You can test the ISCV by energize the coils with battery power.
A good/clean ISCV will give you a loud clicking sound with following connection.
1) +12V to the center pin, GND to the left pin
2) +12V to the center pin, GND to the right pin
If you hear a soft sound, clean your ISCV with carb cleaner, air dry it and do the test again.
Warning: DO NOT shout circuited the +12V to GND or you will get horrible burn!!!
A good/clean ISCV will give you a loud clicking sound with following connection.
1) +12V to the center pin, GND to the left pin
2) +12V to the center pin, GND to the right pin
If you hear a soft sound, clean your ISCV with carb cleaner, air dry it and do the test again.
Warning: DO NOT shout circuited the +12V to GND or you will get horrible burn!!!