DTC B2604: Power Seat Memory EEPROM

DTC detecting condition:

When malfunction occurs in writing/reading the memory of Power Seat and Remote Control Mirror control module.

Trouble symptom:

Seat operation is possible with manual operation, but the following situations may occur.

Seat cannot be restored to the registered position.
Memory cannot be reloaded.

CAUTION: Before performing diagnosis, refer to "CAUTION" in "General Description". Ref. to POWER SEAT MEMORY (DIAGNOSTICS)>General Description>CAUTION .

CHECK DTC .
1. Turn the ignition switch to ON.
2. Read the DTC of [Power Seat Memory] using the Subaru Select Monitor. Ref. to POWER SEAT MEMORY (DIAGNOSTICS)>DIAGNOSTIC TROUBLE CODE (DTC) .
Is DTC B2604 displayed? (Current malfunction)

Yes: Replace Power Seat and Remote Control Mirror control module. Ref. to SEATS>POWER SEAT SYSTEM .

No: Even if DTC is displayed, the circuit has returned to a normal condition at this time.

Reproduce the failure, and perform the diagnosis again.

NOTE: In this case, temporary poor contact of connector, temporary open or short circuit of harness may be the cause.