Ford 4R70W transmission internal solenoid and fluid temperature…

Ford factory wiring schematic page headed "29-2 Transmission Controls (4R70W)," showing the internal 4R70W circuits — transmission fluid temperature sensor, torque converter clutch solenoid, shift solenoids #1 and #2, and the electronic pressure control (EPC) solenoid — wired through connector C1049 to the powertrain control module. Callouts explain thermistor voltage drop for fluid temperature, TCC apply pressure, and the variable-force EPC line pressure solenoid.

AI caption October 2017 · Photo 312 of 386