CX and DX Models

1. Is fuse 54 (in the under-hood fuse box) OK ?

Yes - Go to the next step.
No - Replace the blown fuse, then go to the next step.

2. Is the fuse in the security in-line fuse holder OK?

Yes - Go to the next step.
No - Replace the blown fuse, then go to next step.

3. Does either fuse blow again?

Yes - Locate and repair the short.
No - Retest the system.




4. Is there battery voltage at terminal 10 of the security control unit connector?

Yes - Go to the next step.
No - Locate the open in the wiring between fuse 54 and the security control unit.




5. Is there continuity from terminal 13 of the security control unit connector to ground?

Yes - Replace the security control unit.
No - Locate the open in the wiring between the security control unit and G401.