44RE, 46RE & 47RE ELECTRONIC CONTROLS article. Overdrive operation and torque converter lock-up are controlled by PCM according to signals received from transmission fluid temperature sensor. Transmission fluid temperature sensor is integral with governor pressure sensor, located on valve body.. The 46re transmission wiring diagram centers on an 8-pin connector that controls the governor pressure solenoid, transducer, and overdrive/lockup solenoids. By identifying the hot wire for 12V power and the common terminal for sensor signals, you can troubleshoot limp mode, erratic shifting, or failure to engage fourth gear.
Discover a comprehensive 46re wiring diagram to understand and troubleshoot your transmission system. Get detailed instructions and diagrams to fix any issues.. Free online viewing of 46RE, 47RE, 48RE Automatic Transmission Service Manual PDF - full service manual in your browser.