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International Automotive Technicians Network
Re: Cooling fan control issue
Posted to Technical Discussion Forum on 10/16/2025

So, when the PWM fan speed control signal wire is de-pinned, I get a proper 5V square wave on the signal wire that varies duty cycle in response to fan speed commands.

The module has 5V on the terminal with the signal wire de-pinned. When the two are connect... Login to read more.

 

car Vehicle Data

2015 Nissan Pathfinder SV 3.5L

VIN 5N1AR2MM9F
Engine3.5 L

car Vehicle Data

2015 Nissan Pathfinder SV 3.5L

VIN 5N1AR2MM9F
Engine3.5 L