87 Ford bronco II won't shift into four wheel drive - electronic Touch Drive?

If your 1987 Ford Bronco II won't shift into four-wheel drive using the electronic Touch Drive system, the issue could be related to a faulty switch, a malfunctioning actuator, or wiring problems. Start by checking the fuse related to the four-wheel drive system, then inspect the switch and connections for any signs of damage or corrosion. If those components are functioning, the actuator itself may need to be tested or replaced. Consulting a service manual or a professional mechanic can provide further guidance.