Search results

I would at least inspect it to look for it being bent or boogered up, bad wires/connectors, and test that it switches continuity when you put the pedal to the floor. Since its one of the components of the fan clutch activation system, you might as well check it and eliminate it as a cause. And...

Its in the valley of the engine near the injection pump and throttle cable area. It has a little white plastic wheel that is part of the switch.

Maybe the fan fording switch is out of adjustment? Should only switch continuity when at wide open throttle.

Whats the generator output voltage at idle? When revved? What are the individual batteries voltages when not running? Is there any breaks in the wiring, or ground path that may be affected by the revving/torqueing of the engine? Maybe P/S fluid pressure problem? Just trying to think of out...

Id wait and see. When you get the sensor and switch, replace the temp sensor first and try running it and see if it goes away or not. Then replace the TDS and run it again to confirm a fix. Report your findings. I'm sure we are all curious about the country of origin of your replacement parts...