Subaru WRX & WRX STI Manuals 2018 WRX & WRX STI Owner’s Manual | Page 402

7-50 Starting and operating/Hill start assist system Hill start assist system WARNING . The Hill start assist system is a device only for helping the driver to START the vehicle on an uphill grade. To prevent accidents when the vehicle is parked on a slope, be sure to firmly set the parking brake. When setting the parking brake, make sure that the vehicle remains stationary when the clutch pedal (MT models) and brake pedal (both MT and CVT models) are released. . Do not turn the ignition switch to the “LOCK”/“OFF” position while the Hill start assist system is operating. The Hill start assist system will be deactivated, caus- ing an accident. deactivate when the Auto Vehicle Hold function is activated. The Hill start assist system is a device to make the following vehicle operations easier. NOTE For models with the electronic parking brake system: . The Hill start assist system will activate when the Auto Vehicle Hold function is deactivated. . The Hill start assist system will 1) 2) A) B) Starting forward facing uphill Starting backward facing downhill Brake pedal (both MT models and CVT models) Clutch pedal (MT models only) In both these cases, the Hill start assist system operates under the following con-