Subaru Outback Forums banner
1 - 1 of 9 Posts

· Registered
2011 Tacoma TRD Sport Double Cab Long Box
2,824 Posts
I believe they put the ECU into a test mode. It cycles relays and will cause your check engine light to flash. Leave them unplugged unless you're dying to see what happens :).
1 - 1 of 9 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.