90 L5-2309cc 2.3L SOHC (NG) (1988)
Fig. 13 Ignition Coil, Version II
5.
Check resistance between terminals 1 and 4 of the coil. Resistance should be 5000 - 6000 ohms.
6.
Check resistance between terminals 1 and 15 of the coil. Resistance should be 0.5 - 1.5 ohms.
7.
If either resistance value is not within specification, replace the ignition coil with its' power stage.
NOTE: The function of the power stage is not to be tested on either version.