What does a transfer case sensor do?
What does a transfer case sensor do? Function. The output speed sensor measures how fast a vehicle moves and sends that information to other vehicle systems. The transmission control unit uses the speed to determine when to change gears, adjust the torque converter and display the vehicle's speed in the speedometer. What kind of transfer case does Dodge Ram have? Driving down the road 2006 Dodge Ram 2500 hd, with the 5. 7 hemi, the 4wd and 4lo light flashes and tries to enguage into 4x4. Even when the truck is in the driveway, and motor is off key out...