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I've checked my codes a couple of times since receiving the SC Microtuner and the code P0480 keeps showing up. From the list that comes with the tuner, this is a "cooling fan 1 ctrl circuit error".
Any ideas what this really means and what the impact on truck operation is?
I've checked my codes a couple of times since receiving the SC Microtuner and the code P0480 keeps showing up. From the list that comes with the tuner, this is a "cooling fan 1 ctrl circuit error".
Any ideas what this really means and what the impact on truck operation is?
Thanks,
Daryl
Daryl, does your truck have an electric fan on the radiator?
For diagnosis, check to see if your fan functions at all, or if it stays on. If it functions normally (on/off peridocially) IMO just ignore it, but if it doesnt work at all or if it stays on constantly, i would check the wire connections to the clutch, and if they are fine, then take it in for service. It is possible that the connection is simply loose.