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.
1991 Ford Probe GL, AutomaticFACTORY OEM SERVICE PROCEDURE
V6 Ignition Timing
NOTE:
Ignition timing is not adjustable on models with DIS or EDIS.
V6 BASE IGNITION TIMING
| Application Calibration Code | (1) Degrees BTDC @ RPM | |||
|---|---|---|---|---|
| 3.0L | 10 @ 740-840 | |||
| 3.0 SHO | 10 @ 760-830 | |||
| 3.8L PFI | 10 @ 620-720 | |||
| 3.8L SC PFI | ||||
| Auto. Trans. | 10 @ 550-650 | |||
| Man. Trans. | 10 @ 700-800 | |||
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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.