What is TCM power input signal?
What is TCM power input signal? The transmission control module power input signal tells the ECU that the TCM is able to power up. If there is a low voltage signal on this circuit, not only will the TCM not be able to function properly, a P0882 DTC will be set. What is TCM signal? The transmission control module (TCM) is the onboard computer that governs your vehicle's transmission. Sometimes the transmission control module is built into the powertrain control module (PCM) and other times it's a standalone unit. Powertrain Control Module. What does the code p0882 mean on a...