Subaru Impreza Manuals 2011 Impreza Owner's Manual | Page 377

Maintenance and service & Recommended grade and viscosity Each oil manufacturer has its own base oils and additives. Never use different brands together. Oil grade: API classification GL-5 11-25 Rear differential gear oil Power steering fluid There is no rear differential gear oil level gauge. To check the rear differential gear oil level, we recommend that you consult your SUBARU dealer for inspection. & Checking the fluid level & Recommended grade and viscosity Each oil manufacturer has its own base oils and additives. Never use different brands together. Oil grade: API classification GL-5 The power steering fluid expands greatly as its temperature rises; the fluid level differs according to fluid temperature. Therefore, the reservoir tank has two different checking ranges for hot and cold fluids. SAE viscosity No. and applicable temperature Check the power steering fluid level monthly. 1. Park the vehicle on a level surface, and stop the engine. SAE viscosity No. and applicable temperature – CONTINUED –