Toothed Belt Tension, Check And Correct (Z 17 DTH,
with Air Conditioning, LHD)
Remove
Important: In vehicles as of
model year 04 with ESP - every time the battery is disconnected,
the steering angle sensor loses its basic setting and must be
recalibrated
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2. |
Disconnect battery
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3. |
Detach front right wheel
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5. |
Remove right front wheel
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7. |
Remove ribbed V-belt cover
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8. |
Attach KM-6394
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Position KM-6394 (1) at the front on
the front axle body
Note: Both locating
pins (arrows) must be seated in the holes in the front axle
body
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Push front bracket (2) in the direction of the arrow
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Place rear bracket (4), right hand side, on front axle body
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Attach rear bracket (3), left hand side
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9. |
Install support
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On KM-6394
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Adjust bracket (2) for support
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10. |
Adjust 3x support
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Transmission side
Note: Turn spindles
until mounts (3) are positioned at guide journals free of play
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Engine timing side
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Insert journal of the support in the bore of the cylinder block
free of play (arrow)
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11. |
Loosen coolant pump ribbed V-belt pulley (1)
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12. |
Remove ribbed V-belt
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Tension ribbed V-belt tensioner in direction of arrow
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Use KM-913-A
Note: Mark running
direction.
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13. |
Detach coolant pump ribbed V-belt pulley
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14. |
Detach starter wiring harness
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Electrically disconnect starter
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Disconnect wiring harness plug of fuel pressure sensor
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16. |
Remove air cleaner housing
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17. |
Remove wiring trough
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Unclip wiring trough (5)
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Disconnect 2 wiring harness plugs
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Charge pressure sensor (1)
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18. |
Remove camshaft sensor
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19. |
Remove right engine damping block (1)
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20. |
Detach right engine bracket (1)
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Unscrew 3 bolts
Note: Lower bolt cannot
be removed.
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With right engine bracket adapter
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21. |
Remove upper toothed belt cover
Important: Take care not to
damage the increment counter on the camshaft sprocket when removing
the upper toothed belt cover
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Unscrew 8 bolts
Note: Note dissimilar
bolt lengths
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23. |
Remove torsional vibration damper (1)
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24. |
Detach lower part of toothed belt cover
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25. |
Remove right engine bracket
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26. |
Set 1st cylinder to TDC
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Turn crankshaft evenly until TDC fixing bolt (1) can be screwed
in
Note: Mark (3) on
toothed belt drive gear must align with mark (2) on oil pump
cover
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27. |
Loosen toothed belt tension roller (1)
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Loosen bolt of toothed belt tension roller (2)
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28. |
Tension toothed belt
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Remove TDC locking bolt
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Rotate crankshaft 60° against direction of engine
rotation
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Tighten bolt of toothed belt tension roller (2) 38.2 Nm
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Install
29. |
Attach right engine bracket
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Insert lower bolt
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Into right engine bracket and right engine bracket adapter
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Fit right engine bracket and adapter
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30. |
Attach lower part of toothed belt cover
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32. |
Install upper toothed belt cover
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Tighten 8 bolts 9.8 Nm
Note: Note dissimilar
bolt lengths
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33. |
Fasten right engine bracket
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Tighten 2 upper bolts 40 Nm
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34. |
Install camshaft sensor
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35. |
Attach wiring trough
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Connect 2 wiring harness plugs
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36. |
Install right engine damping block
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On engine bracket
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Tighten 2 bolts 60 Nm + 30° +
15°
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38. |
Fasten right engine bracket
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Tighten lower bolt 40 Nm
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39. |
Attach coolant pump ribbed V-belt pulley
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Tighten 3 bolts 12.3 Nm
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40. |
Install torsional vibration damper
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Tighten 4 bolts 19.6 Nm
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41. |
Install ribbed V-belt
Note: Observe running
direction and installation position
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Release tension from ribbed V-belt tensioner (1)
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I Ribbed V-belt without AC
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II Ribbed V-belt with AC
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42. |
Fasten coolant pump ribbed V-belt pulley
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45. |
Attach starter wiring harness
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Electrically connect starter
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Connect fuel pressure sensor wiring harness plug
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46. |
Attach ribbed V-belt cover
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48. |
Attach front right wheel
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50. |
Fasten right front wheel
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51. |
Install air cleaner housing
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53. |
Calibrate steering angle sensor
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Turn on ignition
Note: Turn the steering
wheel once from the right stop to left stop.
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55. |
Program volatile memory
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