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Home >> Mazda >> 1999 >> Protege DX L4-1.6L DOHC >> Repair and Diagnosis >> Powertrain Management >> Ignition System >> Ignition Coil >> Testing and Inspection
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Ignition Coil: Testing and Inspection

Igniter
- Carry out spark test. (Refer to Spark Test.)
Testing and Inspection

Primary Coil Winding
1. Disconnect the ignition coil connector.




2. Inspect for continuity from terminal 1A to 1C, and terminal 2A to 2C by using an ohmmeter.
- If there is no continuity, replace the ignition coil.

Secondary Coil Winding

1. Remove the ignition coil.




2. Measure the resistance from lead hole 1 to 4, and lead hole 2 to 3 by using an ohmmeter.
- If not as specified, replace the ignition coil.

Specification: 7 - 12 kOhm

Insulation Resistance of Case

1. Disconnect the high-tension lead.
2. Disconnect the ignition coil connector.




3. Measure the insulation resistance from terminal 1A to ignition coil case, and terminal 2A to ignition coil case by using a 500 volts with a suitable tester.
- If not as specified, replace the ignition coil.

Specification: Above 10 MOhm
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