2009–2013 Subaru Forester, 2008–2014 Subaru Impreza, 2007–2009 Subaru Legacy and 1 other model Recall: Relay that controls the secondary air injection pump may fail, causing the…
NHTSA campaign 16V738000 · Electrical System · filed Oct 13, 2016 · verified Jul 30, 2026
The defect
Subaru of America, Inc. (Subaru) is recalling certain model year 2007-2009 model year Legacy and Outback vehicles, 2008-2014 Impreza vehicles and 2009-2013 Forester vehicles, all equipped with turbo-charged engines. The relay that controls the secondary air injection pump may fail, causing the pump to continuously operate and overheat.
The risk
If the air injection pump overheats, it may melt and increase the risk of a fire.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
Subaru will notify owners, and dealers will replace the secondary air injection pump relay, free of charge. The recall began December 2016. Owners may contact Subaru customer service at 1-800-782-2783. Subaru's number for this recall is WTM-73.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Affected vehicles
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Other campaigns involving Subaru vehicles
Source: NHTSA recall database, campaign 16V738000 (manufacturer number WTM-73). Data last verified Jul 30, 2026.