Ignition Coil Resistance
- Disconnect 3-wire connector from ignition coil assembly. Using an ohmmeter, check primary resistance between terminals No. 1 and 2 for one coil. See Fig 1 .
- Check primary resistance between terminals No. 2 and 3 for remaining coil. Resistance should be as specified. See IGNITION COIL RESISTANCE table. If resistance is not as specified for each coil, replace ignition coil assembly.
- To test secondary resistance, connect ohmmeter between ignition coil secondary terminals No. 1 and 2, and terminals No. 3 and 4.
- Repeat test for other coils. If resistance of each coil is not as specified, replace ignition coil assembly.
IGNITION COIL RESISTANCE - OHMS @ 68°F (20°C)
| Application | Primary | Secondary |
|---|---|---|
| 2.2L | .40-1.00 | 10,880-14,720 |
| 2.5L | .40-1.00 | 18,000-24,000 |