Road Test: Notes
- Ensure vehicle is thoroughly road tested to verify driver's complaint. Determine if problem occurs during upshift, downshift, coasting or engagement. If noise is diagnosed, check if noise is affected by RPM, vehicle speed, gear selection or temperature. Ensure vehicle is at normal operating temperature when checking.
- Inspect fluid level and condition. Visually inspect for vehicle modifications, electronic add-ons, fluid leaks and/or incorrect linkage adjustment. Check for Diagnostic Trouble Codes (DTCs) before any mechanical repair is performed. See FORD AX4N ELECTRONIC CONTROLS article for DTC diagnosis and repair procedures. If no DTCs are present, see applicable symptom in SYMPTOM DIAGNOSIS
under TROUBLE SHOOTING.
- If the following symptoms are present, it is necessary to complete electronic diagnosis and repair before any mechanical diagnosis and repair is performed. See FORD AX4N ELECTRONIC CONTROLS article for DTC diagnosis and repair procedures.
- No Forward
- No Reverse
- Harsh Engagement
- Delayed/Soft Engagement
- All Or Some Shifts Not Present
- Early, Late, Erratic, Soft, Slipping And/Or Harsh Shifting
- No First Gear (In "D" Position)
- No Low Gear
- No Torque Converter Clutch
- Torque Converter Clutch Always Engaged
- Torque Converter Cycling, Shudder Or Chatter
- Poor Vehicle Performance
- Transaxle Overheating
- No Engine Braking In Low ("1")