GC8 fluctuating idle when warm, possible ECU issue? in Impreza, Crosstrek and XV Posted February 14, 2020 I know this is an old post but, Statek too bad you sold bro. My car was having that exact same issue bro, my plugs were looking the same as well. The issue turned out to be the Coolant Temp Sensor. 1
GC8 fluctuating idle when warm, possible ECU issue?
in Impreza, Crosstrek and XV
Posted
I know this is an old post but, Statek too bad you sold bro.
My car was having that exact same issue bro, my plugs were looking the same as well.
The issue turned out to be the Coolant Temp Sensor.