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.
1994 Land Rover Discovery AutomaticFACTORY OEM SERVICE PROCEDURE
Ignition System Test
- Inspect battery cables and connections to ensure they, are clean and tight. Check battery state of charge.
- Inspect all primary ignition system connections to ensure that they are clean and tight. Check that secondary ignition wires are correctly positioned and not shorting to ground against any engine components. Wiring harness and individual wires should be firmly fastened to prevent chaffing.
- Check air gap between pick-up limb and reluctor teeth, using a non-ferrous gauge. Air gap should be .008-.014" (.20-.35 mm). See Fig 1 . Air gap is set initially at factory and will only require adjusting if tampered with or when pickup module is replaced.
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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