General Maintenance, Troubleshooting & Accidents.
I have a buddy with a 2009 WRX. We were doing some trouble shooting and he only boosts to 9 PSI. We blocked the wastegate line and got to 13 (stock boost) and the boost solenoid bucked the car and gave a CEL for turbocharger/supercharger solenoid. We don’t know exactly what the issue is. We...