Ignition Control Module: Testing and Inspection

Igniter Testing:

NOTE: This test requires Mazda Special Service Tools (SST) or aftermarket equivalents.

1. Disconnect igniter connector.
2. Connect adapter (SST #49 N018 001) between igniter and wiring harness.
3. Attach 4-pin connector of igniter checker (SST #49 F018 002) to adapter harness.
4. Connect igniter checker power leads to battery.
5. Turn ignition switch "ON."
6. Disconnect high tension coil lead from distributor cap and hold 0.20 - 0.39 in (5 - 10 mm) from a ground.
7. Flip SW2 "ON" and "OFF" and verify that strong blue sparks are discharged from the high tension lead.

CAUTION: Do not hold SW2 "ON" for longer than one second.

8. Replace the igniter if it does not perform as specified.