Santech Industries' Transducer Tester, No. MT3700
Photo credit: Santech
Santech Industries' Transducer Tester, No. MT3700, can be placed in-line between the transducer and wiring harness connector. The unit has ECM mode which reads the voltage and manual mode that can change input signals for vehicle operations like A/C, fan clutch or cooling fan operations. It can be used on any transducer using a three wire sensor with a 5V power and reference signal return to the ECM. The kit includes dedicated Chrysler, Ford and GM connectors; and one set of universal leads.