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Old 3rd February 2020, 16:56   #2
SD1too
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Rover 75 2.5 Connoisseur Auto (1999) Dealer launch model.

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Quote:
Originally Posted by Sville View Post
... apart from the thin blue one which has intermittent continuity ... I would like to know what colour wire controls what.
Here you go Jonathan:
  • Black = battery negative
  • Blue/red tracer = control signal, ECM to fan PCB.
  • Yellow = + 12v
  • Slate (grey) = earth from medium pressure trinary switch.

Simon
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