Checking quantity injected: VW Golf VI (ADR, AEB, AFY, ANB, …)

🧭 Before you start

Fits: VW Golf VI (5K, 2008–2013); platform code 521

• Special tools named: VAS 5565
• Renewed: measuring beakers, defective injector

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• If injectors are renewed, clear learnt values and adapt engine control unit again "„Guided functions“".

🔧 Engine codes this applies to

📋 Procedure

1. Insert injector to be checked into measuring glass from injection rate testerV.A.G 1602.
2. Remove bench seat General body repairs, interior72Rear seats; Removing and installing bench seat.
3. Remove cover from fuel delivery unit.
4. First check that the connector (arrow) is fitted securely by pulling the connector without pressing the catch. The connector can cause a fault if it has not been fitted correctly.
5. Disconnect connector (arrow) from fuel delivery unit.

6. Check the contacts on the connector and on the fuel delivery unit for damage.
7. Connect test instrument adapter/DSO (5-pin)VAS 5565 to connector and fuel delivery unit.
8. Connect remote control for V.A.G 1348V.A.G 1348/3A to test instrument adapter/DSO (5-pin)VAS 5565 and to battery positive (+).
9. Connect a contact of injector to be tested to engine earth using auxiliary cables from auxiliary measuring setV.A.G 1594 C.
10. Connect second injector contact to remote controlV.A.G 1348/3 A using adapter cableV.A.G 1348/3 - 2.
11. Connect crocodile clip to battery (+).
12. Operate remote controlV.A.G 1348/3 A for 30 seconds.
13. Repeat check on other injectors. Use new measuring beakers.
14. After all injectors have been activated, place measuring beakers on a level surface and compare the quantity injected. Specification: 85 … 105 ml per injector
15. Renew defective injector . [Note: If injectors are renewed, clear learnt values and adapt engine control unit again "„Guided functions“".]

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