot. Use bolts B but leave
6.
arrangement loose.
Before fitting Main cross bar (A), insert captive fasteners (G) into both ends of the cross tube as per Fastener
7.
diagrams.
8.
Slide Main cross bar (A) over side arms (D) and fasten to back panel using bolts (F). Align side arm slots to main cross
bar using Bolt H though captive (G.) Tighten all fasteners to their recommended Torque.
To prevent water ingress seal around the side arm where it passes through the ends of main cross bar with good
9.
quality sealant
Attached preferred neck to the lower set of hole for self levelling or alternatively the higher setting for non self levelling.
10.
Fit electrical bracket (ZE)and fully tighten to recommended torque.
Recommended torque settings: Grade 8.8 bolts: M10 - 52 Nm, M12 - 80 Nm, M16 - 200 Nm Grade 10.9: M12 –
120Nm.
W0001MR46U-FIT$0109101400009Ä
W0001MR46U-FIT$010910140000
For Mercedes E Class Saloon (W212)
MR46U
TOWBAR
for
MR46 &
2009-
MR46Q