Defect Code 12

*D* Defect code memory: 12 Terminal "15"

Explanation:
This defect code is stored when the control unit does not detect the terminal "15". The terminal "15" is not detected in status monitoring.

Possible cause:
Ignition switch defective; wire from ignition switch to BC defective.

Troubleshooting:
Check wire and repair if necessary (from black BC connector Pin 9 to terminal "15").

If wire OK., check ignition switch and connector and repair if necessary.