Mazda Repair Questions? Ask Mechanics for Answers ASAP
Hello my name is***** am an ASE Master Technician and I am glad to help you out with your question.
You need a scan tool to diagnose this, it may be a fan relay or a wiring problem. I would also check the fuses for the fan. You could also have a ECT sensor problem which would prevent the fans from coming on.
You need a scan tool that is able to read live engine data and control the fan relay.
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There is a tsb for this, the fan module circuit board cracks.
Relay is separate from the module.
Yes, I can send you a wiring diagram of the fan circuit if you accept.