Removing and installing relay and fuse holder in electronics box — VW

🧭 Before you start

Fits: platform code BL1

• Special tools named: VAS 1978/35

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• The assignment of the correct release tool is shown in the table in the operating instructions for the VAS 1978/35

📋 Procedure

1. ⚠ To disconnect and reconnect the battery, the procedure described in the workshop manual should be strictly adhered to . — Switch off ignition and all electrical loads, and pull out ignition key.
2. Disconnect battery .
3. Remove electronics box on battery .
4. ⚠ Electrical components protected by the multiple fuse can fail!When the nuts for the wiring connections are undone, the multiple fuse will be damaged!The multiple fuse must be renewed after any loosening of the connections! — Unscrew nuts (arrows), and remove electroconductive plate (1) and multiple fuse (2) from electronics box.
5. Turn electronics box over, release locking lug (arrow), and pull fuse holder (1) upwards off electronics box.

6. Press catches at sides (arrows), and remove lid of fuse holder (1).
7. Make a note of the fuse assignment and remove all fuses from the fuse holder.
8. Pull primary locking element (1) in (direction of arrow), release all plug-in contacts with the correct release tool from the release tool setVAS 1978/35 and then pull downwards out of the fuse holder. [Note: The assignment of the correct release tool is shown in the table in the operating instructions for the VAS 1978/35]
9. Insert a new multiple fuse (2), and tighten nuts (arrows).
10. Connecting battery .

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