Saturday, December 31, 2016

Dashboard electrics connection

Connecting the looms
Spaghetti!
There are two main black connectors on the dash board loom which can only fit one way in to the other half of the connector on the main body loom. Then there re two white connector blocks which link the dash loom to the body loom. Finally there is a white connector which has four earth (black) wires, which is again connected to the body loom.
The five connectors
The column wiring 'sub looms' connect to the dashboard loom in to the designated connectors. Again they will only go in to one connector.
Column switch connections
The brake fluid warning wires (green and green/white) were fed through the bulkhead and connected to the brake fluid reservoir. Then the two wires that I had added for the auxiliary power socket were attached after small terminals had been attached.

Next the wires were attached to the ignition switch (see diagram from GD below).
Lower right diagram shows how to connect the ignition switch
Larger gauge wire crimp connectors (yellow) were needed for two of the wires. One of these needed a large 9.5 mm terminal too. See photo below.
Ignition switch connections
Once all the connections had been made, it was time to test if the electrical items worked. That will follow shortly.

NOTE ADDED LATER: Take note of the "GD427 Mk4 Vauxhall column connections" document notes. These changes should ideally be made before the loom is put in place! A lot easier. Will post wiring changes later.

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