Operation CHARM: Car repair manuals for everyone.

Relay: Testing and Inspection

- Disconnect negative cable at battery.





- Remove ISC actuator relay from relay box.








- Check resistance between each two terminals as in table above. If check results are as specified, proceed to next operation check. If not, replace.





- Check that there is continuity between terminals "A" and "B" when battery is connected to terminals "C" and "D". If found defective, replace.