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Manual Transmission, Remove and Install (M32) > < Transmission Identification

Manual Transmission, Remove and Install (M20/M32)

Applies to Z 13 DTH, A 13 DTR, Z 17 DTR and A 17 DTS

Note:   If the transmission is replaced, the following parts must be transferred:

1. Connection piece for clutch actuation
2. Engine damping block retainer
3. Holder for shift cables

  Remove

1.   Remove battery tray
2.   Detach clutch pressure line (1) from transmission
Note:   Collect escaping brake fluid
•   Open retaining clamp
•   Draw pressure line out of connector
Note:   Seal pressure line with plug.
•   Drive retaining clip into connector
3.   Disconnect wiring harness plug (2) for reversing lamp switch
Object Number: 10679385  Size: DEFAULT


4.   Detach 2 shift cables (1) from transmission
•   Detach 2x gearshift cable from shift linkage lever
•   Detach 2 shift cables from retainer
Object Number: 10679371  Size: DEFAULT


Object Number: 23676986  Size: DEFAULT

5.   Detach bracket for upper wiring harness (2) from transmission
•   Unscrew bolt (1)
•   Unclip wiring harness plug

Object Number: 8125325  Size: DEFAULT

6.   Release transmission at top
Note:   Use DT-48783 .
•   Unscrew 2x bolts (1)

7.   Attach engine bridge EN-47650 LUREF_1.gif
8.   Detach transmission from left engine damping block
•   Unscrew 3x bolts (1)
Object Number: 10679397  Size: DEFAULT


9.   Remove front axle body
10.   Drain off transmission fluid LUREF_1.gif
11.   Detach right axle shaft
•   Z 13 DTH, A 13 DTR
Note:   Axle shaft remains in wheel hub.

Close openings in transmission with plugs.
•   Z 17 DTR, A 17 DTS
Note:   Detach axle shaft from intermediate shaft.

Axle shaft remains in wheel hub.
•   Attach axle shaft to vehicle underbody
12.   Z 17 DTR, A 17 DTS only: detach intermediate shaft LUREF_1.gif
Note:   Close openings in transmission with plugs.
13.   Remove left axle shaft
Note:   Axle shaft remains in wheel hub.

Close openings in transmission with plugs.
•   Z 13 DTH, A 13 DTR
•   Z 17 DTR, A 17 DTS
•   Attach axle shaft to vehicle underbody
Important:   Do not damage wiring harnesses and attaching parts
14.   Lower engine and transmission on the left hand side
•   lower using EN-47650
15.   Remove rear torque support bracket
•   Unscrew 2x bolts
Object Number: 10679390  Size: DEFAULT

16.   Place transmission fixture DT-47648 on KM-904 and assemble as shown in illustration:

Component

Position on base plate

Designation

DT-47648-2

(4)

2

Clutch housing support

DT-47648-3

(2)

14

Transmission housing support

DT-47648-5 left

(1)

A

Rear transmission support with pivot arm

DT-47648-5 right

(3)

F

Front transmission support with pivot arm


Important:   Pay strict attention to manufacturer's notice for transmission fixture DT-47648 .
17.   Attach DT-47648 to transmission
Note:   Loosen all screw connections of the swivel arms and supports to the base plate before placing them under load. Rotate the supports as far down as possible by way of the spindles.
•   Place DT-47648 with supports beneath the transmission
•   Tighten screw connections on the supports
•   Attach pivot arms (1) and (2) to transmission
•   Tighten the screw connections of the pivot arms starting from the transmission to the base plate
Note:   Align the pivot arms so that as a little lever force as possible is created.
Object Number: 10679398  Size: DEFAULT


18.   Release transmission at the bottom
•   Unscrew 4x bolts
•   Press the engine away from the transmission and slowly lower with the hydraulic jack
Note:   Do not damage wiring harnesses and attaching parts
Important:   Do not damage attaching parts when putting the transmission down.
19.   Detach transmission from DT-47648
Note:   2n mechanic required.
•   Put transmission down carefully

  Install

20.   Attach transmission to DT-47648
Note:   2n mechanic required.
21.   Install transmission using DT-47648
•   Raise transmission and align it
•   Place transmission so that it is in even contact with the engine
Note:   Ensure it is seated perfectly.
22.   Fasten transmission at the bottom
•   Tighten 2 M12 bolts
Stage 1 10 Nm
Stage 2 60 Nm
23.   Fasten transmission at the bottom
•   Tighten 2x bolt M10 40 Nm
24.   Detach DT-47648 from transmission
Important:   Do not damage wiring harnesses and attaching parts
25.   Raise engine and transmission on the left hand side
•   raise with EN-47650
26.   Attach transmission to left hand engine damping block
•   Screw in 3 bolts
Note:   Do not tighten bolts yet.
27.   Install rear torque support bracket
•   Tighten 2 bolts 80 Nm + 45°
28.   Attach left axle shaft
•   Z 13 DTH, A 13 DTR
•   Z 17 DTR, A 17 DTS
29.   Z 17 DTR, A 17 DTS only: install intermediate shaft LUREF_1.gif
30.   Install right axle shaft
•   Z 13 DTH, A 13 DTR
•   Z 17 DTR, A 17 DTS
Note:   Attach axle shaft to intermediate shaft.
31.   Install front axle body
Note:   Do not install front exhaust pipe and central silencer yet.
32.   Fasten left engine damping block
•   Tighten 3 bolts (1) 80 Nm + 45°
Object Number: 10679397  Size: DEFAULT


33.   Detach engine bridge EN-47650 LUREF_1.gif
Object Number: 8125325  Size: DEFAULT

34.   Fasten transmission at the top
Note:   Use DT-48783
•   Tighten 2x bolt (1) 60 Nm

35.   Install exhaust system
•   Z 13 DTH with Diesel Particle Filter LUREF_1.gif
•   Z 13 DTH without Diesel Particle Filter, A 13 DTR LUREF_1.gif
•   Z 17 DTR, A 17 DTS
36.   Attach bracket for upper wiring harness to transmission
•   Tighten bolt
•   Attach wiring harness
37.   Connect wiring harness plug for reversing lamp switch
38.   Attach clutch pressure line to transmission
•   Press pressure line into connector
Note:   The pressure line must audibly engage.
39.   Attach 2x shift cable to transmission
•   Clip 2x shift cable into counterhold
•   Attach 2x shift cable to shift linkage lever
40.   Top up with transmission fluid LUREF_1.gif
41.   Bleed hydraulic clutch actuation (F13+/F17+/M20/M32) LUREF_1.gif
42.   Transmission Shift Linkage, Adjust LUREF_1.gif
43.   Install battery support
44.   Program volatile memories

Manual Transmission, Remove and Install (M32) > < Transmission Identification