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
Using a DVOM, measure primary coil resistance between positive and negative terminals of coil. See Figure -Figure . Measure secondary coil resistance between coil positive terminal and ignition coil tower. Primary and secondary coil resistance should be within specification. See IGNITION COIL RESISTANCE table.
| Application | Primary | Secondary |
|---|---|---|
| 1.5L (VIN J & X) | .72-.88 | 10,300-13,900 |
| 1.8L (VIN T) | .72-.88 | 10,300-13,900 |
| 2.0L (VIN V) | .72-.88 | 10,800-13,200 |
| 2.4L (VIN W) | .72-.88 | 10,300-13,900 |
| 2.6L (VIN E) | 1.1-1.3 | 14,500-19,500 |
| 3.0L (VIN S) | .72-.88 | 10,300-13,900 |
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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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