1999 Honda Civic EX Sedan Harsh Shifting Automatic Transmission

download SYMPTOM *The transmission shifts harshly, or it may stay in first gear. The harsh shifting is more noticeable on the 1-2 and 2-3 upshifts under light throttle. It is not affected by operating temperature. The MIL may be on with DTC P0730 or P0715 stored.* PROBABLE CAUSE *Contamination of the linear solenoid and its [...]