DTC B2790 Id Code Box Circuit

DTC DETECTING CONDITION:

An error has occurred inside the ID code box.

TROUBLE SYMPTOM:

Engine will not start.

CAUTION: For replacement procedure of ID code box, refer to the "REGISTRATION MANUAL FOR IMMOBILIZER" provided as a separate volume.

Step	Check	Yes	No
1 CHECK DTC. Turn the ignition switch to OFF. Using the Subaru Select Monitor, clear the keyless access system memory. <Ref. to CLEAR MEMORY MODE .> Turn the ignition switch to OFF → ON. Register the ID code box. Refer to the "REGISTRATION MANUAL FOR IMMOBILIZER" provided as a separate volume. Read the DTC using Subaru Select Monitor. <Ref. to READ DIAGNOSTIC TROUBLE CODE (DTC) .>	Is DTC B2790 displayed?	Replace the ID code box. <Ref. to ID Code Box .>	ID code box registration was not performed properly.