If you are taking the cluster out go very careful with the blue plastic circuit board as it's very easy to damage it when removing the cluster.
Disconnect the car battery (earth lead 1st)
Good idea/time to "bulk out" the connection to the connection to the cluster.
Have read of this thread and links I've posted...viewtopic.php?f=11&t=21079
Mk1 78 Scirocco GLS 1.6 FR, weekend toy.
Mk1 88 Golf GTi cabriolet 1.8 DX. Daily drive.
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