Removing and installing alternator, 1.2 l, 66/77 kW, TSI engine — VW

🧭 Before you start

Fits: VW Polo 6R (2009–2014)

📋 Procedure

1. Disconnect battery .
2. Remove sound proofing General body repairs, exterior50Noise insulation.
3. Remove poly V-belt Power unit13Dismantling and assembling engine; Removing and installing poly V-belt.
4. ⚠ Prior to removal, mark top side and direction of rotation of poly V-belt. When installing, ensure correct fitting position and direction of rotation. If the belt is installed in the wrong position or against direction of rotation, the belt will be destroyed! — Remove poly V-belt tensioner Power unit13.
5. Disconnect connector (1), and unscrew A/C compressor securing bolts (arrows). [Note: The hoses of the air conditioner compressor can remain connected.Using a piece of wire (2), suspend the air conditioner compressor (1) at a suitable position until it is ready to be reinstalled.Ensure that the hoses are not stretched or kinked.]

6. Release connector (1) and disconnect.
7. Pull off protective cap (2).
8. Unscrew securing nut (A) located behind it, and remove battery positive wire from alternator.
9. Unscrew securing nut (3), and remove alternator wiring.
10. Remove protective cap (1).
11. Unscrew bolt (1), and remove idler pulley (2).
12. Remove both securing bolts (arrows) for alternator.
13. Remove alternator downwards from vehicle.
14. ⚠ When fitting used poly V-belts observe the direction of rotation marked on removal!Before installing poly V-belt, ensure that all ancillaries (alternator, air conditioner compressor) are secure.When fitting belt, ensure that poly V-belt seats correctly in pulleys! — Drive threaded bushes roughly 4 mm in direction of (arrow) out of alternator housing.
15. Connecting battery .
16. Start engine and check belt running.

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