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Xuningshen · 01-21-2015, 02:40 PM

whenever the check engine light is on, the ECU goes into "limp" mode, and wont go over 4k rpms to protect itself.. so I wouldn't worry about that part of your problems.

01-21-2015, 02:40 PM	#4
Xuningshen Senior Member Join Date: May 2014 Drives: Subaru BRZ Location: California Posts: 204 Thanks: 89 Thanked 125 Times in 62 Posts Mentioned: 1 Post(s) Tagged: 0 Thread(s)	whenever the check engine light is on, the ECU goes into "limp" mode, and wont go over 4k rpms to protect itself.. so I wouldn't worry about that part of your problems. __________________ 2014 WRB BRZ