Home >> Ford >> 2012 >> Flex AWD V6-3.5L >> Repair and Diagnosis >> Transmission and Drivetrain >> Automatic Transmission/Transaxle >> Testing and Inspection >> Symptom Related Diagnostic Procedures >> Symptom Chart - Automatic Transmission - 6F50/6F55 >> Diagnostic Routines >> Engagement Concerns: 201/301 - 207/307 >> 203/303, Harsh Reverse