Removing and installing alternatorC, vehicles with 2.5 l petrol engine — VW

🧭 Before you start

Fits: VW Jetta VI (16, 2010–2018)

Don't miss

• Ensure that bushes of alternator mounting slide freely and are not to tight (loosen, if necessary); otherwise clamping force of sliding bushes is too low even if specified torque is applied.
• Always start engine and check belt running after completing work.

📋 Procedure

1. With ignition switched off, disconnect earth cable from batteryA.
2. Remove engine cover panel 10Engine cover panel; Removing and installing engine cover panel.
3. Remove poly V-belt for alternator, vane pump and coolant pump 13Cylinder block, belt pulley end; Removing and installing poly V-belt.
4. Remove bracket with lower idler pulley 13Cylinder block, belt pulley end; Assembly overview - poly V-belt drive.
5. Remove tensioning device for poly V-belt for alternator, vane pump and coolant pump 13Cylinder block, belt pulley end; Removing and installing tensioning device for poly V-belt.

6. Release and disconnect connector (DF wire) (1) on alternatorC.
7. Pry off cap (2).
8. Unscrew nut (arrow), and remove battery positive wire from alternatorC.
9. Undo bolts (arrows) holding alternator C in place.
10. Unscrew nut (arrow), and pull off clamp.
11. Remove alternatorC.
12. To facilitate positioning of alternatorC, slide bushes of alternator mounting slightly towards back. [Note: Ensure that bushes of alternator mounting slide freely and are not to tight (loosen, if necessary); otherwise clamping force of sliding bushes is too low even if specified torque is applied.]
13. Secure wiring retainer (arrow) on back of alternatorC in 3 o'clock position.
14. Reconnect batteryA.
15. Always start engine and check belt running after completing work.

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