91 Mercury Capri why the manual shift light blinks?

In a 1991 Mercury Capri, a blinking manual shift light typically indicates that the vehicle's engine is not operating within the optimal RPM range for shifting gears. This might be due to factors such as incorrect throttle position, engine load, or potential issues with the transmission. It's advisable to check the vehicle's engine performance and Transmission Fluid levels or consult a mechanic for diagnosis to ensure proper function.