Fixing a Bad RPM Sensor Thermo King Unit

Dealing with a faulty rpm sensor thermo king unit is probably the last thing you want to handle during a long haul, but it's a fairly common headache for drivers and fleet owners alike. When that reefer unit starts acting up, your mind immediately goes to the most expensive possibilities—a blown compressor or a total engine failure. But more often than you'd think, the culprit is just this tiny, magnetic sensor that's lost its way. ...

May 5, 2026 · 7 min · Hudak Caron