Installing gearbox, Passat — VW

🧭 Before you start

Fits: VW Passat B8 (3G, 2014–)

• Special tools named: T10346/1, T10346
• Renewed: self-locking nuts

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• All threaded holes into which self-locking bolts are to be screwed must be carefully cleaned of residual locking fluid using a thread chaser.
• Ensure that intermediate plate is correctly seated on engine.
• Brackets T10346 and T10346/1 must be screwed together as shown in illustration.
• Be careful of all lines when installing gearbox.
• Install engine and gearbox mounting free of tension 10Removing and installing engine; Installing engine.

🔩 Torque settings

Values can differ between engine variants — check the code stamped on your block.

ℹ️ Always cross-check the exact figure against your vehicle's factory manual before final tightening — a wrong torque can damage the engine. These values are extracted from workshop data and may not cover every variant or revision.

📋 Procedure

1. All threaded holes into which self-locking bolts are to be screwed must be carefully cleaned of residual locking fluid using a thread chaser.
2. Renew self-locking nuts and bolts after each removal.
3. Check whether dowel sleeves for aligning engine and gearbox are fitted in cylinder block and install if necessary.
4. Ensure that intermediate plate is correctly seated on engine.
5. Clean input shaft splines and apply thin coat of grease for clutch plate splines.

6. Brackets T10346 and T10346/1 must be screwed together as shown in illustration.
7. Two brackets T10346/1 may also be bolted together as an alternative.
8. Bracket T10346/1 is required for this.
9. Secure brackets T10346/1 and T10346 with bolt (1) at bottom of subframe, and tighten to 20 Nm. — 20 Nm (15 lb-ft)
10. To do this, use middle threaded hole, which is used for attaching noise insulation cover.
11. Secure support device3300 A on bracket T10346/1 and T10346.
12. Attach engine support3300 A to engine next to sump.
13. Place cloth between support device3300 A and engine.
14. Push engine forwards with spindle of support bridge3300 A. When doing this, observe the following points:
15. Align arms of gearbox support according to holes in adjustment plate.
16. Screw in support elements(A) and (C) (pin3282/29) on adjustment plate as shown.
17. Place gearbox on engine and gearbox jack.
18. Align adjustment plate and gearbox parallel to one another.
19. Then screw pin3282/29 into rear hole on gearbox for securing bolt of pendulum support. [Note: Be careful of all lines when installing gearbox.]
20. Position engine and gearbox jack under vehicle. (Arrow B) on adjustment plate points in direction of vehicle travel.
21. Turn to lower gearbox in area of differential.
22. Lower gearbox slightly in vicinity of 6th gear (aluminium cover).
23. Guide left flange shaft (B) past subframe bracket (arrow) as shown.
24. If necessary, fit intermediate plate back onto dowel sleeves on engine and return intermediate plate to its original shape.
25. Align gearbox to engine and join.
26. Remove engine support3300 A and brackets.
27. Screw in and tighten lower engine/gearbox securing bolts and lower starter securing bolt .
28. After gearbox has been bolted to engine, remove engine and gearbox jack.
29. Remove engine support3300 A and bracket.
30. Screw in upper engine/gearbox securing bolts and tighten them .
31. Install bracket (A) on gearbox using new hexagon bolts (arrows) and tighten bolts .
32. Align engine and gearbox in installation position. To do this, lift until gearbox is fully in contact with left engine/gearbox mounting.
33. Align engine and gearbox in installation position using both spindles of support bracket10 - 222 A.
34. Screw in new bolts and tighten them (arrows). [Note: Install engine and gearbox mounting free of tension 10Removing and installing engine; Installing engine.]
35. Do not remove engine support bracket10 - 222 A until all bolts securing the assembly mounting have been tightened to specified torque.
36. If present, install earth wire (arrow).
37. Install pendulum support with new bolts 10Assembly mountings; Assembly overview - assembly mountings.
38. Install exhaust system 26Emission control; Assembly overview – emission control.
39. Install drive shafts Running gear, axles, steering40Drive shaft; Removing and installing drive shafts.
40. If fitted, install drive shaft heat shield (arrows)Running gear, axles, steering40Drive shaft; Removing and installing drive shaft heat shield.
41. If present, bolt front vehicle level sender G78 to transverse link Running gear, axles, steering43Vehicle level sender; Assembly overview - front vehicle level sender.
42. Install coupling rod (3) to anti-roll bar (2) on both sides Running gear, axles, steering40Subframe; Assembly overview - subframe.
43. Connect connector (1) to oil level and oil temperature sender G266.
44. If disconnected, connect connector to auxiliary pump for heating V48819Coolant pump/thermostat; Assembly overview - electric coolant pump.
45. Install starter and retainer for electrical wiring (arrow)Electrical system27Starter.
46. Gearboxes for vehicles with start-stop system: join connector (arrow) to gearbox neutral position sender G701.
47. Install clutch slave cylinder and tighten bolts (arrows B).
48. Then install gearbox support (arrows A) and tighten .
49. Push connector (1) onto reversing light switch F4.
50. Attach connector (arrow 2) and wire (arrow 3) to starter Electrical system27Starter.
51. If fitted, connect earth strap at top.
52. Check for correct installation position of vacuum hose for brake system. Fit vacuum hose if necessary Brake system47Brake servo/main brake cylinder.
53. If fitted, attach bracket (B) to gearbox.
54. If necessary, press pipe/hose line (A) into bracket (B) on gearbox.
55. Install cable support bracket on gearbox and tighten bolts (arrows).
56. Install gearbox selector lever (A).
57. Tighten hexagon nut (arrow 3).
58. Spread a small amount of grease on pin of gearbox selector lever (A).
59. Attach gear selector cable to gearbox selector lever.
60. Renew securing clip (arrow 2) each time after removing.

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