1. Before checking the oil level, wipe the plug and the steering gear housing cover with a rag.
2. Open end wrench by 8 mm unscrew the filler plug.
3. Using a screwdriver or other suitable object, check the oil level, which should be at the lower edge of the filler hole.
4. When the level drops, add gear oil through the funnel into the steering gear housing and tighten the plug.