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Removal (avant & Sedan) Audi A4 B7

Timing Belt ~434 words
  1. Raise and support vehicle. Remove front tires. Remove bolts and quick release screws (1 and 2). (Схема №1) Rear noise insulation (3) remains installed.
  2. For vehicles with auxiliary heater, remove bolts for exhaust pipe of parking/auxiliary heater at noise insulation. (Схема №2)
  3. Remove right cover in engine compartment. Unbolt air guide between lock carrier and air filter on lock carrier. Remove left cover in engine compartment. Pull off hood seal from lock carrier and fender edges.
  4. Loosen left and right wheelhousing liners in front area. (Схема №3) Pull back wheelhousing liner (A). Remove bolt (2) and nuts (1). Unclip bumper rear edge from catch (B). (Схема №4) Repeat procedure on opposite side of the vehicle.
  5. Release catches (1-4) using a screwdriver and remove air inlet grille on left and right on bottom part of bumper. (Схема №5) Remove left and right retaining bolts until bumper is fully released. (Схема №6)
  6. If installed, disconnect hose (1) to headlight cleaning system. Disconnect harness connectors (2) and remove bumper. (Схема №7)
  7. Inspect headlight and turn signal electrical connectors and wiring harness (which may hang up when lock carrier is moved forward).
  8. On right side, remove bolt (5) and install support tool (3369) in its place. (Схема №8)and (Схема №9).
  9. On left side, install support tool (3369) in threaded hole in chassis. (Схема №10)
  10. Remove on both sides, all bolts (2). (Схема №8)
  11. Remove on both sides, all bolts (3 and 4). (Схема №8) Slide lock carrier forward unit the rear bolt hole in lock carrier aligns with the forward threaded fender bolt hole.
  12. Secure lock carrier in this position, by placing fender bolts in holes. (Схема №11) To install, reverse placing in service position procedure.
  13. Remove engine cover by lifting up. Swivel tensioning element in direction of arrow to slacken off ribbed belt. (Схема №12) Lock tensioner using a mandrel (T10060) and remove ribbed belt. (Схема №13) Remove ribbed belt tensioner.
  14. Remove upper part of timing belt cover. Bring engine to TDC cylinder 1. Mark on camshaft sprocket and mark on crankshaft must be at TDC cylinder 1. (Схема №14) Remove vibration damper. Remove center and lower part of timing belt cover.
  15. When compressing the tensioner, excessive force can damage the tensioning pulley. Push pulley counterclockwise in direction of arrow with a socket head wrench using even (but not excessive) application of force until tensioner piston can be locked with Locking Plate (T10008). (Схема №15)
  16. To release tension from timing belt, loosen nut on pulley and rotate eccentric bolt clockwise in direction of arrow using special tool (3387). (Схема №16) Remove timing belt.

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