2003 Subaru Impreza Owner's Manual - Page 348
2003 Subaru Impreza Manual
Page 348 highlights
Maintenance and service Guideline of coolant quantity (including coolant in reservoir tank): Non-turbo models: MT. 7.4 US qt (7.0 liters, 6.2 Imp qt) AT. 7.3 US qt (6.9 liters, 6.1 Imp qt) Turbo models: MT. 8.1 US qt (7.7 liters, 6.8 Imp qt) AT. 8.0 US qt (7.6 liters, 6.7 Imp qt) CAUTION D Be careful not to spill engine coolant when adding it. If coolant touches the exhaust pipe, it may cause a bad smell, smoke, and/or a fire. D Do not splash the engine coolant over painted parts. The alcohol contained in the engine coolant may damage the paint surface. 6. Pour the coolant and fill to the reservoir tank's "FULL" level mark. 1) "FULL" level mark 2) "LOW" level mark 1) Rubber gaskets 7. Put the radiator cap back on and tighten firmly. At - CONTINUED - 11-19