12. Check Ignition Coil Ground Circuit For Open And Short

1. Turn ignition switch OFF.
2. Check harness continuity between ignition coil terminal 2 and engine ground.

   Refer to Wiring Diagram.

   1. Continuity should exist. 
3. Also check harness for short to power.

OK or NG 

1. OK : GO TO 14 .
2. NG : GO TO 13.