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 Chrysler LHSFACTORY OEM SERVICE PROCEDURE
Ignition Coil Resistance Test
- Remove ignition cables, and measure their resistance (3000-12,000 ohms per foot). Replace cable(s) if necessary. Disconnect ignition coil harness connector. Measure primary coil resistance between B+ (battery) terminal and pin corresponding to cylinder(s) in question. See Figure .
- Measure secondary coil resistance between coil towers of grouped cylinders. See CYLINDER GROUP IDENTIFICATION table. Replace ignition coil if primary/secondary coil resistance is not as specified. See IGNITION COIL RESISTANCE table under IGNITION COIL.
CYLINDER GROUP IDENTIFICATION
| Application | Grouped Cylinders |
|---|---|
| 3.3L & 3.5L | 1 & 4; 2 & 5; 3 & 6 |
Factory Service Tools
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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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