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.
Ignition Coil Resistance
Remove primary and secondary leads from ignition coils. Using ohmmeter, check resistance of primary coils and secondary coils between positive and negative terminals of each coil. See IGNITION COIL RESISTANCE table. Replace faulty coil if resistance is not as specified.
| Application | Primary | Secondary |
|---|---|---|
| Discovery Series I | 0.80 | 13,000 |
| Discovery Series II | 0.45-0.55 | 12,000-14,600 |
| Range Rover | 0.45-0.55 | 12,000-14,600 |
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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