Subaru Impreza Manuals 2018 Impreza Owner's Manual | Page 321

7-54 Starting and operating/BSD/RCTA – When there is a difference in height between your lane and the neighboring lane – Immediately after the BSD/RCTA is activated by pressing the BSD/RCTA OFF switch – Immediately after the shift lever/ select lever is shifted to the “R” position – When extremely heavy cargo is loaded in the trunk or cargo area . During reversing, operation of the BSD/ RCTA approach indicator light and the warning buzzer may be delayed or the system may fail to issue these warnings under the following conditions. – When backing out of an angled parking space – When a large-sized vehicle is parked next to your vehicle (That vehicle prevents the propagation of radar waves.) – When reversing on sloped roads – When reversing at a high speed – When the vehicle driving two lanes away is driving on the near side of its lane from your vehicle & BSD/RCTA warning indicator S07BM04 ! System temporary stop indicator S07BM0401 . The BSD/RCTA approach indicator light may illuminate when driving close to solid objects on the road or road side (such as guardrails, tunnels and sidewalls). . The BSD/RCTA approach indicator light may flash when turning at an inter- section in urban areas or a multilane intersection. . The BSD/RCTA approach indicator light may flash and the warning buzzer may sound if a building or a wall exists in the reversing direction. . In the following cases, the system may detect a vehicle driving two lanes away from your vehicle. – When you are driving on the near side of its lane from the corresponding vehicle System temporary stop indicator This indicator appears when the system is used under the following conditions. . Extremely high or low temperatures . When abnormal voltage exists for the vehicle battery . When the radar sensor is significantly misaligned Once the above conditions are corrected, the system will recover from the temporary stop condition and the indicator will dis-