Subaru Recall WRE-21: ECM Software May Cause Stall
2018 Subaru Impreza
A short circuit in the ignition coils may cause a stall, increasing the risk of a crash.
Electrical System — Ignition
Electrical System — Software|Engine And Engine Cooling — Engine — Engine Control Module (Ecu/Ecm) — Software|Engine And Engine Cooling — Exhaust System — Manifold/Header/Muffler/Tail Pipe
Subaru of America, Inc. (Subaru) is recalling certain 2017-2019 Subaru Impreza and 2018-2019 Crosstrek vehicles. The Engine Control Module (ECM) may continue to power the ignition coil after the engine is shut off, causing a short circuit.
Subaru will notify owners, and dealers will update the ECM software, replace the ignition coils and, if necessary, the front exhaust pipe, free of charge. Owner notification letters were mailed beginning June 1, 2021. Owners can contact Subaru customer service at 1-844-373-6614. Subaru's number for this recall is WRE-21. Note: This recall includes all vehicles previously repaired under Recall 19V743.