Checking signal from fuel gauge sender: Audi A6 C5

🧭 Before you start

Fits: Audi A6 C5 (4B)

• Renewed: dash panel insert

📋 Procedure

1. Touch the Vehicle self-diagnosis key (Item 1) in the list.
2. From the list (1) select the vehicle system "“17 - Dash panel insert”" and activate this by touching the → key.
3. From the list (1) select the function "“011 - Measured values”" and activate this by touching the → key.
4. On the keypad (1), touch the key 2 for "“Display group 002”" and confirm the entry by touching the Q key.
5. Check display in zone (2).

6. Replace dash panel insert .
7. Check signal at multi-pin connector at dash panel insert.
8. Remove dash panel insert .
9. Connect the test boxV.A.G 1598A with the adapterV.A.G 1598/25 to the 32-pin blue connector.
10. Connect up multimeter (resistance measuring range) between sockets 5 and 7.
11. Use current flow diagram to check wiring between dash panel insert and fuel gauge sender .
12. Check the fuel gauge sender 20.
13. Replace dash panel insert .

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