CHECK INPUT CIRCUIT.

1) Prepare the Subaru Select Monitor kit.

2) Turn the ignition switch to ON (engine OFF) and run the “PC application for Subaru Select Monitor”.

3) On «System Selection Menu» display, select {Integ. unit mode}.

4) Select the {Current Data Display & Save}.

5) Select the {Registration SW input}.

QUESTION

Does the display switch between OFF ⇔ ON when the registration connector is inserted/removed?

Yes No

Registration connector is OK.