Function: Controls ECM- or switch-triggered loads such as fuel pump, starter interlock, horn, daytime running lights and power windows.
Installation: Plug-in design for the vehicle's fuse/relay panel (engine compartment or interior depending on trim); no splicing.
Electrical: 12V DC coil, 4-pin blade terminals, micro form factor; replaces OE 82501AE03A (supersedes 82501FC100); case often stamped “RC-5008”.
Use cases: Resolves intermittent no-start/no-prime, inoperative horn or power windows, and similar relay-related faults.
Build & fitment basis: Applications verified across Compatible with Subaru Forester (1998–2021), Impreza (1998–2016 incl. WRX/STI years per bullet list), Legacy (2000–2014, 2020–2021), Outback (2000–2014, 2020–2021), BRZ (2013–2020), Crosstrek (2016–2017, 2019–2021), Baja (2003–2006), Tribeca (2006–2014).
Service tip: For a comprehensive electrical refresh, replace multiple micro relays in the same panel during one service interval.