Torque Specifications

2003 Volkswagen Passat Sedan 4Motion (3B3) W8-4.0L (BDP)SECTION Torque Specifications






Engine, disassembling and assembling
Note:
^ Do not set the engine down on the sump or the liquid gasket between the upper and lower sump will be damaged. Use engine stand T10116 to hold the engine.
^ Secure engine in engine and transmission stand VAS 6095 when performing work on the engine.

1. 100 Nm - 1/4 turn (90°) further
^ Replace
^ Counter-hold with T10069 to loosen and tighten - Fig 1
^ Tighten using torque wrench VAG 1601
2. Vibration damper
^ Removing and installing ribbed belt, Refer to Drive Belt, Service and Repair
3. 40 Nm
4. Torque bracket
^ Engine front mounting, Refer to Engine Mount, Service and Repair
5. Cover cap
6. Idler roller, 30 Nm
7. Dowel sleeve
^ Note installation position, Refer to Cylinder Head, Service and Repair
8. Oil non-return valve, 6 Nm
^ Note installation position
^ Clean if badly soiled
9. Mount
^ For alternator
10. 25 Nm
11. Knock sensors
^ , Refer to Powertrain Management, Ignition System, Service and Repair, See item 6
12. 20 Nm
^ Tightening torque influences function of knock sensor
13. Right engine bracket
14. Cylinder block
^ Removing and installing sealing flange and two-part flywheel, Refer to Transmission and drivetrain, Flywheel M/T, Service and Repair
15. Left engine bracket
16. Sealing plug, 20 Nm
17. Bracket
^ For wiring harness
18. Retainer
^ For power steering pump
19. Retainer
^ For air conditioning compressor
20. Tensioning element
^ For ribbed belt
^ Removing and installing ribbed belt, Refer to Drive Belt, Service and Repair
21. Tensioner
22. Washer
23. 20 Nm
24. 30 Nm - 1/4 turn (90°) further
25. Tensioning element





Fig. 1 To loosen and tighten securing bolt, hold vibration damper with counter-hold tool T10069

Note:
^ Vibration damper securing bolt must be replaced.
^ Tighten securing bolt with torque wrench VAG 1601.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.