Where is circuit 121 located under dash?

[sscamino]

Where is circuit 121 located under dash?

 

[Dave Dunbar]

Need more info. What does this circuit run?

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[Dave Dunbar]

It passes through connector C100(the large one under the brake booster) at pin A7, white wire. Then, on to the back of the cluster. From what I see, its the only white wire in that connection. Hope this helps.
Jeremy.

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[sscamino]

Thanks Jeremy