Removing and installing alternator, 1.4 l injection engine — VW

🧭 Before you start

Fits: platform code 5M1

• Timing position: the crankshaft or camshaft is set and locked during this job
• Special tools named: 16 mm ring spanner

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• When batteries are disconnected and reconnected, the procedure described in the workshop manual must be strictly observed . — Disconnect battery .

📋 Procedure

1. ⚠ When batteries are disconnected and reconnected, the procedure described in the workshop manual must be strictly observed . — Disconnect battery .
2. Remove air filter housing 4-cylinder injection engine (1.4 l engine)24Repairing injection; Assembly overview - Dismantling and assembling air filter.
3. Disconnect DF wire connector (1) and pull off protective cap (2).
4. Unscrew B+ (battery positive) wire (arrow) from alternator.
5. Remove noise insulation General body repairs, exterior50Body - front; Noise insulation.

6. ⚠ Before removing, mark the top side and direction of rotation of the 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! — Mark direction of rotation of poly V-belt.
7. Release poly V-belt tension by levering back tensioning element in direction of arrow using a 16 mm ring spanner.
8. Lock tensioning element using locking pin T10060 A.
9. Remove poly V-belt.
10. Remove securing bolts of alternator (arrows).
11. Unscrew wiring retainer (arrow) from alternator.
12. Remove alternator.
13. ⚠ When installing 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 sleeve (A) about 4 mm in direction of arrow out of alternator housing.
14. Tighten cable retainer (arrow) to rear of alternator at 9 o'clock position.
15. Tighten threaded connections to specified torques .
16. ⚠ Observe notes for battery terminal clamp bolt . — Reconnect battery .
17. Start engine and check belt is running correctly.
18. Switch off engine.

Other VW procedures

• Removing engine · 41 torque figures
• Removing and installing camshaft – VW Golf Cabriolet · 47 torque figures
• Adjusting valve timing – VW Passat B5 · 83 torque figures
• Removing and installing camshafts – VW Passat B6 · 39 torque figures
• Removing and installing coolant pump · 53 torque figures
• Servicing propshaft
• Dismantling and assembling the engine
• Servicing injection system – VW 2.3 AGZ
• Repairing 45 AMP. and 65 AMP. alternators (Bosch version)
• Repairing components for controlling and regulating the air conditioner