Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2004 Ford ThunderbirdFACTORY OEM SERVICE PROCEDURE
Shift Speed Specifications
CAUTION:
Always obey local traffic laws. Do not exceed posted limits.
SHIFT SPEED SPECIFICATIONS
| Throttle Position | D5 Position | Shift Speed |
|---|---|---|
| Shift | Axle Ratio | |
| Closed | 5-5 | 35-42 km/h (22-26 mph) |
| 4-3 | 22-27 km/h (14-17 mph) | |
| 3-1 | 11-17 km/h (7-9 mph) | |
| Minimum Monitor PID: TP volt 1.25 |
1-3 | 13-16 km/h (8-10 mph) |
| 3-4 | 21-26 km/h (13-16 mph) | |
| 4-5 | 40-45 km/h (25-28 mph) | |
| Wide Open | 1-2 | 64-71 km/h (40-44 mph) |
| 2-3 | 93-101 km/h (58-63 mph) | |
| 3-4 | 140-148 km/h (87-92 mph) | |
| 4-5 | 195 km/h (121 mph) |
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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